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1. 39 Table 10 Pan amp Tilt Power 12 VDC Connector Pin outs 40 Table 11 Quickset QPT90 12 VDC 120 VAC Pan amp Tilt Connector Pin out 41 Table 12 NSI Quad Antenna Polarization Connector Pin Out 42 Table 13 Radio Waves Quad Antenna Polarization Connector Pin Out 43 Table 14 COFDM Data Rates 8 MHz Bandwidtlh 56 Table 15 COFDM Data Rates 7 MHz Bandwidtlh 56 Table 16 COFDM Data Rates 6 MHz Bandwidtlh 57 Table VSB Data RAGS 58 Table 18 NewsCaster V T2 66 M17 0002 01A Rev 0 0 8 User Manual NewsCaster VT2 Document Revision Date Modified Modified by Modification Detail October 10 2006 0 0 R Risch M Initial release Hardy Mike Hardy Updated screens and functions per s w B1pG modulation display on default screen set tone level on color bars change preset change to save preset limiting PAL video filter choices to 5 6 or bypass M17 0002 01A Rev 0 0 9 User Manual NewsCaster VT2 M17 0002 01A Rev 0 0 10 User Manual NewsCaster VT2 1 DESCRIPTION Nucomm s NewsCaster 2 series 15 a two box Digital and Analog ENG OB Microwave Transmitter System The Mast Mounted Microwave Transmitter 15 design
2. 18 Pin military style connector Refer to Sec 4 for cabling M1 7 0002 01A Rev 0 0 22 User Manual NewsCaster VT2 Specifications amp Frequency Plans 3 1 FREQUENCY PLANS USA The standard US frequency plans apply to all units sold into markets covered by the FCC Frequency plans for all systems sold into non US markets are individualized to meet specific customer requirements and licensing restrictions as specified at the time of purchase CHANNEL FREQUENCY PLAN CHART NO 326 2 GHz 17 MHz Frequency Range 1 994 MHz 2 497 MHz Channel ma 06 19 00 7 m O 2140 G 20952220 06 20550 G s 4 o 2000 2 L4 27047 5 00 20675 2 Lo p 20052024 0 2094550 m 2970522 94 2 101 50 NN zm 2 105 75 2 454 25 2 471 00 0 2 475 25 2 462 75 EE E 2 v 6 249175 Table 1 Frequency Plan US 2 GHz 17 MHz 2 458 50 M17 0002 01A Rev 0 0 23 User Manual NewsCaster VT2 Specifications amp Frequency Plans CHANNEL FREQUENCY PLAN CHART NO 326 2 GHz 12 MHz Frequency Range 2 025 MHz 2 496 MHz e UPS 1 0 2 vo Lo 20050 01 20450 O 0000 00 _ O 2050 2 m 20450 22 _ O Jj 20675 O 0 2795 o 208850 5 0 _ 0 2 2 210 _ O j 205 2585 C eae oo 9 24755 o go G 24175 Table 2 Frequency Plan US 2 GHz 12 MHz
3. 43 Figure 21 RF Head Front Panel shown w Pan amp Tilt option 44 Figure 22 RF Head AUX Power Connectors 5 m 45 Foure 23 RE Head Rear NG umanaka 45 24 TNC and TRIAX Cone O eee unpu 45 Fisure 25 NC VT Iiferconnec Suu uuu ay 46 Figure 26 NEWSCASTER VT2 Front Panel Controls and Indicators 49 Men BOs oc uuu uu kum sana 49 25 Antenna Ul OM u Sana u Su am een 60 Fr 29 Menu Tree COM CO a uapa s Qu 70 302 Monu T T68 tanine meka da a doba nin 71 M17 0002 01A Rev 0 0 7 User Manual NewsCaster VT2 Tables Table 1 Frequency Plan US 2 GHz 17 MHZ u au a poo DERE eene Pup odes 23 Table 2 Frequency Plan US 2 GHz 12 MHZ 24 Table gt Frequency Plancus TN 25 Tables 2 Frequency Plan TD GI u uu un nuan amunpa aqapana 26 Table Exequency Plan US TG u a kuq 2 Table 6 Recommended Nycoil cable leneths 37 Table 7 Typical IF cable configurations for the NewsCaster VT2 38 Tables AUX Power cable PIN ODl a ey uuu uuu uui ai Sus 38 Table 9 Pan amp Tilt Power 120 VAC Connector Pin outs
4. NC N NC NC v J Table 12 NSI Quad Antenna Polarization Connector Pin Out CABLE ASSY Lengths amp P N s MEI P N POL CONNECTOR 922 B719 02A E RAS 922 719 03 53106 20 335 922 719 04 SOLDER SIDE 922 B719 08A Provid by MEWSCASTER VT2 Antenna ANT POL CONNECTOR Hucomm PH 512 F3001 120 53116 14 125 lt t C Default SOLDER SIDE BELDEN CABLE lt 322 5445 Me SE END P N 821 05001 000 lt NEWSCASTER RF HEAD BROWN NOTE CW IS DEFAULT NSI ANTENNAS Figure 19 NSI Quad Antenna Polarization Connections M17 0002 01A Rev 0 0 42 User Manual NewsCaster VT2 Installation NCVT2 RE HEAD Function Recommended Radio Waves Wire Size AWG Antenna ENC NE 2 8090 4 FO C A D Band Select 22GREEN 19 ITE G Common 24 2 NC ShedGND 02 J DCGND BLUE LENGTH PAN SHIT CONNECTOR zr q22 B457 U 2A 512 3001 120 3F T 322 B457 0 34 ME3118F14 125 AFT g22 B457 04A SOLDER SIDE 2 2 B457 D8 NEWSCASTER Prov d d by POL CONNECTOR nienna PT 512 F300 120 gt 311814 123 NEWSCASTER VT2 SOLDER SIDE HEAD BELDER CABLE F PS NM 450 22 2 7 BAND SEL 9439 20 G PAN 821 05001 000 SH
5. M17 0002 01A Rev 0 0 24 User Manual NewsCaster VT2 Specifications amp Frequency Plans CHANNEL FREQUENCY PLAN CHART NO 326 Frequency Range 6 431 MHz 7 119 MHz mr 1 o 647 50 o __ 0 659125 e _ O 6550 2 Lo 695625 s 0 J 659625 7 i s _ O j 6850 poe 700625 2 _ O 7025 O z poo 06 7375 EET 05625 _ O 7020 ME MM E 70 i0 1 05 2 l 0 71250 v O 10 ETE u 0 6435 1 6456 5 2 9 6420 2 c 0 648750 _ 13 4 6065 2 4 0 65125 2 14 Table 3 Frequency Plan US 7 GHz M17 0002 01A Rev 0 0 25 User Manual NewsCaster VT2 Specifications amp Frequency Plans CHANNEL FREQUENCY PLAN CHART NO 10 Frequency Range 12 706 MHz 12 950MHz Channel STV O 127250 O 0 __ _ 127250 K O 12 737 50 O podo 12750 00 oe __ 0 12762250 O MET TI EN __ _ o 127500 O STEN v SEE 000 1278750 _ O ZA TD __ _ 1290 0 y Or O O 1281250 Par J 0 12825 00 0 1283750 O P i pp 44 1250 0 HERE i ES O 12 862 50 0 128685000202 12950 0 1288750 0 a 128375 __ _ 129 20072208 O 12 912 50 Se __ _ 1292500 O BENE TT 000 12 937 50 O SNET VET
6. 90 versions and the RF Head The 17 0002 01 Rev 0 0 47 Installation interconnection between the Control Unit and the RF head is different for each version 90 120 VDC See Table 9 and Figure 17 for details of the interconnection between the Control Unit and the RF Head for this Pan Tilt Motor version 90 12 VDC See Table 10 and Figure 16 for details of the interconnection between the Control Unit and the RF Head for this Pan Tilt Motor version User Manual NewsCaster VT2 Installation M17 0002 01A Rev 0 0 48 User Manual NewsCaster VT2 5 OPERATION BD 7 GHz 7 037 500MHz ul 1 OdBmH QPSK 2 Operation Figure 26 NEWSCASTER VT2 Front Panel Controls and Indicators 5 1 FRONT PANEL OPERATION The NewsCaster VT2 operating controls and Indicators are shown in Figure 26 LCD Interface 4 The LCD is the main interface to the unit The display shown in Figure 26 1 the Default Screen Default Screen BD 7 GHz 7 037 500 2 1 OdBm H QPSK The Default Screen appears after boot up and displays the following information a The current Freguency Band b The current Channel c The current channel Frequency d The RF Output Level in dBm e The current Power Level HI LO f The current Modulation Type g The current Preset selected if any M17 0002 01A Rev 0 0 49 Entry Keypad 5 This keypad is used to navigate the LCD menu
7. Figure 1 NewsCaster VT2 System Diagram Highlighted features include six Quick Key presets that allow single button operation integrated dynamic color bars and HD transport capability Also special menus have been included to ease the BAS relocation process Other available options for the NewsCaster VT2 Include Pan amp Tilt control a 10 Watt Digital High Power Amplifier remote control and monitoring functionality multi band operation etc This manual is written in a general form to cover all configurations and options for the NewsCaster VT2 within the 1 00 GHz to 15 5 GHz frequency range The convention of this manual 1s to show non standard configuration options with shaded text as shown here User Manual NewsCaster VT2 Features The parts lists and drawings in this manual are specific to this unit NCVT2 BB YZ Options Specified Frequency Plan Power Output Model Generalized Frequency Band Designator Where as z mean frequency band centered in GHz rounded to the closest GHz This number is then multiplied by 10 For multiple bands each center frequency designation is separated by a backslash Used to identify power output the following Power Output Designators Power Output is represented by Letters A Z A 1 B 2 C 3 etc for the analog power and Numbers 0 9 for the digital power For example a SW Analog 2W digital system would b
8. NEWSCASTER VT2 ENG OB Microwave Transmitter User Manual NUCOMM PUBLICATION M17 0002 01A REV 0 1 For NCVT2 Rev B Software Version B1p6 Nucomm Inc 101 Bilby Road Hackettstown NJ 07840 Tel 908 852 3700 Fax 908 813 0399 www nucomm com NewsCaster VT2 Warranty Equipment manufactured by Nucomm Inc 1 warranted to meet all customer specifications and to be free from defects In material and workmanship within a period of two years from date of shipment from Nucomm The company s hability under this warranty 1 limited to Servicing or adjusting equipment e Replacement of defective parts Any equipment returned to the factory shall have the freight paid for by the buyer Equipment showing damage by misuse abnormal conditions of operation or attempts to repair by other than authorized service personal shall be excluded from this warranty Nucomm Inc shall in no event be responsible for incidental injury or property damage Since Nucomm Inc has no control over conditions of use no warranty is made or implied as to suitability for the customer s intended use beyond such performance specifications as are made part of the purchase order There are no warranties expressed or implied except as stated herein This limitation on warranties shall not be modified by verbal representations Proprietary amp Disclaimer Notice All information and graphic images herein contained within this manual are co
9. 852 3700 InterpatioODngl uuu 001 1 908 852 3700 24 Hour Hotline Je M 888 531 3892 Ji illo Lu EU u 001 1 888 531 3892 M1 7 0002 01A Rev 0 0 4 User Manual NewsCaster VT2 CAUTION RISK OF ELECTRICAL SHOCK DO NOT REMOVE COVERS e Do not remove any covers Refer servicing to qualified technicians only e Disconnect all power before servicing Read and perform all instructions carefully Failure to follow suggested instructions and guidelines may void all warranties FCC STATEMENT This equipment has been tested and found to comply with Part 74 637 a 2 of the FCC Rules and Regulations Any unauthorized changes or modifications not expressly approved by Nucomm Inc could void the user s authority to operate the equipment and invalidate the equipment s warranty M17 0002 01A Rev 0 0 5 User Manual NewsCaster VT2 Table of Contents jf D mpi a uo unu ODER 11 2 13 3 Specifications and Frequency Plans USA 19 3 1 Frequency 25 O o 29 4 1 29 4 2 Pre Installation Checkout 29 4 3 Cables and COMNCCLORS oec 29 4 4 Control Unit Mechanical Installation 29 4 5 Control Unit Electrical Installatio
10. allows the user to choose between Standby Mode or color bars generation when video signal 1s lost 9 Show Nextel Menus allows the user to choose between displaying Yes or hiding No the Nextel BAS Relocation menu User Manual NewsCaster VT2 Remote Settings The Remote Settings Menu allows the NewsCaster VT2 to communicate to other devices such as a PC or PDA It is important to match all handshaking protocols for the two devices to communicate with each other 1 Mode sets up the type of control location There are two choices Remote Local allows the user to control the unit by a remotely connected computer and or the Front Panel Local Only allows the user to control the unit by the Front Panel 2 Interface the user can select the type of interface communication These are either RS232 RS485 3 Address the user can assign an address to the VT2 4 Baud Rate the user can select the speed of the serial data communication The speed can be 2400 bps 9600 bps or 19200 bps Version Settings This menu serves only as a monitoring function It allows the user to only view the unit s Serial Number Model Number the version of Front Panel Software Up Converter and Freguency Plan Restore Settings This menu allows the user to restore all factory settings The choices are YES or NO WARNING Restoring factory default values WILL OVERWRITE ALL USER SETTINGS M17
11. lt TAG RE HEAD lt BROWN SHIELD GND BLU GND RADIO WAVES ANTENNA NOTE IS DEFAULT ON RADIO WAVES ANTENNAS m Figure 20 Radio Waves Quad Antenna Polarization Connections M1 7 0002 01A Rev 0 0 43 User Manual NewsCaster VT2 4 8 RF HEAD CONNECTORS IF Interface and AUX Power The TNC or Triax IF connector inputs the diplexed 70 MHz inter unit control data and DC power for the RF Head when Belden 1694 or Triax cable is used If RG 59 is used then DC is input from the Aux Power cable via the Aux DC Power input Refer also to Figure 21 Detail 16 Antenna Polarization This connector if configured receives the antenna polarity control signals from the Control Unit Both NSI and Radio Waves antennas are compatible as well as others See Table 12 amp Figure 19 for NSI details See Table 13 amp Figure 20 for RWI details Refer also to Figure 21 Detail 12 E a PANITILT PWR FROM CONTROL Installation Pan Tilt Power from Control This connector if configured inputs power from the Control Unit which is then passed to the RF Head See Table 9 and Figure 16 for 120 VAC PET See Table 10 and Figure 17 for 12 VDC PET Refer also to Figure 21 Detail 14 To Pan Tilt This connector if configured outputs signals and power for the Pan amp Tilt unit Refer to Table 11 and Figure 18 for cabling and pin outs Refer also to Figure 21
12. 0002 01A Rev 0 0 61 Operation Frequency Settings This menu allows the user to modify the frequencies of the currently selected band plan Factory Settings The Factory Settings Menu is only to be used by authorized service personnel and is password protected Unauthorized changes to its parameters may void the warranty and or damage the equipment For further information contact Nucomm Inc WARNING Changing values under the Factory Menu MAY CAUSE THE UNIT TO CEASE OPERATION Nextel This menu allows the operator to modify the Nextel BAS Relocation Settings Refer to Section 5 4 for additional details on BAS relocation settings MONITOR MENU The Monitor Menu allows the user to verify different operational parameters settings and software downloads It is made up of five sub menus e PSU for monitor the minimum current and maximum voltages of the Power Supply Unit NOTE For the PSU all voltages are set to alarm at a condition of 10 Temperature for monitoring the current temperature of the Control Unit and RF Head e Modulator for verifying the version of the unit and its software versions for its various components User Manual NewsCaster VT2 EPROMS FPGA etc including the current ASI rate fed to the system and the maximum rate supported by the system e Up Converter for monitoring the Up Converter voltages and verifying is software version e RF Head for monitorin
13. 45 frames 5 IPBB 15 the slowest encoding utilizing Intra Prediction and Bi directional frames with a sequence of 15 frames but with double bi directional frames It has the highest type of encoding quality SYSTEM MENU The System Menu is used to set various parameters regarding operational behavior of the system There are seven sub menus e Options Remote Frequency Version Restore Factory Nextel User Manual NewsCaster VT2 Option Settings 1 Frequency Direct This optional operating mode allowing the frequency to be changed without conventional use of a channel It can toggled or Off To use Frequency Direct when it is enabled use the following procedure In the Default Screen move the cursor to underline the freguency and press the ENT key Use the left and right arrows to select the digit s to edit and the up and down arrows to change the value s Continue this procedure until the entire freguency has been set When complete press ENT to have the new frequency take effect If the freguency entered is outside the band of operation the entry will be discarded and an error message showing the valid region of operation will be displayed In this mode the channel number is replaced with asterisks To return to channel mode select the channel with the cursor and change it to the desired channel number 2 Start in Standby This option either
14. Detail 13 RF Output The output is via a Type N connector located at the center rear of the NewsCaster VT2 RE Head and carried via a 50 low loss coaxlal cable to the antenna Turn the cable connector clockwise while keeping it in line with the transmitter connector To avoid unnecessary connector wear do not allow the cable to rotate while you connect it to the transmitter Figure 21 RF Head Front Panel shown w Pan amp Tilt option M17 0002 01A Rev 0 0 44 User Manual NewsCaster VT2 Installation A 4855 B evie G jop Figure 22 RF Head AUX Power Connector Pin Function A 52 DIRECTIONAL OMNI RF OUTPUT Figure 23 RF Head Rear Panel Dual Band shown with optional Omni ports WARNING DO NOT connect the wrong type cable to the wrong type unit since doing so will damage one of the connectors and result in intermittent failures TRIAX Figure 24 TNC and TRIAX Connectors M17 0002 01A Rev 0 0 45 User Manual NewsCaster VT2 Installation Belden 1594A RG amp U TNG Connectors MYCOIL LENGTH AUDIO INPUT 1 3 AUDIO INPUT 2 AUDIO INPUT 2 4 OPTIONAL RF INTERFA VIDEO IN ME V I ASLOUT ke ANT POL 7 OMNI SDN J TO DIRECTION TO MHz IN 34 T GHz 10 MHz OUT RE INTERFACE AUX POWER PAN AND TILT JOYSTICK CONTROL UNIT OPTIONAL AND TILT PWR ANTENNA POL CABLE 3 A
15. Digital QOplional 3 Watt Analog 1 75 Watt Digital Analog adjustable to FCC maximum EIRP max amp power 25 Watt Standby mode LANG satans No RF output Popillia uu bu miae doo Instant on frequency transmission M1 7 0002 01A Rev 0 0 19 User Manual NewsCaster VT2 Specifications amp Frequency Plans NEWSCASTER VT2 Specifications continued Modulation Modes COFDM Modulation Formats COFDM OPSK 160 64 QAM Code IR AG 1 2 2 3 3 4 5 6 7 8 Guard TEVA ME caeteri Ret Debet septena 1 32 1 16 1 8 1 4 Bandy uu taste uu uu bene 6 MHz 7 MHz and 8 MHz Analog Melik jedi 2 field tunable sub carriers optional 4 Modulation Deviation field selectable 3 MHz volt or 4 MHz volt VSB Modulation Formats 2VSB AVSB 8VSB STVSB Video amp Digital Input Performance Analog Video Mode VideO TEEN Sua qasa 325 625 lines NTSC PAL field selectable IV p p for 4 MHz deviation I V 3 MHz deviation Video input sensitivity switchable Pre emphasis or Field selectable Pre empbasts 2 ics su NTSC PAL B G or M field selectable Video Low Pass Filter field selectable 3 9 4 5 4 75 and 5 6MHz Frequency Response 0 5 dB 10 Hz to vide
16. FM analog modulation The Audio and Video signal flow 1 shown in Figure 3 In Digital mode the NewsCaster VT2 accepts video as SDI ASI or Compostte along with LINE Embedded or AES audio s and digltally compresses the sienals using 4 2 2 or 4 2 0 MPEG 2 encoding The encoded signal Is then Internally modulated with one of the user selected formats COFDM or optional QAM or VSB Refer to Figure 3 For additional flexibility an ASI Out port is provided enabling the NewsCaster VT2 to be used as a standalone ASI Encoder User Manual NewsCaster VT2 Features Cable Transceiver Front Panel Communication to RF Unit ASI IN 10 7 MHz Data Future Encoder Expansion 4 Analog Audio Multi f t 2 AES EBU Audio 222 SDI MPEG 2 Encoder COFDM VSB amp Composite GAM Coax to Diplexer RE Unit Digital FM Modulator Auxiliary 48 VDC Power to RF Unit Pan 8 Tilt Power 48 VDC PSU AC 12 V 45 V optional DC Pan amp Tilt Controller PSU optional Figure 3 Control Unit Block Diagram 1 7 0002 01 Rev 0 0 14 User Manual NewsCaster VT2 In Analog mode the NewsCaster VT2 accepts SDI or Composite video and LINE Embedded or AES audio The NewsCaster VT2 can also accept externally modulated signals via the 70 MHz Input Port NTSC PAL Video Filters When in NTSC mode the following video filter selections are available 3 90 4 50 4 75 5 60MHz and bypass In
17. PAL mode the NewsCaster 2 limits the video filter selections to 5 60M Hz and bypass Audio Sub carriers The two standard or four optional synthesized audio sub carriers are field programmable and feature individual source selection OFF LINE TONE AES and gain control via the menu system or audio The sub carrier frequencies mode and additional gain are front panel adjustable using the menu system Prime Power The standard Control Unit input voltage 1s 90 to 240 volts AC 40 to 60 Hz Optionally the system can be configured for DC ranging from 11 to 32 VDC or for both AC amp DC operation in the ranges listed above In all configurations the system automatically adapts to the input voltage without requiring the user to change any jumpers switches or settings Appropriate line cords are provided Frequency Coverage Nucomm s NewsCaster VT2 transmitters are available 1n single dual and tri band configurations This manual covers all the models in the NewsCaster VT2 series The NewsCaster VT2 series radios provide full coverage of the 2 7 amp 13 GHz US M17 0002 01A Rev 0 0 15 Features frequency bands and or other bands as required internationally from 1 GHz to 15 5 GHz Band and channel selections are made and clearly displayed via the front panel LCD interface Mode Selection The Operating Mode is accessed from the front panel under the grouping labeled M
18. SIT 12950 00 Table 4 Frequency Plan US 12 GHz Channel _ oe 4 peque _ 4 az 6 6 6 NENNEN 8 e E NM NON pe ji 10 o 10 M1 7 0002 01A Rev 0 0 26 User Manual NewsCaster VT2 Specifications amp Frequency Plans CHANNEL FREQUENCY PAN CHART NO 10 Frequency Range 12 976MHz 13 250MHz Offset Receive Frequency MHz a 12 962 50 T 1 l gg 129750 x 2 0 1299 O IA 13 000 00 13 012 50 130250 P 4 0 150560 2 s NE CENE MEE IN 00 fr UF o bev 13 068 75 5 O 13 087 50 es __ fl dg 15 000 ee 7 0 1 120 2 13 125 00 18115 13 143 75 x amp pio 9 0 X 160 o aii pT che mu 0 J 43850 40 j 1320000 13 212 50 kai Table 5 Frequency Plan US 13 GHz RyRy BPO Go 921 17 0002 01 Rev 0 0 27 User Manual NewsCaster VT2 Specifications amp F requency Plans M17 0002 01A Rev 0 0 28 User Manual NewsCaster VT2 4 INSTALLATION 4 1 UNPACKING 8 INSPECTION Unpack the NewsCaster VT2 and visually inspect for possible damage to the LCD connectors and surface areas If damage is found a claim should be fil
19. VT2 Alarms continued UC 5V Error Faulty UC PSU voltage is out of 1 Possible faulty main PSU Ensure that there are or tolerance no PSU faults by checking input and output with UC 11V Error Multimeter 2 Internal connector or cable problem 3 Consult factory UC IFLO Unlock IF Local Oscillator Reference 1 Ensure there are no other problems with the cannot phase lock PSU s before continuing Change to a new channel then return to the previous one Consult the factory UC RFLO Unlock RF Local Oscillator Reference Ensure there are no other problems with the cannot phase lock PSU s before continuing Change to a new channel then return to the previous one Internal connector or cable problem Consult the factory M17 0002 01A Rev 0 0 68 User Manual NewsCaster VT2 Operation 5 5 1 Multiple Alarms Under some situations multiple alarms may occur If this happens correct any power supply voltage problem first In many instances other alarms will be triggered as the result of a missing or out of range power supply level 5 5 2 NCVT2 Control Unit Front Panel C132 When a problem occurs without an alarm prompt a good starting point is to check all of the setup menus A parameter may have been Inadvertently missed or set to the wrong value If that doesn t solve the problem then make a check of all Internal cabling of the NCVT2 Control Unit ensuing that all cables are properly seated and fastened
20. frequencies so that when you make the switchover they will be ready to go Start the ASC set up procedure by making the following menu selections MODULATION gt PARAMETERS gt FM gt AUDIO gt SCIL SC1 Insertion 20 to 40dBc 2 17 7 13 4 83 This brings up screen similar to the one at right with the Mio 1 7 483 Mi settings and selections as described below 2 12 8 10 4 83 MHz NOTE Press amp Down to scroll through the ASC s and press Left amp Right to scroll through the available settings The settings for all ASC s are modified in the same fashion ASC 1 Is used as the example 2 17 7 13 This setting controls frequency for selected Sub Carrier when operating in the pre Nextel 2 GHz band USA and also for all the other frequency bands i e 7 GHz or 13 GHz The possible range for this setting is 4 83 MHz to 8 5 MHz 2012 1 7 This setting controls the frequency for the selected Sub Carrier when operating in the post Nextel 2 GHz band USA on channels 1 through 7 The possible range for this setting 15 4 33 MHz to 5 3 MHz 2012 8 10 This setting controls the frequency for the selected Sub Carrier when operating in the post Nextel 2 GHz band USA on channels 8 through 10 The possible range for this setting 15 4 33 MHz to 8 5 MHz Nucomm s default Audio Sub carrier Frequencies Band plan ASCI ASC2 ASC3 ASCA 2 17 7 13 4 83 MHz 6 20 MHz 6 80 MH
21. non conforming IF cable that cannot handle 48 VDC the AUX Power option must be fitted on which will provide the 48V on a separate connector Figure 6 Detail 5 for transport to the RF Head via dedicated conductors Table 7 lists conforming cables and details the various configurations possible with and without the AUX Power option NOTE When AUX Power is configured the 48 VDC still remains available at the IF Interface port This allows the user to upgrade to a conforming IF cable without requiring any changes to the unit M17 0002 01A Rev 0 0 33 Installation Additional detailed information on the interconnection between the Control Unit and RF Head is found in Sections 4 7 4 9 Remote The remote control port Figure 6 Detail 8 allows for full control and monitoring of the NewsCaster VT2 Both RS232 and RS485 are supported Refer to Figure 8 for pin out Function RS232 RS485 INC e Pn Function A Joystick Button Not Used F F GND i O A __ B jAzmuh D Figure 9 Control Unit Joystick Connector User Manual NewsCaster VT2 Installation Joystick PANY TILT This optional 6 pin connector Figure 6 Detail 9 connects the optional joystick for Pan amp Tilt Motor control Refer to Figure 9 for a detailed view and the pin outs Pan Tilt Pwr Pin amp Function This optional connector is used to provide power to the Pan
22. or 4 MHz NOTE Due to bandwidth limitations of the post Nextel 2 GHz band plan in 2G 12 mode the Video Deviation bandwidth of 2 GHz channels 1 through 7 is locked at 3 MHz 5 4 3 Switchover to Post Nextel Settings For our US clients when your DMA switchover date arrives assuming you have already set the unit per the preceding guidelines you will only need to take the following steps to put the radio on the new post Nextel settings Step 1 Navigate to the following menu SYSTEM gt NEXTEL FREQ PLAN Step 2 Change your 2 GHz Freq Plan setting from 2G 17 to 2G 12 Step 3 Done M1 7 0002 01A Rev 0 0 65 User Manual NewsCaster VT2 Operation 5 5 TROUBLESHOOTING GUIDE NewsCaster VT2 Alarms Probable Cause Troubleshooting EP Data Error A setting is set to an illegal value 1 Power cycle the radio 2 Check modulation parameters 3 Check all other settings 4 Consult with factory FP I2C Error There is an internal communications 1 Check for internal loose connectors error 2 Consult factory MOD ASI OVERFLOW External ASI Data Rate is set higher 1 Check ASI rate of the encoder and reduce below than the modulation will support or egual to the Max Rate See Section 5 2 under GOP settings 2 Change the modulation parameters to support a high bit rate See Section 5 2 under COFDM Parameters NOTE Link reliability will be reduced as the data rate is increased MOD ASI UNLOCK
23. places the unit in Standby Mode after booting up Yes or places the unit into Transmit Mode after booting up No Caution if the power to the unit is interrupted for any reason the unit will not return to transmit without user intervention 3 Save Preset allows the user to enable Yes or disable No the saving of Presets 4 Directional Antenna Only allows the user to select between the system usage of a Directional Antenna only Yes or system usage of both Directional and Omni antennas No When the latter selection has been chosen the user must use the Antenna M17 0002 01A Rev 0 0 60 Operation Button Front Panel to toggle between the two different types of antennas Refer to Figure 28 FANT CONTROLS L8 Figure 28 Antenna Button 5 P k T Pan amp Tilt Position Pots This parameter indicates to the Control unit whether or not the Pan amp Tilt Potentiometers have been installed If the Pan and Tilt control potentiometers are installed then this option must be set to YES otherwise it is set to NO 6 Elevation THD enables Yes or disables No a threshold range in which the elevation can travel Itis used to halt the Pan function when the selected elevation has been exceeded in order to avoid equipment damage 7 Nucomm Antenna allows the user to choose between Nucomm Yes and NSI No type antennas This is factory set per the configuration ordered 8 Video Present
24. signal to be Inputted to the system for RF transmission To utilize this feature External 70 MHz must be selected as an input via the front panel interface Refer to Section 5 for details The 70 MHz output port can be connected to a spectrum analyzer for monitoring or to an external transmitter Refer to Figure 6 Detail 2 Note When External 70 MHz input is selected the 70 MHz out is a loop through only AUDIO 4 AUDIO 3 AUDIO 1 AUDIO 2 AES EBU AES EBU G G G LIG Pin Function Ground Positive Negative Figure 7 Control Unit Audio Connector User Manual NewsCaster VT2 Audio The Analog and Digital audio inputs are made via a strip terminal on the rear panel Refer to Figure 6 Detail 6 for connector location The terminal marked is for the ground lead 1 for the negative signal and 1 for the positive Refer to Figure 7 for the connector detail The Digital AES EBU inputs are made via the Audio I amp Audio 3 terminals As such only one Digital audio 1s available in the standard two audio configuration IF Interface and AUX Power When the IF Cable 1 suitable a single TNC or optional Triax connector Figure 6 Detail 7 1s used to output the three signals that must pass between the Control Unit and the RF Head These are a Modulated 70 MHz signal b Inter unit control data c 48VDC for the RF Head For cases when an existing
25. to RF Head 5 SHCS AND 1 4 20 x 62 SPLIT WASHER 4 PLACES 1 4 20 x 750 PFHS 4 PLACES 44 4 Pan amp Tilt Mounting Plate 713 K008 00B Figure 12 Mounting RF Head using Mounting Plate M17 0002 01A Rev 0 0 35 User Manual NewsCaster VT2 Installation Bon D 10 000 9 109 4 700 38 D00 000 Figure 13 Hole Pattern of RF Head Base Plate Drill holes A are 250 Dia through drilled Material is ALUM 6061 4 thick Use four 4 size 14 20 x 750 screws to mount the unit M1 7 0002 01A Rev 0 0 36 User Manual NewsCaster VT2 Installation 4 7 PREPARING THE INTERCONNECT CABLES INCLUDING NYCOIL The NewsCaster VT2 1s flexibly designed for use with multiple IF cable types The STANDARD cable types support diplexed 48 VDC for transport to the RF Head Belden 1694 Coax and Belden 8232A Triax are certified for this one cable configuration Other common cables such as Belden 1505 may require the use of the AUX Power option Refer to Table 7 for more details on using the cables types mentioned Table 8 details the AUX Power cable Pan Tilt optional RF Head Coax RG 6 U or Triax RG 59 U Standard Control Unit Figure 14 Nycoil Block Diagram Standard Coax or Triax Conf
26. 1 to 32 VDC Connect the provided DC line cord between the lugs on the back of the unit to an appropriate DC power source for GND and for the 11 to 32V DC In all configurations the system automatically adapts to the input voltage without reguiring the user to change any jumpers switches or settings Video All video inputs outputs are made via clearly marked 75 2 connectors Refer to Figure 6 Detail 3 and Detail 4 Simply connect a 75 4 coaxial cable between the source and target equipment and select the appropriate input type via the front panel interface Refer to Section 5 for details Available video inputs and outputs are SDI Input Serial Digital Interface This signal combines both digital audio and digital video into one signal ASI IN Asynchronous Serial Interface Similar to SDI this signal combines both digital audio and digital video into one signal M17 0002 01A Rev 0 0 32 Installation ASI OUT from the internal encoder The Output ASI connector provides an output of the encoded MPEG stream and can be used to feed a satellite modulator or external transport stream multiplexer e Video Input It is an analog video signal that Is proportional to the received signal deviation For use with Composite and Baseband Video 70 MHz Connectors 70 MHz input and output ports 7592 BNC are provided The 70 MHz Input port allows an externally modulated
27. 16 18 Red Recommended Wire Size AWG s NotUsed NotUsed RF Head PAN TILT PWR FROM CONTROL motor for the 120 VAC Pan and Tilt actually requires 160 VAC Table 9 Pan amp Tilt Power 120 VAC Connector Pin outs FAM TILT CONTROL UNIT TILT POWER CONNECTOR NUC OMIM PIN 512 M 3007 008 ME 3115FRE12 8P SOLDER SIDE ac G CONTROL HEAD 160 VVHITE 160v RED 160 BROWN BLACK BELDEN CABLE HO4ET 18 CUT OFF ORANGE GREEN amp BLUE WIRES RF HEAD PVR CONNECTOR ILICE OMIM PIN 512 F3nn x07 0 MS3106E 165 15 SOLDER SIDE GRO 9 5 0 STILT RE HEAD 160 WHITE 160 RED 160W BROWN 160V BLACK Figure 16 Pan amp Tilt Power 720 Interconnect Diagram 17 0002 01 Rev 0 0 39 User Manual NewsCaster VT2 Installation Control Unit Recommended RF Head PAN TILT POWER Function Wire Size AWG PAN TILT PWR FROM CONTROL I8 YELLOW B H2VDbC 18 YELLOW No Connection NotUsed No Connection NotUsd No Connection NotUsed Table 10 Pan amp Tilt Power 72 VDC Connector Pin outs PAN TILT NEWSCASTER vT2 C TL NEWS ASTER 2 UNIT PAN TILT RF HEAD P 8 POWER CONNECTOR CONNECTOR D CO Mucarrm PIN PN E 6 TE c 512 3008 004 512 F3003 D70 5 a M83115F12 4P 53106 1
28. 85 15 SOLDER SIDE GOLDER SIDE PAN TILT PWR POWER NEWSCASTER VT2 1 YELLOVV 12 YELLOVY A 12 YELLOW 12 GAUGE YELLOW p GND BLACK STRANDED GND BLACK GND BLACK WIRE GND BLACK Ze ac Figure 17 Pan amp Tilt Power 12 VDC Interconnect Diagram 17 0002 01 Rev 0 0 40 User Manual NewsCaster VT2 Installation RF HEAD FUNCTION RECOMMENDED PAN amp TILT TO PAN TILT WIRE SIZE AWG MOTOR 18 PIN 17 PIN A T U N A Table 11 Quickset QPT90 12 VDC 120 VAC Pan amp Tilt Connector Pin out CONNECTOR ER D sun J2 uM CN M EIN M MM NU AMPHENOL Field 120 VAC Units Only 20 Orange A C T NENNEN NENNEN D 0 o P y MS3106P20 29S Cable Belden 9458 15 Cond 20 QUICKSET IE MMPT6 RF HEAD CABLE ASSY Lengihs 8 P N s LENGTH 4FT 922 B206 04B SFT 922 B206 05B EFT 922 B206 06B 12FT 922 B206 12B Standard 512 F3001 170 FEMALE 512 M3009 018 MALE Figure 18 Pan amp Tilt Motor Interconnect Cable M1 7 0002 01A Rev 0 0 41 User Manual NewsCaster VT2 Installation Function Recommended NSI Antenna Wire Size AWG H H2RED OT BO L 2 7 GHz Band Select 22 GREEN j 22 WHITE DOE J EathGomd NC NC NC
29. BB 15 Frame 1 Standard NTSC PAL 2 Profile 4 2 0 4 2 2 3 Aspect Ratio 4 3 16 9 Figure 29 Menu Tree continued 1 7 0002 01 Rev 0 0 70 User Manual NewsCaster VT2 Operation Frequency Direct Yes Start in Standby Yes Save Preset Yes Directional Antenna Only Yes Options Remote Version Frequency Restore Factory 1 Serial Number Restore factory Password 2 Model Number defaults Yes No 3 Front Panel P amp T Position Pots Vo Yes Elevation THD Yes Nucomm Antenna Vo Yes Allows the user to Modify 2 GHz Freq Plan 2G 17 2G 12 the Band Plan BW 2G 17 7 13 4 MHz 3 MHz For experienced users only BW 2G 12 8 10 4 MHz 3 MHz NOT Recommended 1 Mode Remote Local Local Only 2 Interface S232 RS485 3 Address 4 Baud Rate 9600 2400 19200 BPS PSU Temperature Modulator E RF Head pue Converter Panel 1 Control Unit 2 RF Head Version Date MOD MSN PRO PROtest ATE ATEtest Current PSU voltages displayed U09 U09 U09 10 909 11 917 12 905 OQ1 Figure 30 Menu Tree M17 0002 01A Rev 0 0 71 User Manual NewsCaster VT2 Operation M1 7 0002 01A Rev 0 0 72 User Manual
30. Consult with factory 5V Error RF Head Power Amp 12 VDC out Disconnect the Antenna Polarization and P amp T or of acceptable range connector if installed and reboot the radio If 12V Error this resolves the problem or a Check the antenna type selection and ensure 12 Pwr Amp Err the proper setting Nucomm or NSI or b Check Polarization connector termination 24V Error c If new installation check cable pin outs or Check Coax cable connectors Refer to NO RF Error HEAD troubleshooting measures RF Head I2C Error The controller is not communicating Ensure that the Nycoil Cable is shorter than 200 with the RF Head feet and that the correct cable type is being used Check interconnect cables Disconnect cable from RF Head and measure the voltage between the center pin of the connector and the shield The voltage should read 44 VDC 48 VDC a If the voltage is not present disconnect the cable from the control drawer and check the voltage between the center pin and the chassis for 44 VDC 48 VDC If present the cabling is bad Disconnect the Antenna Polarization and P amp T connector if installed and reboot the radio If this resolves the problem a Check antenna type selection and ensure the proper setting Nucomm or NSI b Check Polarization connector termination If new installation check pin outs 17 0002 01 Rev 0 0 67 User Manual NewsCaster VT2 Operation NewsCaster
31. ED External ASI Signal Lock Error 1 Check external ASI cabling 2 Check maximum cable length lt 200 Meters MOD AUDIO ERROR Problem with the Audio data 1 Ensure there are no other Modulator or Encoder errors 2 Ensure the audio input is properly selected 3 Contact the factory MOD Data Error A setting is set to an illegal value 1 Power cycle the radio 2 Check modulation parameters 3 Check all other settings 4 Consult with factory MOD EMB RATE 1 Embedded Audio 1 or 2 data rate 1 Ensure audio parameters are set properly or error 2 Ensure audio Embedding is enabled on source MOD EMB RATE 2 device 3 Consult factory MOD FPGA FAIL FPGA failed software loading from 1 Power cycle the radio PROM 2 Consult with factory MOD LOADING ERR MOD microprocessor failed loading 1 Power cycle the radio data EPROM or EPROM data not 2 Consult with factory recognizable MOD I2C Error Fault in the Modulator Encoder Consult with factory Board MOD NO AES AUDIO 1 No AES Audio 1 or 2 signal 1 Check AES cabling OT 2 Check pin out on cable MOD NO AES AUDIO 2 MOD NO EMD AUDIO 1 No embedded Audio 1 or 2 found 1 Check the audio input selection and ensure it is OT in the SDI stream set to SDI MOD NO EMD AUDIO 2 2 Ensure Embedded Group is set to 1 3 Ensure audio Embedding is enabled on source device MOD NO VIDEO INPUT Video signal missing 1 Check for bad cable or connector 2 Video st
32. ODE There are several options or functions that can be selected Normal Mode In the NORMAL mode the NewsCaster VT2 amplifiers are powered and transmitting Standby Mode In the STANDBY mode the transmitter is powered on but the RF output is muted enabling the transmitter to be tuned safely without radiating off frequency emissions The NewsCaster VT2 will remain in STANDBY until on frequency lock has been obtained Switching from STANDBY to the NORMAL operating mode results in instantaneous on frequency transmission If the synthesizer has not attained lock when Standby Mode is switched to NORMAL the unit will remain in STANDBY until on frequency lock has been obtained Video Presence Standby When Analog power mode is selected the unit may be placed in V Pres Stby Video Presence Remote mode When in this mode the unit transmitter will be in the Normal transmitting mode as long as the video source is connected to the Video or SDI input When the video 1s removed the transmitter will go to STANDBY within five seconds Reapplying the video will immediately turn the transmitter back ON The Video Presence Remote Standby mode enables the camera operator to remotely place the transmitter 1n standby or turn it ON User Manual NewsCaster VT2 Dynamic Color Bar Generator To activate the Dynamic Color Bar Generator press the TEST GEN button on the front panel of the Control Unit T
33. TA 17 C OntroL Unit Prone Pame ee 30 Figure 6 Control Unit Rear Panel AC model 31 Figure 7 Control Unit Audio 72 2 0 060 32 Control Unit 5 2 52 COHDeCIOE 33 Figure 9 Control Unit Joystick Connector 33 Figure 10 Control Unit 160v Pan Tilt Power Connector 34 Figure 11 Control Unit 12 VDC Pan Tilt Power Connector 34 Figure 12 Mounting RF Head using Mounting Plate 35 Fisure 15 Hole Pattern of RF Head Base E u 36 Figure 14 Nycoil Block Diagram Standard Coax or Triax Configuration 37 Figure 15 Nycoil Block Diagram Alternate Coax Configuration 37 Figure 16 Pan amp Tilt Power 20VAC Interconnect Diagram 39 Figure 17 Pan amp Tilt Power 12 VDC Interconnect Diagram 40 Figure 18 Pan amp Tilt Motor Interconnect Cable 41 Figure 19 NSI Quad Antenna Polarization Connections 42 Figure 20 Radio Waves Quad Antenna Polarization Connections
34. amp Tilt Motor See Figure 6 V B V Detail 10 for connector location on the Control Unit Detailed cabling info for 120 VAC Pan amp Tilt systems can be found in Table 9 and Figure 16 Detailed cabling info for 12 VDC Pan amp Tilt systems is found in Figure 11 Control Unit 12 VDC Pan Tilt Power Table 10 and Figure 17 Connector PAN TILT Pin GND NOT USED A C NOT USED D S Figure 10 Control Unit 160v Pan Tilt Power Connector M1 7 0002 01A Rev 0 0 34 User Manual NewsCaster VT2 Installation 4 6 RF HEAD MECHANICAL To ease the mounting of the RF Head to the INSTALL Pan amp Tilt mounting adapter plates are available The plate 1 first mounted to the Nucomm s mast mounted transmitter consists Pan amp Tilt with 4 1 4 20x 750 flat head of a single RF head containing the up screws then the RF Head are mounted to the converter P amp T PSU Antenna Controls and adapter plate s For cases when the mounting amplifier adapter plate is not used the hole pattern of the RF Head base plate has been provided in In a typical installation of Nucomm s Figure 13 NewsCaster VT2 the RF Head is mounted on the Pan amp Tilt mechanism which 15 attached NOTE The RF Head should be mounted so to a pneumatic mast atop an ENG OB van that the heat sink fins are vertical during See Figure 12 for a typical mounting setup operation Note Attach Mounting Plate s to Pan d Tilt before attaching
35. an amp Tilt RF Output To Directional Antenna To Omni Optional Antenna V DC to DC Microprocessor Power Supply Four Form C Relays Optional Figure 4 RF Head Block Diagram M17 0002 01A Rev 0 0 17 User Manual NewsCaster VT2 Features M1 7 0002 01A Rev 0 0 18 User Manual NewsCaster VT2 Specifications amp Frequency Plans 3 SPECIFICATIONS AND FREQUENCY PLANS USA RF PERFORMANCE Frequency Bands Front panel selectable Band en hak td ute 1 99 GHz 2 50 GHz Band ODOMA 2 30 GHz 2 70 GHz 6 43 GHz 7 12 GHz 12 706 GHz 13 250 GHz other plans available per user requirements TUNING Step 5176 uuu uu aun 250 kHz US 100 kHz International TO NIL Input uu Sun 10 dBm to 0 dBm 75 Ohms Freg ency stabilty xu unos ea 5ppm 0005 Power Output 2 GHz band Sa uuu w 12 Watt Analog 4 Watt Digital 10 Watt Digital 6 7 GHz band SLANG ARG sot o anda 5 Watt Analog 2 Watt Digital OR MORE dabo auf 10 Watt Analog 4 Watt Digital 10 Watt Digital Dual Band 2 7 GHz LANG OES 2 GHz 12 Watt Analog 4 Watt Digital Standard u uuu ua 7 GHz 5 Watt Analog 2 5 Watt Digital 10 Watt Analog 2 5 Watt Digital suma saa NN 10 Watt Digital 13 GHz Band Standard sas Dusun u I Watt Analog 0 25 Watt
36. andard MOD VIDEO ERROR Problem with video data 1 Ensure there are no other Modulator or Encoder errors 2 Ensure the video input is properly selected 3 Contact the factory Table 18 NewsCaster VT2 Alarms M17 0002 01A Rev 0 0 66 User Manual NewsCaster VT2 Operation NewsCaster VT2 Alarms continued Alarm Message Probable Cause Troubleshooting NO RF HEAD The controller 1 not communicating 1 Ensure that the Nycoil Cable is shorter than 200 with the RF Head feet and that the correct cable type is being used Check Interconnect cables Disconnect cable from RF Head and measure the voltage between the center pin of the connector and the shield The voltage should read 44 VDC 48 VDC a If the voltage is not present disconnect the cable from the control drawer and check the voltage between the center pin and the chassis for 44 VDC 48 VDC If present the cabling is bad Disconnect the Antenna Polarization and amp connector if installed and reboot the radio If this resolves the problem a Check antenna type selection and ensure the proper setting Nucomm or NSI b Check Polarization connector termination c If new installation check pin outs PSU Voltage Error PSU voltage regulation or amplitude Check input and output of PSU with Multimeter level of 12 VDC beyond acceptable under load and without load Will indicate if range supply is bad or there is a loading problem
37. cost effective and frequently impossible Often the practical method of effecting field repairs is to substitute known good spare modules for suspect units Nucomm maintains an inventory of replacement modules for its standard line of products Field Repair Nucomm products are designed with easy access to components to facilitate service When troubleshooting the VT2 Transmitter the user is cautioned to read all module descriptions in this manual Some Nucomm modules cannot be serviced in the field Warnings are included in the circuit descriptions and on certain modules themselves however the lack of a warning cannot be construed as a statement of safety To prevent voiding of the Nucomm warranty that protects the equipment please contact Nucomm before servicing or making any repairs Shipping Damage Equipment shipped FOB Nucomm Inc shall become the property of buyer upon delivery to and receipt from carrier Any damage in shipment should be handled by the buyer directly with the carrier Immediately request the carrier s inspection upon evidence of damage in shipment Do not return any Nucomm product to the factory until a return authorization RA number has been given along with shipping instructions as discussed previously Contact Information Nucomm Inc 101 Bilby Road Hackettstown NJ 07840 Tel 908 852 3700 Fax 908 813 0399 www Nucomm com During Nucomm business hours 8 30am 5 30pm EST 5 00 GMT B EE 908
38. croll through the parameter list The gain or mode selection 1 made using the left or right arrow keys and edited using the standard editing procedure Additional audio channels are selected with the up and down arrows To edit sub carrier frequency refer to Section 5 4 1 Note When changing the sub carrier frequency range the values are altered by highlighting the character and using the arrow keys to increase or decrease the value To enter the value move the cursor to the last character and press the Button The gain adjustment allows for 6 dB of gain and can be used to compensate for variance in line levels Audio levels will be expressed in dBm when using analog modulation and in dBu when in digital per the following Gain 18 0 0 dBm 18 dBu User Manual NewsCaster VT2 If LINE is selected the unit accepts balanced 600 Q inputs at 8 dBm Analog 10 dBu Digital At I kHz input headroom 1 18 dBm Analog 0 0 dBu Digital If AES is selected the unit accepts data from the backplane AES port s and decodes the Group 1 audio from the SDI stream If only two audio channels are configured they will be the first channel in Group 1 Four LED s indicate the status of the audio channel GREEN On and working OK GREEN Flashing Over modulation RED Trouble indication OFF Off or not configured INPUT 8 Pressing the INPUT key brings up th
39. d VSB parameters as described below FM PARAMETERS The FM analog parameters are divided into two sections Audio and Video FM Audio Settings This menu displays the audio channels for editing Each channel has the same parameters SCIL Audio I Left SCIR Audio I Right SC2L Audio 2 Left Gf installed SC2R Audio 2 Right Gf installed M17 0002 01A Rev 0 0 54 1 Input selects the type of audio Input source going to the VT2 Line analog source Tone self generated source AES EBU digital source and Off 2 Insertion adjusts the input audio level from 40 dB to 20 dB 3 Gain adjusts the audio output level from 6 dB to 6 dB 4 Freq allows the user to select the FM Audio Channel sub carrier bandwidth FM Video Settings Under the FM Video sub menu the operator may change three parameter settings These are 1 Inverse which can set the video waveform to Normal in phase or Inverted 180 out of phase 2 Emphasis allows the operator to switch between Video Emphasis Mode or Video Flat Mode In Video Emphasis Mode the lower video freguencies are rolled off while high freguencies are amplified 3 Filter sets the bandwidth of the video filter This 1 used to ensure that the audio sub carriers do not cause interference with video signal when required The choices are Bypass filter off or bandwidths of 3 9 MHz 4 5 MHz 4 75 MHz or 5 6 MHz Note In PAL mode
40. e Select Input Screen This allows the user to decide upon the type of input to be fed to the unit Analog Input Select co ite SDI When analog modulation is selected the input selections will be Composite The signal applied at the INPUT connector is routed through the internal low pass filter and sent to the FM modulator Typically this filter has a bandwidth of about 4 0 MHz for NTSC and 5 6 MHz for PAL The NTSC filter selectivity ensures the higher frequency M17 0002 01A Rev 0 0 52 Operation video components do not interfere with the 4 83 MHz audio sub carrier SDI SDI is converted to Composite via an internal circuit and then processed as a Composite signal External 70 MHz FM The input bypasses the modulator and is routed directly to the heterodyne up converter When digital modulation 1 selected the input selections will be Composite In this mode the input signal is passed through the MPEG Encoder and converted to digital then routed to the digital modulator SDI The Input is routed through the MPEG Encoder and then to the digital modulator External 70 MHz Digital The input bypasses the modulator and routes to the heterodyne up converter ASI Input bypasses the Encoder and goes to the digital modulator The ASI rate must be at or below the maximum digital modulation rate TEST GEN 9 This toggle key turns on off the internal color bars and also allows edit
41. e described with a power indicator of E2 A Dual Band system would have two sets of power indicators to show the power levels at both bands CC Nucomm assigns a frequency chart number for each unique frequency channel combination Contact your Nucomm representative for further information X Type Emphasis I NTSC and PAL M 2 PAL B G YZ Miscellaneous options as listed below append as many letters as needed G 160 VDC Pan amp Tilt M FM only Gl 12 VDC Pan Tilt MI COFDM only I Four Contact Closures M2 FM COFDM J NSI Antenna M3 lt FM COFDM DVBS K lt Radio Waves Antenna M4 COFDM DVBS U1 90 to 260 VAC M5 lt DVBS only U3 15 VDC M6 External 70MHz Options that are not a standard part of the system will be shown by shaded text as shown here M1 7 0002 01A Rev 0 0 12 User Manual NewsCaster VT2 2 FEATURES Encoder FM Mod VSB or QAM 70 MHz Modulator iii 4 x Audio SDI Video 2 switchable To Digital Note Optional Lower Cost 4 2 0 Encoder Available Control Unit with Dynamic Color Bar ID ASI mi 4 2 2 MPEG2 Analog DVB S or Features Coax Cable RF Head Up Converter and Power Amplifier RF Output Figure 2 NewsCaster VT2 Simple Block Diagram Nucomm s NewsCaster VT2 Series Digital Analog ENG OB microwave transmitter was designed with the 2 GHz BAS Relocation in mind and is optimized for ENG OB truck applications Nucomm has led
42. ed to operate In any specified band in the 1 00 GHz to 15 5 GHz frequency range Each unit is field programmable and configurable to meet a wide range of customer requirements The NewsCaster VT2 is a split box transmitter system utilizing a rack mounted Control Unit 19 x TRU sometimes referred to as the IDU and Mast Mounted transmitter RF Head or ODU The two are connected with a single IF cable RG 6 coax or optional Triax which carries the 70 MHz IF Control Data and DC power For cases where an existing IF cable in the Nycoil must be used and cannot support the diplexing of the DC power the NewsCaster V T2 can be fitted with an AUX Power output to send the power via separate conductors The NewsCaster VT2 is fully integrated with an Analog FM modulator compliant super low delay MPEG 2 Encoder and Multimode Digital Modulator Available modulations include FM NTSC PAL COFDM optional single carrier QAM and optional VSB As additional digital modulation formats become available the VT2 can easily be software updated This makes the VT2 Rev B extremely flexible while greatly reducing circuit complexity M17 0002 01A Rev 0 0 11 Description Directional Antenna Antenna 4 Relay Outputs optional Coax carries Power plus all signals Auxiliary Power when Video Audio video coax is Used SDI ASI 70 MHz input naj Q Joystick optional Newscaster VT2 Control Unit
43. ed with the transportation carrier Save the shipping container and packing material for re shipment as needed 4 2 PRE INSTALLATION CHECKOUT NOTE 7he NEWSCASTER VT2 Control Unit and RF Head conventionally are connected with either a single TNC Coax or Triax cable Ina typical system 448 VDC is fed to the RF Head through this cable along with the 70 MHz IF and Control Data signals However there is a distinct different between the two types of cables For the TNC Coax the signals are diplexed onto the center conductor of the cable For the Triax the signals are diplexed on the inner shield of the cable WARNING DO NOT connect the wrong type cable to the wrong type unit since doing so will damage one of the connectors and result in intermittent failures TRIAX M17 0002 01A Rev 0 0 29 Installation Connect the NewsCaster VT2 IF output to the RF Head via an appropriate IF cable Refer to Table 7 Connect the RF output of the RF Head through a 30 Watt 30 dB attenuator to a spectrum analyzer and observe the output frequency on the analyzer display Note that the frequency and level correspond directly to the LCD display on the front panel of the VT2 NOTE The power level displayed on the LCD is for indication only 4 3 CABLES AND CONNECTORS Detailed drawings and pin outs of the NewsCaster V T2 cables and connectors are shown throughout this section Please contact Nucomm Customer Service if additi
44. g the aspects and data of the RF Head section e Front Panel for monitoring the aspects and data of the Front Panel section ALARMS SCREEN The Alarms Screen provides the user with a list of current unit alarms that have been triggered by a problem with either the signal reception or with the receiver itself Using this tool the unit can be troubleshot to correct all problems Previous alarm states are not listed under this screen The alarm state is listed here only as long as the alarm is on Should an alarm occur during operation the Alarm LED will also illuminate Alarms are listed by priority and not by occurrence See Section 5 5 for Troubleshooting M17 0002 01A Rev 0 0 62 Operation User Manual NewsCaster VT2 Operation M1 7 0002 01A Rev 0 0 63 User Manual NewsCaster VT2 Operation 5 4 NEXTEL BAS RELOCATION SETTINGS For our US clients the ChannelMaster is designed so that when properly configured per the following guidelines you will only need to change one setting on one screen when it s time to switch over to the post Nextel 2GHz band plan To preset the unit to allow a one setting switchover there are two groups of settings that must be made in advance AUDIO SUB CARRIER FREQUENCY and CHANNEL BANDWIDTH amp BAND PLAN These are described below 5 4 1 Audio Sub Carrier Frequency In this section you set your pre Nextel and post Nextel Audio Sub Carrier ASC
45. gle Coax or Triax cable This cable carries the 70 MHz IF and the Control Data signals and in a typical system carries the power to the RF Head which is diplexed onto the center conductor of the cable for coax or through the inner shield when Triax 1s used The cable conductor must carry 2 to 3 amps of current at 48 volts The center conductor of Belden 1694A RG coax or equivalent and the inner shield of the Belden 8232A RG59U are large enough to carry this current with a minimum of voltage drop TNC TRIAX When using video cable such as RG 58 or Belden 1505 RG 59U the voltage drop through the center conductor is too great to carry the diplexed 48 volts To support the use of these cables which may be existing in the Nycoil and must be used Nucomm has provided an auxiliary power AUX Power connector that routes the power to external wires Refer to Section 4 7 for details The standard coax cable required between the Control Unit and the RF Head must have an impedance of 75 2 The Newscaster will on occasion be used to replace systems that use 50 RF or video type coax cable in an existing Nycoil On special request Nucomm can configure the Newscaster VT2 system to operate using these 50 2 cables Again depending on the type of coax cable used in the pre existing Nycoil the power to the RF Head may require the use of the AUX Power option User Manual NewsCaster VT2 RF Head Feature
46. gs MPEG 2 data packets consist of 188 bytes of information with the package identifier PID located at the start of each packet The user can set PID values in the Tables sub menu The options are e Service allows the user to set the Service Name e Provider allows the user to set the name of the Service Provider e PCR PID allows for setting the hexadecimal value for the Program Clock Reference to synchronize the video and audio packets Typically found in the video stream e Video PID allows the user to set the hexadecimal value for video Stream e Audiol PID allows the user to set the hexadecimal value for the audio stream e Audio 2 PID if configured allows the user to set the hexadecimal value for the audio 2 stream NOTE Each PID must be a unique value M17 0002 01A Rev 0 0 59 Operation GOP Settings With the GOP sub menu the user can set the type of frames the amount frames and the sequence used The options for this sub menu are e 0 Super Low Density very fast encoding with low latency e 1 IP 15 encoding utilizing Intra and Prediction frames with a sequence of 15 frames 2 IP 45 encoding utilizing Intra and Prediction frames with a sequence of 45 frames 3 IPB 15 encoding utilizing Intra Prediction and Bi directional frames with a sequence of 15 frames 4 IPB 45 encoding utilizing Intra Prediction and Bi directional frames with a sequence of
47. he LED above the button will light The color bar pattern is the SMPTE color bar standard In the middle of the pattern is a 16 character ID that can be programmed through the LCD display The first character in the ID will blink to indicate that the microwave link 1 active In a digital system if the decoder stops decoding the picture will freeze and the operator would have no way of knowing this without the blinking character title In addition to numbers and characters several symbols are available for display in the ID These symbols include a helicopter a Van a camera etc When the Dynamic Color Bar Generator is activated a I kHz test tone 1 inputted to the active audio channels The left channel will be a solid tone The right channel will be a pulsed tone The tone levels can be varied from 26 to 10d BFS Preset Keys Nucomm has designed six Preset Keys into the front panel of the Newscaster VT2 These keys are used to instantly recall previously programmed configuration parameters such as frequency modulation format analog or digital video and audio input type etc Antenna Operation The Newscaster VT2 can control a number of antenna functions including e Polarization switching Directional Omni antenna switching e Selection between RWI or NSI Antennas M17 0002 01A Rev 0 0 16 Features Coax Cable Requirements The NEWSCASTER VT2 Control Unit and RF Head are typically connected with a sin
48. ical Characteristics S1Ze Control 19 48 26 cm W 1 75 4 45 cm H 16 40 64 cm D RF Head Standard Power 9 5 24 13 cm W 5 12 7 cm H 15 38 1 cm L RE Head Tish PoWeky euet be ian 9 5 24 13 cm W 6 38 16 2 cm 15 38 1 cm Weight CODO UID k u ele EI bc Sog 6 Ibs 2 72kg RF Head Standard Power 12 16 5 45kg RE Head High Power 16 5 Ibs 7 425 kg Connectors Control Unit Video SDI DVB ASI 70MBz Type MAO aaa nine ea kko Removable Screw Terminal Strip IF output to RE TNC F optional Triax Optional AUX Power out Terminal Strip Remote Control RS232 RS485 9 Pin D Female Remote Control Ethernet RJ 45 Summary Form Terminal Strip Pan Tilt Power to RF Head 8 Pin military style connector Refer to Sec 4 for cabling RF Head Optional AUX Power in 15 Pin military style connector Refer to Sec 4 for cabling z uu ana Type N female P Olatt2 12 Pin military style connector Refer to Sec 4 for cabling Pan Tilt Power from Control Unit 7 Pin military style connector Refer to Sec 4 for cabling Pan Tilt Control to Pan Tilt
49. iguration Pan Tilt optional RF Head Coax RG 59 U Alternate Control Unit Aux Power Cable required when not using Triax or 1694A coax Figure 15 Nycoil Block Diagram Alternate Configuration Most broadcasters use a Nycoil cable conduit between the truck and the mast top The required length of the Nycoil cable 1 twice the difference between the extended and nested mast height Table 6 Recommended Nycoil cable lengths M17 0002 01A Rev 0 0 37 User Manual NewsCaster VT2 Installation Config Type Control Unit Connector Cable Type of Cable Use RF Head Connector Conductors Standard TNC Connector Belden 1694A 70 MHz IF TNC Connector Coax Trompeter UPL40 41 RG 6U e Inter Unit Data Trompeter UPL40 41 amp Nucomm 511 F3003 000 recommended e 48 VDC Power Nucomm 511 F3003 000 TNC Connector Belden 1694A 70 MHz IF TNC Connector Standard Trompeter UPL40 41 RG 6U Inter Unit Data Trompeter UPL40 41 Coax Nucomm 511 3003 000 recommended 48 VDC Power Nucomm 511 F3003 000 w P amp T Standard Triax Connector Belden 8232A 70MHz IF Triax Connector Triax Trompeter PL375 13A RG 59U Inter Unit Data Trompeter PL375 13A w o P amp T Nucomm 511 F3002 000 recommended 48 VDC Power Nucomm 511 F3002 000 Triax Connector Belden 8232A IF Triax Connector Standard Trompeter PL375 13A RG 59U Inter Unit Data Trompeter PL375 13A Triax Nuco
50. ing of the 16 character ID as well as selection of the tone levels TEST GEN may only be selected when the input type is set to COMPOSITE User Manual NewsCaster VT2 When TEST GEN 1 enabled the green LED will light and the LCD will display the screen shown above The ID can be edited from this screen To modify the TEST TONE levels press the right gt arrow twice and the TONE LEVEL screen will appear The tone levels can be set from 26dBFS to 10dBFS ANTENNA CONTROL 10 This key 1s used to set the antenna polarization if configured to CW CCW H or V ANTENNA SELECTION 12 This key toggles the RF output between the Omni and Directional output ports If no Omni is connected then this function should be disabled See Options in Section 5 3 PAN amp TILT 11 When Pan amp Tilt is pressed the Red Indicator LED is lit to indicate P T power 15 enabled Any joystick movement will move the antenna in that direction A display for P T elevation and aximuth is available When operating the Pan amp Tilt the antenna movement MUST also be physically monitored to reduce the danger of hitting power lines etc When the desired position Is reached press Pan amp Tilt again to disable power to the motor and reduce the possibility of unintentional antenna movement 5 3 MAIN UPPER LEVEL MENU M17 0002 01A Rev 0 0 53 Operation The Main or Upper Level Menu allows the user to acces
51. mm 511 F3002 000 recommended 48 VDC Power Nucomm 511 F3002 000 w P amp T 7 Pin Connector Pan amp Tilt Power 18 AWG 4 e 120 VDC Nucomm 512 F3003 070 Alternate TNC Coneco Belden 1505 Trompeter UPL40 41 me Nucomm 511 F3003 000 e g RG 59U Aux Power Option Terminal Strip bona 6 20 AWG 3 e 48 Power ITT Cannon MS3116J14 w o P amp T Nucomm 514 0003 04 Nucomm 512 F3012 015 70 MHz IF TNC Connector N A Trompeter UPL40 41 e Inter Unit Data Nucomm 511 F3003 000 TNC Connector Belden 1505 TNC Connector Alternate Trompeter UPL40 41 e g RG 59U N A 70 MHz IF Trompeter UPL40 41 Coax Nucomm 511 F3003 000 B Inter Unit Data Nucomm 511 F3003 000 requires A UP 15 pin connector p 21 Aux Power Cable 20 AWG 3 48 VDC Power ITT Cannon MS3116J14 puon Nucomm 512 F3012 015 PSD 7 Pin Connector Pan amp Tilt Power 18 AWG e 120 VDC Nucomm 512 F3003 070 Table 7 Typical IF cable configurations for the NewsCaster VT2 Control Unit Recommended RF Head AUX Power Function Wire Size lt AUX DC POWER TUJA VDC 418 Violet MOJI 3 A8VDC 18 Violet I 418 Black Table 8 AUX Power cable pin out M17 0002 01A Rev 0 0 38 User Manual NewsCaster VT2 Installation The following Tables and Figures are provided to assist In preparing the interconnect cables for the optional Pan amp Tilt control Control Unit PAN TILT POWER Function 160 18 White
52. n 32 4 6 RF Head Mechanical Install uu ak uni niis become eda 35 4 7 Preparing the Interconnect Cables including Nycoil 37 4 8 RE Head COMME LODS esit up ym ua hun he 44 4 9 Control Unit RF Head Interconnect 46 9 C OODOLIUOTL Su odisse OR AE ERA TE Dial astakuy a E 49 5 1 Front Panel 49 9 2 Conirolsaimda IMG uru nn n y 50 5 3 Upper Le ve Menus ios isa a uu m aa aq san a hua 53 Nextel BAS Relocation Settings aan eee tei dre best orte d ov beet 64 5 4 Audio Sub Carrier Frequency eed ee qub eee quies 64 314 2 Channel Bandwidth and Band 65 5 4 3 Switchover to Post Nextel SettIngs 65 5 5 Troublesmoothe Guide uuu k kam sus edu edu ii mustasa 66 Fda Alarms 69 2 32 NCVT2 Control Unit Front Panel C 132 a lu Sobe te e 69 17 0002 01 Rev 0 0 6 User Manual NewsCaster VT2 Figures Figure 1 NewsCaster VT2 System Diageram 11 Figure 2 NewsCaster VT2 Simple Block Diagram 13 Fiure gt Control Unit Block nm o Er N 14 Head Block DAS
53. n RA number and shipping instructions from Nucomm When returning equipment to Nucomm please enclose a letter containing the following e RA number Model number e Serial number e Frequency operating range in the case of modules A detailed description of the problem e Name of an engineer or technician we may contact in regards to this problem Include a ship to and bill to address Ship to Nucomm Inc 101 Bilby Road Hackettstown New Jersey 07840 For International orders In the case of units being shipped from outside the United States Nucomm recommends the use of a courier such as Federal Express UPS etc and that the goods be shipped DOOR TO DOOR PRE PAID This will eliminate Customs costs handling charges and delays Enclose all the information above plus a statement that the equipment was manufactured in the United States the latter is needed to expedite customs processing Nucomm evaluates all returned units free of charge and then confers with customers on corrective action Telephone Consultation Should there be a need for emergency telephone consultation please have your model number and serial number available for the Customer Service representative Nucomm Customer Service representatives are available to deal with all technical questions or difficulties Replacement Modules M17 0002 01A Rev 0 0 3 User Manual NewsCaster VT2 Troubleshooting to the component level is often not
54. n of the Main Menu See Section 5 3 Preset 3 Six programmable preset keys are provided To store the current settings hold the desired Preset key until the confirmation screen 1 displayed about four seconds The settings to be saved include Modulation Type Input Type Output Power Channel Number Audio Settings User Manual NewsCaster VT2 Operation Operating Mode 6 The Operating Mode key is used to select from the following 17 0002 01 Rev 0 0 Normal Transmitter is active with without a video or composite input signal Standby Transmitter is in STANDBY until switched to another mode To enable rapid transmission the frequency synthesizer will remain locked on frequency in this mode Video Presence Standby This mode is only selectable when input 15 set to VIDEO If no video 1 present the transmitter will switch to STANDBY after a two second delay minimum Use this mode to remotely place the transmitter into STBY when a video signal 15 removed If the Test Generator Is Installed the user may set Color Bars to be activated rather than have the unit go Into STBY See Section 5 3 51 AUDIO 7 The AUDIO quick key is used for basic FM audio mode line AES selection and gain changes After the Audio Button is pressed the Audio options will appear The user must then select the desired audio channel Once the desired audio channel is selected the arrow keys are used to s
55. ncoder s operating parameters The menu accesses four sub menus They 4VSB Audio Video 8VSB T Table 2 Bandwidth The bandwidth is span or width of a carrier frequency Under the Audio Settings Bandwidth sub menu the user can select the size of the carrier bandwidth The options The Audio Settings allow the user to select for this sub menu are the audio scheme to be used with the MPEG G MHz Encoder After entering the Audio Menu select either Audio 1 or Audio 2 if 7 MHz configured for two digital audios After 8 MHz selecting the audio channel there are four parameters that can be set 1 Input Line analog source Tone self generated source AES EBU digital source and Off 2 Sample Rate the rate is set at 48 kHz and is not changeable 3 Input Level L sets the left channel audio Input level to the encoder from 6 dB to 6 dB 4 Input Level R sets the right channel audio Input level to the encoder from 6 dB to 6 dB M17 0002 01A Rev 0 0 58 User Manual NewsCaster VT2 Video Settings The Video Settings allow the user to select the video formatting to be used with the MPEG Encoder They are 1 Standard can be toggled between e NTSC e PAL 2 Profile can be toggled between 4 2 0 4 2 2 3 Aspect Ratio can be toggled between e 4 3 Normal full screen e 16 9 Wide screen TV Table Settin
56. ndrews L Loss RT Cable 922 107 003 N Type Conn TO PAN amp TILT MOTOR OPTIONAL Figure 25 2 Interconnects 49 CONTROL UNIT RF HEAD INTERCONNECT Figure 25 shows the Interconnects between the NewsCaster VT2 Control Unit and the mast mounted RF Unit To assist in preparing the Control and Monitor cable connector pin assignments and recommended wire sizes are provided When Triax or Belden 1694 are used the only conductors required to pass through the Nycoil for standard operation are the coax or Triax cable for power data and 70 MHz IF and optional power conductors 1f configured for Pan amp Tilt An auxiliary power cable is required if using 75 RG 59 or optional 50 Q RG 56 RF Head Connections Perform the following M17 0002 01A Rev 0 0 46 e Connect the IF cable to the IF Interface jack Refer to Figure 21 Detail 11 e Connect the antenna polarization cable Refer to Figure 21 Detail 12 If the Pan Tilt option is configured e Connect the Pan Tilt Power cable to the RF Head 7 pin Refer to Figure 21 Detail 14 Connect PI 18 pin male of the Pan amp Tilt Power Control cable to JI TO PAN TILT on the RF Head Connect P2 17 pin female of the Pan amp Tilt Power control cable to the Pan X Tilt motor assembly Refer to Table 11 and Figure 18 for cable pin outs Refer also to Figure 21 Detail 13 User Manual NewsCaster VT2 If the AUX Power option i
57. nsidered the sole property of Nucomm Inc and is issued in the strictest of confidence This material may not be reproduced stored copied or converted in any form nor shall it be disclosed to others or used for manufacturing or any other purpose without the written permission of an authorized representative of Nucomm Inc Nucomm Inc has made every effort to ensure the accuracy of this material at the time of printing However as the specifications equipment and this manual are subject to change without notice Nucomm Inc assumes no responsibility or liability whatsoever for any errors or inaccuracies that may appear in this manual or for any decisions based on its use This manual 1 supplied for informational purposes only and should not be construed as a commitment by Nucomm Inc Copyrighted 2005 Nucomm Inc Hackettstown New Jersey 08740 M17 0002 01A Rev 0 0 2 User Manual NewsCaster VT2 Customer Service Information Equipment Returns Customer Service technicians at Nucomm are available to extend technical assistance to customers installing or operating Nucomm equipment They will also assist customers with equipment troubleshooting If this cannot be successfully accomplished by telephone the equipment may be returned to the factory for repair Loaner equipment 1 often available until Nucomm is able to ship repaired units Do not return any Nucomm product to the factory until you have received a return authorizatio
58. o filter selected Base Band 1 0 dB 10 Hz to 10 MHz Signal to noise ratio 69 dB typical 65 dB minimum Differential Phase 1 0 degrees Differential Galli Y a 1 0 Digital Video Mode Composite Video IV Maximum input Frequency 0 5 dB 10 Hz to 20 kHz Base Band 1 0 dB 70 Hz to 10 MHz Signal to noise ratio 69 dB typical 65 dB minimum Ditterential Pia a e pere 0 5 degrees Dittere ntia Gail 0 5 L ASI 0 80 Volts p p Digital and Analog Modes Input impedance au sauna conr ette 75 n uuu ha 26 dB 10 Hz to 5 MHz M17 0002 01A Rev 0 0 20 User Manual NewsCaster VT2 Specifications amp Frequency Plans NEWSCASTER VT2 Specifications continued Audio Performance Analog Audio Mode u u u uu unan 2 Analog or I AES EBU SDI De embedded coi den 4 Analog or 2 AES EBU SDI De embedded Sub Carriers selectable and field tunable from front panel Tunable in 5 kHz steps 4 6 MHz to 9 0 MHz Digital Audio Mode ENOENANNE u u uuu u u T 2 Analog I AES EBU SDI De embedded Four Optional ee iet 4 Analog or 2 AES EBU SDI De embedded Frequency Resp
59. onal detail is required 4 4 CONTROL UNIT MECHANICAL INSTALLATION The NewsCaster VT2 Control Unit 1s shipped pre assembled Mount the Control Unit in a standard I RU rack space using all 4 rack screws User Manual NewsCaster VT2 Installation 22 a gt Figure 5 Control Unit Front Panel M17 0002 01A Rev 0 0 30 User Manual NewsCaster VT2 0000000000009 ASI IN 70 Mhz IN lt 52 4BV CTR WARNING AUX POWER RF INTERFACE JOYSTICK M17 0002 01A Rev 0 0 Installation NOTE Depending on the configuration ordered some units may not feature all of the connectors pictured here CAUTION IF INTERFACE 7 The IF Interface center conductor carries 48V to power the RF Head Do not connect any instruments without use of a special test cable 2 5 Amp Fuse 120 VAC Units 1 5 Amp Fuse 220 260 VAC Units Figure 6 Control Unit Rear Panel AC model 31 User Manual NewsCaster VT2 4 5 CONTROL UNIT ELECTRICAL INSTALLATION Input Power AC Power The NewsCaster VT2 is standard configured to operate on AC power ranging from 90 to 260 VAC at 40 to 60 Hz Connect the provided AC line cord to an appropriate AC power source Refer to Figure 6 Detail 1 Alternate line cord connector types are available from Nucomm if needed DC Power When configured for DC the system can operate on DC power ranging from 41
60. only 5 6 MHz and Bypass are allowed COFDM PARAMETERS The COFDM digital parameters consists of five options 1 Power toggles the COFDM modulator On or OFF User Manual NewsCaster VT2 2 Constellation provides several different methods of modulating the signal for transmission OSPK e 16 64 3 Code Rate Under the Code Rate sub menu the user can set the amount of error correction The Code Rate as well as Guard Interval Bandwidth and Modulation is instrumental In setting the proper Data Rate The options for the Code Rate sub menu are 1 2 code rate used for channels with the greatest amount of noise e 2 3 3 4 5 6 e 7 8 code rate used for channels with the least amount of noise 4 Guard Interval COFDM carriers have precise spacing between each frequency This spacing ensures that only one carrier 1 addressed at a time and that no crosstalk exists between carriers Under the Guard sub menu the user can set the amount of delay Interval between symbols The options for this sub menu are 1 32 shortest delay between symbols e 1 16 1 8 1 4 longest delay between symbols 3 Bandwidth The bandwidth is the span or width of a carrier frequency Under the Bandwidth sub menu the user can select the size of the carrier bandwidth The options for this sub menu are M17 0002 01A Rev 0 0 55 Operation 6 MHz usuall
61. onse 30 Hz to 20 kHz 0 5 dB Digital amp Analog Audio Line Input BIS O ER e M 8 dBm 600 for 75 kHz deviation International 12 dBm 600 for 100 kHz deviation Frequency Response OFZO TO 0 5 KI ZLO 13 kH 1 0 dB Signal to noise LANG elt EE 65 dB enorme UNUM EMI E 75 kHz peak at I kHz 100 kHz for PAL u usya m 75 us amp 50 us LCD selectable Harmonic distortion Line qildi u u s an 0 5 maximum typically 0 2 Remote control RS 232 RS 485 Power Requirements ipin a anqana kayu au 100 to 260 VAC 50 60 Hz Optional DC 11 to 32 Power consumption 80 W typical 72 watt version Watt all Digital inci 120 Watts Environmental lemperature range Full specification RF Head 30 to 60 C Full specification Control Unit 10 to 50 ol S O OE RA OO VSA DE 40 to 80 C Humid u 0 to 95 non condensing Altitude UIS 20 000ft 6 000 m STOLAR 50 000ft 15 000 17 0002 01 Rev 0 0 21 User Manual NewsCaster VT2 Specifications amp Frequency Plans NEWSCASTER VT2 Specifications continued Phys
62. s The rugged NewsCaster VT2 RF Head as shown In Figure 4 Includes e IF to RF Up Converter e RF Power Amplifier e Low Noise Frequency Synthesizer Features RE unit is equipped with type connectors for the directional and optional omni directional antenna s Other Standard Features e Digitally synthesized microwave oscillator Diplexer that splits the 48 volts the tuning 70 MHz and the Control Data DC to DC Converter e Optional Pan amp Tilt Controller Optional Omni Directional Antenna switch RS232 RSA85 Remote Power Output Adjustments e Field Programmable RF and ASC settings Other Options e Optional Four Form C Relay contacts controlled from the Control Unit The RF Head components are housed in a weatherproof enclosure that mounts on the antenna pan and tilt housing replacing the conventional power amplifier This setup combines precise tuning of the transmitter e Remote Control Software allowing the NewsCaster 2 to be fully monitored and controlled from an IBM Compatible PC through a RS232C RS485 port e Mounting Adapter Plates enabling mounting of the RF Head to the Pan and Tilt frequency with exceptional output power The Newscaster VT2 RF Head Amplifier Input from Module Detector Module Control Unit camel Hoi 901 1058 02 Diplexer IF to RF A i Up Converter Control Data Pan amp Tilt Controller Optional To P
63. s The ENT key is used to enter and exit from edit mode and to make menu selections ENTER 4 TO START 1 MENU ENTER TO END MENU Figure 27 Menu Buttons Basic Menu Navigation On certain 2 menu screens underscore cursor appears which may be moved using the left or right arrows When the cursor is under a desired item select the item by pressing ENT Enter Use the up 1 or down arrows to scroll the available settings refer to Figures 29 amp 30 When the desired setting has been made press ENT to save the entry and put any change s into effect If ENT is not pressed and the keypad is left idle for 15 seconds the changes are discarded User Manual NewsCaster VT2 To enter the Main Menu see Section 5 3 for details hold 7 and press ENT To exit back to the Default Screen hold and press ENT Band Channel or Offset Selection You can change channels offsets or bands from the Default Screen Press ENT to go into edit mode Move the cursor to the desired parameter i e Band Channel Offset and press ENT to select it Press 1 or to make any changes Press ENT to save the new setting Note The Channel Offset is selected separately from the Channel and the field 1 found to the right of the Channel Number The unit will enter standby mode while the synthesizer changes frequency and then resume transmission on the new frequency Frequenc
64. s configured e Connect the AUX Power cable to the AUX DC POWER jack on the RF Head Connect the antenna cable between your antenna and the appropriate OUTPUT port 2 GHz Omni 2 GHz Directional 7 GHz Omni or 7 GHz Directional Refer to Figure 23 NSI amp Radio Waves Quad Antenna Polarization Interconnection Wiring diagrams are provided to assist in preparing the polarization cable including connector pin assignments and recommended Wire sizes See Table 12 amp Figure 19 for NSI details See Table 13 amp Figure 20 for RWI details software setting via the LCD interface 1 used to select between the two antenna types and will be factory configured per the type specified when the order is placed Quickset OPT90 Pan amp Tilt Interconnection The Pan amp Tilt platform will handle a maximum load of 90 Ibs with 0 355 of rotation and 90 of tilt The unit features adjustable limit switches for rotation and tilt The Pan amp Tilt is controlled by an optional joystick which is connected to the NEWSCASTER VT2 Control Unit The operator is able to set the platform position to within 1 degree of the desired position The Control Unit displays the azimuth and degree of rotation as well as the tilt above and below the horizon Nucomm supports two input voltage versions of the Quickset 90 a 12 VDC version and a 120 VAC version Table 11 and Figure 18 show the interconnection between both
65. s sub menus in order to vary the operational parameters of the unit Refer to Figure 29 and Figure 30 for tree diagrams of the menu system To enter the Main Menu hold 1 and press ENT To select a sub menu move the cursor to the desired item and press ENT To move back up a level select lt at the upper left of the screen and press ENT The sub menus constst of e Input for selecting the type of input signal to the unit e Modulation for varying the type of output modulation Encoder for varying any parameters associated with the encoding of the output signal e System for varying miscellaneous unit parameters e Monitor for monitoring different operational parameters of the unit Alarm for viewing any alarm condition occurring Alarms are listed by priority and not by occurrence Use the Left and Right Arrow Buttons to scroll through all the options User Manual NewsCaster VT2 Operation INPUT MENU The Input Menu 1 used to set the type of signal that will be inputted to the unit e Composite SDI 70 MHz ASI MODULATION MENU The Modulation settings are modified under this menu which has two sections Mode and Parameters Mode Mode allows the user to select the Digital Mode of Operation COFDM DVB S and VSB Analog 1 limited to FM only Parameters The Parameters sub menu has Analog FM parameters and Digital COFDM DVB S an
66. the way In creating the most comprehensive ENG OB transmitter available with many state of the art features not found in any of the other competing models Control Unit Features Fully integrated features of the Control Unit as shown in Figure 3 include Smart LCD Display for system control Six Ouick Key presets that allow single button configuration Integrated dynamic color bars with tone Super low delay MPEG 2 using a 4 2 2 or 4 2 0 encoder Multi Mode modulator that includes COFDM Analog FM and optional VSB DVB S or OAM modulation High data rate HD transport Special menus to ease the BAS relocation process U S only Antenna polarization selection CW CCW H V Omni Directional antenna selection Optional Control of four Form C Relay Closures in the RF Head Optional Integrated Pan Tilt Control Optional Joystick for Pan Tilt Optional M17 0002 01A Rev 0 0 13 Digital Analog Input Signals The NEWSCASTER VT2 Control Unit accepts multiple input formats These include Composite video NTSC amp PAL Digital video as SDI with audio de embedding ASI Two analog audio optionally four One digital AES EBU audio optionally two 70 MHz The audio s can be combined with the video via the MPEG 2 encoder or the FM sub carrters A key feature of the Newscaster VT2 Is that the SDI video can be converted internally to composite video and transmitted as
67. tightly if applicable Also check to see if all Jumpers if any have been installed properly Finally check all power supply voltages of the Control Unit ensuring that they are within their specified limits WARNING To minimize the possibility of Electro Static Discharge ESD damage ensure that all equipment is properly grounded and that you are using ESD protective practices and equipment NOTE With COAX TNC cables the 45 VDC is on the center pin of the cable For TRIAX cables the 45 VDC is carried on the inner shield instead TRIAX M17 0002 01A Rev 0 0 69 User Manual NewsCaster VT2 Operation Upper Level Menu 1 2 SDI Parameters 3 70 MHz 4 ASI 1 COFDM 1 Power On Off 1 Type 2VSB 4VSB 8VSB 2 Constellation QPSK 16QAM 64QAM 8VSBT Audio Video 3 Code Rate 7 8 5 6 2 2 3 2 Bandwidth 6 MHz 7 MHz 4 Guard Interval 7 32 1 16 1 8 14 8 MHZ 5 Bandwidth 6 MHz 7 MHz 8 2 DVB S COFDM DVB S VSB Optional Optional 1 Inverse Normal Inverse 2 Emphasis Emphasis Flat 3 Filter Bypass 3 90 4 50 4 75 5 60 SCIL SCIR SC2L SC2R 1 Input Z ne Tone AES EBU Off 2 Insertion 40 dB to 20 dB i i Tabl GOP Audio1 2 Service Provider 1 IP 15 Frame 3 PCR PID 2 IP 45 Frame 4 Freq 2G 17 7 13 2G 12 1 7 2G 12 8 10 4 Video PID 3 IPB 15 Frame 5 Audio1 PID 4 IPB 45 Frame 5 IP
68. y Direct If Frequency Direct Mode is enabled the frequency may be changed without limitation to channels Move the cursor to underline the frequency and press the ENT key Use the left and right arrows to select the digit s to edit and the up and down arrows to change the value s Continue until the entire frequency has been set When complete press ENT to have the new frequency take effect If the frequency entered is outside the band of operation the entry will be discarded and an error message showing the valid range will be displayed In this mode the channel number is replaced with asterisks To return to Channel Mode use the cursor to select a standard channel number M17 0002 01A Rev 0 0 50 Operation 5 2 CONTROLS AND INDICATORS Power Mode 14 The NewsCaster VT2 1 set automatically to ANALOG or DIGITAL power mode based on the front panel user selection This should not be confused with power output Power Output 13 By pressing the HI LO button 13 the user can select the power output The level at Lo power is down 6dBm from Hi ON OFF 1 Power On Off control STAT 2 The following show the unit s status e Remote Unit is under remote control RF Green RF present at output port e STBY Yellow Indicates muted output e Alarm Red Indicates that there has been a module problem The exact reason for the alarm can be determined from the Alarm sectio
69. y used for a split channel due to having the faster band re growth drop off rate The signal must be offset by using either or channels This technique works best in the lower RF power equipment which keeps re growth to a minimum 7 MHz e 8 MHz has the slowest band re growth drop off rate Use Tables 14 through 16 to identify the parameters required to set the desired COFDM data rate User Manual NewsCaster VT2 Operation Table 14 COFDM Data Rates 8 MHz Bandwidth Code Modulation Rate Guard Interval System IF 2 9 142857 MHz Flo 2 60 857143 MHz Clk 36 571429 Mbit s Data Rate Mbit s QPSK 16 QAM 64 QAM Table 15 COFDM Data Rates 7 MHz Bandwidth Code Modulation Rate Guard Interval System 1 32 1 16 IF 7 999999875 MHz Flo 62 000000125 MHz Clk 32 0000 Mbit s Data Rate Mbit s QPSK 16 QAM 15 83422575 15 3685114 14 5147065 13 0632364 64 QAM 1 7 0002 01A Rev 0 0 56 User Manual NewsCaster VT2 Operation Table 16 COFDM Data Rates 6 MHz Bandwidth Code Modulation Rate Guard Interval System 1 32 1 16 IF 0 85714275 MHz Flo 63 14265725 MHz 27 428571 Mbit s Data Rate Mbit s OPSK 16 QAM 64 QAM M17 0002 01A Rev 0 0 57 User Manual NewsCaster VT2 Operation VSB PARAMETERS ENCODER MENU 1 Type provides several different methods The Encoder Menu allows the user to adjust of modulating the signal for transmission the MPEG E
70. z 7 50 MHz 2 12 1 7 4 83 MHz 3 80 MHz 6 80 MHz 7 50 MHz 2 12 8 10 4 83 MHz 6 20 MHz 6 80 MHz 7 50 MHz NOTE Due to bandwidth limitations only two ASC s can be active on the post Nextel 2 GHz band plan US regardless of how the unit is hardware configured M1 7 0002 01A Rev 0 0 64 User Manual NewsCaster VT2 Operation 5 4 2 Channel Bandwidth and Band Plan In this section you can set your pre Nextel and post Nextel Video Bandwidth Deviation so that when you make the switchover they will be ready to go Start this set up procedure by making the following menu selections SYSTEM gt NEXTEL FREQ PLAN 2GHz Freq Plan 2G 17 2G 12 This brings up the screen at right with the settings and BW 2G 17 7 13 4MHz 3 MHz selections as described below BW 2G 12 8 10 4MHz 3MHz 2 GHz Freg Plan This setting controls the 2 GHz Freguency Plan which will be used by the radio Select the 17 MHz pre Nextel band plan by choosing 2G 17 or the 12 MHz post Nextel band plan by choosing 2G 12 BW 2G 17 7 13 This setting controls your Video Deviation bandwidth when operating in the pre Nextel 2 GHz band USA and also for all the other frequency bands i e 7 GHz or 13 GHz The possible selections are 3 MHz or 4 MHz BW 2G 12 8 10 This setting controls the Video Deviation bandwidth when operating in the post Nextel 2 GHz band USA on channels 8 through 10 The possible selections are 3 MHz

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