USER MANUAL - Visono Media
Contents
1. KRAMER ELECTRONICS Ltd USER MANUAL Distribution Amplifiers Models VM 1010 VM 1015 VM 1021 VM 1042 VM 1044 VM 1055 VM 54 IMPORTANT Before proceeding please read paragraph entitled Unpacking and Contents KRAMER ELECTRONICS LTD Section 1 1 1 1 2 2 3 4 4 1 5 5 1 3 2 5 3 5 4 55 5 6 5 7 6 6 1 7 8 8 1 8 2 8 3 8 4 8 5 8 6 8 7 9 10 10 1 10 2 Figure CONDNWAWNHKE H ADUNURWNHE w o o R NRO Table Of Contents Name INTRODUCTION A Word On Distribution Amplifiers Factors Affecting Quality of Results SPECIFICATIONS HOW DO I GET STARTED UNPACKING AND CONTENTS Optional Accessories VM SERIES AMPLIFIERS Getting To Know Your VM 1010 Amplifier Getting To Know Your VM 1015 Amplifier Getting To Know Your VM 1021 Amplifier Getting To Know Your VM 1042 Amplifier Getting To Know Your VM 1044 Amplifier Getting To Know Your VM 1055 Amplifier Getting To Know Your VM 54 Amplifier INSTALLATION Rack Mounting CONNECTING TO VIDEO DEVICES USING THE VIDEO AMPLIFIERS Powering On The Amplifier Looping Level Control Equalization Control Coupling Black Level Clamping Sync Tip Clamping TAKING CARE OF YOUR VIDEO AMPLIFIER TROUBLESHOOTING Power And Indicators Video Signal Limited Waaranty List Of Illustrations VM 1010 Front Rear Panel Features VM 1015 Front Rear Panel Features VM 1021 Front Rear Panel Features VM 1042 Front Panel Features VM 1044 Front Rear Panel Features V2. state of the art Video Component Distribution Amplifier designed for studio and other demanding applications The VM 54 has three looping input channels each with 18 outputs With this configuration a 1 18 RGB distributor can be formed Each channel is subdivided into 4 groups of 5 or 3 outputs which may be tuned separately for gain and cable EQ The three input channels may be looped through together to form a 1 54 DA or other configurations e g 1 18 Composite or 1 18 YC using two channels To form a 1 54 distributor the channel 1 LOOP connector should be connected to the input connector of channel 2 The channel 2 LOOP connector should be connected to the input connector of channel 3 The termination switches of channels 1 and 2 should be set at Hi z and the channel 3 termination switch should be set to 75ohm Output signals may be AC or DC coupled via front panel controls Signal bandwidth exceeding 350 MHz makes the VM 54 the first choice for a large video component distribution center Front rear panel features of the VM 54 are described Figure 7 Table 10 and Table 11 KRAMER ELECTRONICS LTD 14 EQ GAIN O O OUTPUTS 16 18 O O OUTPUTS 16 18 ore OUTPUTS 16 18 230 VAC 50 60 Hz Figure 7 VM 54 Front Rear Panel Features Table 10 VM 54 Front Panel Features Power Switch Illuminated switch Supplies power to the unit EQ trimmers OUTPUTS 16 18 Controls cable equalization of video out
3. 12 5 6 Getting To Know Your VM 1055 Amplifier The KRAMER VM 1055 is a full broadcast Video Component RGBHV Distributor designed for studio graphics workstation presentation and other demanding applications The VM 1055 splits a five component input source into five identical outputs with no discernible signal degradation DC coupled inputs and outputs and state of the art video amplifying circuitry make the KRAMER VM 1055 the first choice Video Component Distributor Signal bandwidth of over 300 MHz and the option to adjust the termination of two sync channels 75 Ohms analog or TTL level allow the VM 1055 to be used with graphics workstations and for presentation purposes The VM 1055 may function as a 5 X 1 5 Video DA for any video source when the termination switch is at 75ohm Composite YC YUV RGB and SDD or as a 3 analog channels 2 TTL channels distributor Front rear panel features of the VM 1055 are described in Figure 6 and Table 9 KRAMER Video Component Distributor vM 1055 gt Figure 6 VM 1055 Front Rear Panel Features Table 9 VM 1055 Front Rear Panel Features Function Power switch Illuminated switch Supplies power to the unit 750hm switch Selects 75ohm or HI z impedance for Hs Channel When at the 75ohm position the signal applied to the connector should be analog video or sync signal When in the HI z position a TTL level sync signal may be used IN Hs BNC conne
4. no discernible signal degradation Input and output DC coupling and state of the art video amplifying circuitry make the KRAMER VM 1042 the first choice Video Component Distributor Signal bandwidth of 200MHz allows the VM 1042 to be used for the most demanding applications The VM 1042 may be used as a 4 times looping 1 2 video DA of exceptional quality for any video source Composite YC YUV or RGB Front rear panel features of the VM 1042 are described in Figure 4 and Table 7 Video Component Distributor VM 1042 gt CHANNEL A CHANNEL D 230 VAC LOOP OUT 1 OUT 2 50 60 Hz SERIAL FUSE Figure 4 VM 1042 Front Rear Panel Features KRAMER ELECTRONICS LTD 10 Table 7 VM 1042 Front Rear Panel Features Feature Function Power Switch front panel Illuminated switch Supplies power to the unit IN BNC connector CHANNEL A Channel A video input 3 TERM pushbutton CHANNEL A Selects 75ohm or HI z impedance for Channel A when pressed for looping select Hi z LOOP BNC connector CHANNEL A Provides video looping capability to increase number of outputs OUT 1 2 BNC connectors Channel A amplified and buffered video outputs CHANNEL A 6 INBNC connector CHANNEL B Channel B video input 7 TERM pushbutton CHANNEL B Selects 750hm or HI z impedance for Channel B when pressed for looping select Hi z LOOP BNC connector CHANNEL B Provides video looping capability t
5. signal Whenever the picture is distorted too dark or too bright the DC offset is probably KRAMER ELECTRONICS LTD 18 responsible so it is recommended to choose AC coupling If the malfunction still exists the BLACK pushbutton should be activated to restore the standard DC level of the video signal 8 7 Sync Tip Clamping VM 1015 VM 1021 only Sync Tip Clamping is recommended for video signals such as RGB The RGB signal maximum amplitude is between 0 7Vdc to 1Vdc and their bottom level should be always clamped to zero It sometimes contains sync signal sync on green and sometimes does not When the Sync Tip Clamping process is activated by pressing the Sync Tip pushbutton signal bottom level is clamped to zero and the whole video signal is now positive and zero clamped 9 TAKING CARE OF YOUR VIDEO AMPLIFIER Do not locate your amplifier in an environment where it is susceptible to dust or moisture These may damage the electronics and cause erratic operation or failure Do not locate your amplifier where temperature and humidity may be excessive Do not clean your amplifier with abrasives or strong cleaners Doing so may remove or damage the finish or may allow moisture to build up Take care not to allow dust or particles to build up inside unused or open connectors 10 TROUBLESHOOTING NOTES I Please note that if the output signal is disturbed or interrupted by very strong external electromagnetic in
6. to a product defect g Cartons equipment enclosures cables or accessories used in conjunction with the product WHAT WE WILL PAY FOR AND WHAT WE WILL NOT PAY FOR We will pay labor and material expenses for covered items We will not pay for the following 4 Removal or installations charges 5 Costs of initial technical adjustments set up including adjustment of user controls or programming These costs are the responsibility of the Kramer dealer from whom the product was purchased 6 Shipping charges HOW YOU CAN GET WARRANTY SERVICE 7 To obtain service on you product you must take or ship it prepaid to any authorized Kramer service center 8 Whenever warranty service is required the original dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address and a description of the problem s 9 For the name of the nearest Kramer authorized service center consult your authorized dealer KRAMER ELECTRONICS LTD 21 LIMITATION OF IMPLIED WARRANTIES All implied warranties including warranties of merchantability and fitness for a particular purpose are limited in duration to the length of this warranty EXCLUSION OF DAMAGES Kramer s liability for any defective products is limited to the repair or replacement of the product at our option Kramer shall not be liable for 10 Damage t
7. M 1044 the first choice Video Component Distributor Signal bandwidth of over 320MHz allows the VM 1044 to be used with graphics workstations The VM 1044 may serve as a 4 times 1 4 Video DA of exceptional quality for any video source Composite YC YUV RGB and SDI Front rear panel features of the VM 1044 are described in Figure 5 and Table 8 Video Component Distributor IN OUT ie our cars OUT 4 IN OUT i on ETE OUT 4 IN OUT R Hour ET OUT 4 IN aa COUN ETE OUT 4 230 vac 50 60 Hz FusE Figure 5 VM 1044 Front Rear Panel Features Table 8 VM 1044 Front Rear Panel Features Feature Function Power Switch front panel Illuminated switch Supplies power to the unit IN BNC connector CHANNEL A Channel A video input OUT 1 4 BNC connectors Channel A amplified and buffered video outputs CHANNEL A IN BNC connector CHANNEL B Channel B video input OUT 1 4 BNC connectors Channel B amplified and buffered video outputs CHANNEL B IN BNC connector CHANNEL C Channel C video input OUT 1 4 BNC connectors Channel C amplified and buffered video outputs CHANNEL C IN BNC connector CHANNEL D Channel D video input OUT 1 4 BNC connectors Channel D amplified and buffered video outputs CHANNEL D Power Connector A 3 prong AC connector allows power to be supplied to the unit Directly underneath this connector a fuse holder houses the appropriate fuse KRAMER ELECTRONICS LTD
8. M 1055 Front Rear Panel Features VM 54 Front Rear Panel Features List Of Tables VM 1010 Front Panel Features M 1010 Rear Panel Features M 1015 Front Panel Features M 1015 Rear Panel Features M 1021 Front Panel Features M 1021 Rear Panel Features M 1042 Front Rear Panel Features M 1044 Front Rear Panel Features M 1055 Front Rear Panel Features M 54 Front Panel Features M 54 Rear Panel Features Signals Supported By Model V V V V V V V V V V J Vs 00 JOGAARAWK5EL KRAMER ELECTRONICS LTD 1 1 1 INTRODUCTION Congratulations on your purchase of this Kramer Electronics amplifier Since 1981 Kramer has been dedicated to the development and manufacture of high quality video audio equipment The Kramer industrial line has become an integral part of many of the best production and presentation facilities around the world In recent years Kramer has redesigned and upgraded most of the industrial line making the best even better Kramer s line of professional video audio electronics is one of the most versatile and complete available and is a true leader in terms of quality workmanship price performance ratio and innovation In addition to the Kramer line of high quality amplifiers such as the one you have just purchased Kramer also offers a full line of high quality industrial and broadcast switchers processors interfaces controllers and computer related products Kramer welcomes your inquiries for Kr
9. O Please use recommended interconnection cables to connect the machine to other components KRAMER ELECTRONICS LTD 22 For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com Updates to this user manual may be found at http www kramerelectronics com manuals html We welcome your questions comments and feedback 007 9001 2 o O x loc jg Quality amp Control Kramer Electronics Ltd Web site www kramerelectronics com E mail info kramerel com P N 2900 001001 REV 3
10. T 3 ADJUST 6 7 LEVEL trimmer SET 2 ADJUST 8 9 LEVEL trimmer SET 1 ADJUST Controls level of SET 2 video outputs Controls cable equalization of the SET 1 video outputs Controls level of the SET 1 video outputs Selects DC coupling when pushed Selects AC coupling when pushed Clamps video signal to the black level when pressed best used for Composite or Component video Clamps video signal to the sync tip level when pressed best used for RGB signals Table 6 VM 1021 Rear Panel Features OUT 1 5 BNC connectors SET 3 Function Video input Selects 75ohm or HI z impedance when pressed for looping select Hi z Provides video looping capability to increase number of outputs SET 1 of 5 amplified buffered and clamped video outputs SET 2 of 5 amplified buffered and clamped video outputs SET 3 of 5 amplified buffered and clamped video outputs OUT 1 5 BNC connectors SET 4 Power Connector SET 4 of 5 amplified buffered and clamped video outputs A 3 prong AC connector allows power to be supplied to the unit Directly underneath this connector a fuse holder houses the appropriate fuse KRAMER ELECTRONICS LTD 5 4 Getting To Know Your VM 1042 Amplifier The KRAMER VM 1042 is a full broadcast looping Video Component Distributor designed for studio and other demanding applications VM 1042 splits each input of a four component source into two identical outputs with
11. allows power to be supplied to the unit Directly underneath this connector a fuse holder houses the appropriate fuse 5 2 Getting To Know Your VM 1015 Amplifier The KRAMER VM 1015 is a full broadcast state of the art 1 5 Video Distribution Amplifier designed for studio and other demanding applications The VM 1015 splits a single input source into five identical outputs with no discernible signal degradation Output signals can either be AC or DC coupled black level or sync tip signal bottom clamped thus allowing the machine to function in all video environments The machine may be used to distribute analog or SDI Serial Digital video signals composite or single component Video bandwidth of well over 340MHz and superb specifications make the VM 1015 the ultimate distributor for all video applications Front rear panel features of the VM 1015 are described in Figure 2 Table 3 and Table 4 ADJUST COUPLING CLAMP EQ LEVEL DC AC BLACK TIP e 0000 1 5 Video Distributor INPUT TERM LOOP OUT 1 OUT 2 OUT 3 QUT4 OUT5 0 0 OKD O08 Zi ave Ne N 750 Figure 2 VM 1015 Front Rear Panel Features KRAMER ELECTRONICS LTD Table 3 VM 1015 Front Panel Features Feature Function 1 Power Switch Illuminated switch Supplies power to the unit 2 EQ trimmer ADJUST Controls cable equalization of the video outputs 3 LEVEL trimmer ADJUST Controls v
12. amer equipment or custom manufactured products engineering private labeling and OEM manufacturing per your specifications This manual includes configuration operation and information for the following products from the Kramer VM line of distribution amplifiers All these VM amplifiers are similar in operation and features M 1010 1 10 Video Distributor M 1015 1 5 Video Distributor M 1021 1 20 Video Distributor M 1042 4 2 Video Component Distributor M 1044 4 4 Video Distributor M 1055 1 5 Five Channel Video Component Distributor VM 54 Looping Video Distributor V V V V V V VVVVVVV A Word On Distribution Amplifiers Distribution amplifiers are used to distribute one source to several acceptors for simultaneous recording or monitoring of one source with no discernible signal degradation They vary in the number of inputs looping capability programming capability number of outputs operating format bandwidth and input output coupling A good quality distribution amplifier amplifies the incoming signal pre compensates the signal for potential losses resulting from the use of long cables noisy source etc and generates several identical buffered and amplified outputs Often a signal processor is inserted between the source and the distribution amplifier for correction and fine tuning of the source signal before multiplication so that all copies are corrected in the same way The front panels of these Kramer a
13. amplifier No 3 By this way the input signal is divided into 15 separate output signals The operator must always switch to Hi z the termination switch of all the amplifiers but the last The last amplifier s termination switch should always be at 75ohm to maintain well matched video line of 75ohm impedance from first to last amplifier Note that if looping function is not used the termination switch should be set to 75 ohm Level Control VM 1010 VM 1015 VM 1021 VM 54 only Level Control function enables the operator to control video signal level or compensate for distortions such as those caused by cables that are too long Using a non standard or an uncalibrated video source also affects the incoming signal Picture darkness is usually caused by low video signal and on the other hand excessive video level burns the picture The sync signal should be around 0 3v may be used to check conformity of the whole video signal If sync level is too low or too high the incoming video signal is not within the standard level To correct the incoming video signal an oscilloscope should be connected to amplifier s output and the LEVEL trimmer adjusted until satisfactory sync level and hence proper picture are achieved WARNING 1 Be aware that the amplifier was pre calibrated for transparent operation at the factory and re tuning it will upset signal transparency 2 Do not attempt to adjust the LEVEL trimmers without using accompanyin
14. ctor Hs Channel video input horizontal sync OUT Hs 1 5 BNC connectors Hs Channel amplified and buffered video outputs KRAMER ELECTRONICS LTD 13 Table 9 VM 1055 Front Rear Panel Features continued Feature Function 5 750hm switch Selects 75ohm or HI z impedance for Vs Channel When at the 75ohm position the signal applied to the connector should be analog video or sync signal When in the HI z position a TTL level sync signal may be used IN Vs BNC connector Vs Channel video input vertical sync OUT Vs 1 5 BNC connectors Vs Channel amplified and buffered video outputs that are identical to each other and to the input IN R BNC connector R Channel video input 9 OUT R 1 5 impedance for Vs R Channel amplified and buffered video outputs that are Channel identical to each other and to the input 10 IN G BNC connector G Channel video input 11 OUT G 1 5 BNC connectors G Channel amplified and buffered video outputs that are identical to each other and to the input 12 IN B BNC connector B Channel video input 13 OUT B 1 5 BNC connectors B Channel amplified and buffered video outputs that are identical to each other and to the input 14 Power Connector A 3 prong AC connector allows power to be supplied to the unit Directly underneath this connector a fuse holder houses the appropriate fuse 5 7 Getting To Know Your VM 54 Amplifier The KRAMER VM 54 is a high quality
15. d By Model Supported signal Composite component YC analog sync video M 1015 Composite component analog sync video M 1021 Composite component analog sync video Composite RGBs component Composite RGBs component Composite RGBHsVs analog or TTL sync component Composite component RGBs video KRAMER ELECTRONICS LTD 16 8 8 1 8 2 8 3 zza USING THE VIDEO AMPLIFIERS Powering On The Amplifier NOTES l Amplifier should only be powered on after all connections are completed and all source devices have been powered on Do not attempt to connect or disconnect any video audio or control signals to the amplifier while it is powered on 2 The socket outlet should be near the equipment and should be easily accessible To fully disconnect equipment remove power cord from its socket 1 Press the toggle switch on the far left front panel to the up position In the up position the toggle switch glows red and the active input button illuminates as well 2 Operate the acceptors Looping The looping function enables the operator to extend the number of outputs per input The following example describes looping performed by using 3 amplifiers with one input and 5 outputs each A video signal reaches input of amplifier No 1 From looping connector of amplifier No 1 a cable is connected to input socket of amplifier No 2 The loop output of amplifier No 2 is connected to the input socket of
16. e completely eliminated The TP 1 can also be used for simplification of security and CCTV installations and for teleconferencing in offices and hospitals using existing intercom or telephone wiring gt WA IIAV Video Audio Combiner Used to distribute audio video signals The machine can be inserted in front of a DA allowing the DA to distribute a video signal and two audio signals simultaneously It sends a color video signal and a stereo audio signal using only one standard coax cable in real time The machine maintains the bandwidth of an industrial color video signal and the output signal may be viewed and recorded as a normal video signal By using the VA 11AV together with the VA 12AV Video Audio Separator the audio stereo signal may be recovered so audio signals may be sent in a hidden mode to be recovered only by the VA 12AV The VA 11AV can be used for simplification of security and CCTV installations using existing video coax wiring for video and audio transmissions gt 611T 611R 611T full bandwidth Fiber Optic Transmitter and 611R matching Fiber Optic Receiver Part of the KRAMER TOOLS series and designed for studio and other demanding applications These machines in combination may be used to send one of the distributed channels to distances of 5 25Km The 611T and 611R use state of the art fiber optic circuitry and allow the user via rear panel trimmers to adjust input and output video levels and high frequency peaking t
17. el O o O Programmable Video Distributor vM 1010 CHANNEL B SERIAL 230 VAC 50 60 Hz Figure 1 VM 1010 Front Rear Panel Features Table 1 VM 1010 Front Panel Features Feature Function Power Switch Illuminated switch Supplies power to the unit EQ trimmer CHANNEL B Controls cable equalization of channel B outputs Level trimmer CHANNEL B Controls video level of channel B outputs MODE 2 x 1 5 1 10 Selects either 1 10 or 2 x 1 5 operation pushbutton EQ trimmer CHANNEL A Controls cable equalization of channel A outputs Level trimmer CHANNEL A Controls video level of channel A outputs KRAMER ELECTRONICS LTD a Table 2 VM 1010 Rear Panel Features Feature Function OUT 1A 5A BNC connectors 5 amplified and buffered video outputs INPUT A BNC connector Video input 750hm pushbutton Selects 75o0hm or HI z impedance for looping select Hi z f DC pushbutton Selects DC coupling when pushed A LOOP BNC connector Provides video looping capability to increase number of outputs INPUT B BNC connector Video input 7 750hm pushbutton Selects 75o0hm or HI z impedance for looping select Hi z DC pushbutton Selects DC coupling when pushed pA 3 e LOOP BNC connector Provides video looping capability to increase number of outputs OUT 1B 5B BNC connectors 5 amplified and buffered video outputs Power Connector A 3 prong AC connector
18. ers 19 inch W 19 inch W 7inch D 1U 7inch D 1U H 48 26 H 48 26 cmx 17 78 x cmx 17 78 x 4 5cm 4 5cm 2 660Kg 2 5Kg 5 91Lbs 5 55Lbs Approx Approx 6 7VA 3 2VA 230V 115VAC 230V 115VAC 50 60Hz 50 60Hz VM 1044 VM 1055 4XCV RGB 5XCV RGB HSVS CV RGB CV RGB HSVS BNC BNC 1Vpp 750 1Vpp 750 4X4 CV RGB 5X5CV RGB HSVS BNC BNC 1Vpp 75Q 1Vpp 75Q e 74dB 74dB 320 MHz 3dB 300 MHz 3dB 0 05 0 1 0 05Deg 0 1Deg 0 1 0 05 lt 0 1 0 1 0 0 9dB No equalization 100 color bar 4 43MHz Not clamped Not clamped 1 1db 2 5db Fixed gain l 19 inch W 19 inch W 7inch D 1U 7inch D 1U H 48 26 H 48 26 cm x 17 78 x cm x 17 78 x 4 5cm 4 5cm 2 540Kg 2 660Kg 5 64Lb 5 91Lbs Approx Approx 4 6VA 5 3VA 230V 115VAC 230V 115VAC 50 60Hz 50 60Hz VM 54 1X CV 3comp CV Comp BNC 1Vpp 75Q looping 3x18 Composite CV BNC 1Vpp 75Q DC AC 70dB 350MHz 0 03 0 09Deg lt 0 05 0 2 0 to 2 3dB Not clamped 24 accessible trimmers 19 inch W 7inch D 2U H 48 26 cm x 17 78 x 9 cm 3 980Kg 8 84Lbs Approx 21 39VA 230V 115VAC 50 60Hz KRAMER ELECTRONICS LTD Oe zza 3 HOW DO I GET STARTED The fastest way to get started is to take your time and do everything right the first time Taking 15 minutes to read the manual may save you a few hours later You don t even have to read the whole manual At the beginning of each section you ll
19. find an overview of the section So if the section doesn t apply to you you don t have to spend your time reading it 4 UNPACKING AND CONTENTS The items contained in your Kramer VM Amplifier packaging are listed below Please save the original box and packaging materials for possible future transportation and shipment of the Amplifier gt Amplifier rack mountable gt AC power cable gt User Manual gt Kramer concise product catalog gt Arubber feet For additional information regarding optional cables and optional accessories contact your Kramer dealer 4 1 Optional Accessories The following Kramer accessories can enhance implementation of your amplifier gt SP 11 Video Audio Processor can be serially connected between the video audio source and the VM amplifier for video and audio control correction The machine provides camera control and luminance white balance correction The SP 11 is also capable of performing Composite to Y C conversion and bi directional transcoding The machine allows full control over the video signal Video gain down to full fade log or linear Definition control log or linear Contrast control Color saturation control Black Level control Red Green and Blue controls and a Screen Splitter control for before after comparison The Input switch control is Audio follow Video gt SP 3001 Component Video Processor can be serially connected to the VM amplifier in order to achie
20. g standard calibrated oscilloscope or waveform monitor KRAMER ELECTRONICS LTD 17 8 4 8 5 8 6 Equalization Control VM 1010 VM 1015 VM 1021 VM 54 only Equalization Control function enables the operator to compensate for degradation of the video signal due to too long or non standard cables Popular cables such as the RG 59 RG 11 or the RG 179 signal cause degradation attenuation of the following values CABLE TYPE LENGTH FREQUENCY ATTENUATION RG 59 100 meter 10MHz 100 meter 100MHz RG 11 100 meter 10MHz 100 meter 100MHz RG 179 100 meter 100 meter Degradation and loss of video signal are mainly caused due to stray capacitance which occur in long cables As longer cables or higher frequency are used the problem becomes worse resulting in fine detail loss as well as color degradation When RGB signals are involved 200 300MHz degradation is even greater leading to a total loss of sharpness at high resolution It is necessary to compensate for the problem by using the amplifier s EQ Control trimmer Equalization is performed as follows A Color Bar Generator is connected to amplifier s input and a Waveform Monitor or an Oscilloscope with 75 ohm termination is connected to the long cable output A known color bar signal is applied to the amplifier s input and compared to the signal monitored at the far side The operator adjusts the EQ trimmer until the measured output chrominance signal matches that of the input
21. gnal format as at the input of your display or recorder Confirm that any other amplifiers in the signal path have the proper input and or output selected Use a Video Tester to test the video path leading to from your amplifier The amplifiers in this manual except for the VM 1044 and VM 54 have termination switches on each input Verify that the video line is well matched through 75 ohm impedance otherwise it results ina video level that is too high or too dim when looping is performed and the termination switches are not in proper position Confirm that the connecting cables are of high quality properly built and terminated with 75ohm BNC connectors Check level controls located on your source input device or output display or recorder Hum bars ground loop are caused by a difference in the ground potential of any two or more devices connected to your signal path This voltage difference passes through any available interconnection including your video cables WARNING Do not disconnect the ground from any piece of video equipment in your signal path Check the following to remove hum bars 1 Confirm that all interconnected equipment is connected to the same phase of power if possible Remove equipment connected to the phase that may be introducing noise such as motors generators etc Disconnect all cables and reconnect them one at a time until ground loop reappears Disconnect the affected cable and replace or
22. he unit Directly underneath this connector a fuse holder houses the appropriate fuse INSTALLATION Rack Mounting Each of the amplifiers included in this manual may be rack mounted in a standard 19 1U EIA rack assembly except the VM 54 which is installed in a 2U configuration and includes rack ears at the ends of the front panel These devices do not require any specific spacing above or below the unit for ventilation To mount any of the amplifiers simply place the unit rack ears against the rack rails of your rack and fasten with standard screws through each of the four corner holes in the rack ears It is recommended to use plastic washers to protect the panel from scratching CONNECTING TO VIDEO DEVICES Video sources and output devices such as monitors projectors or recorders may be connected to the amplifiers through the BNC type connectors located on the back of the units Unused inputs are terminated to 75ohm and active inputs should be terminated at the connecting source Please keep in mind that the output signal format will match that of the input signal format Example If input is composite then output is composite All signal connections that use more than one cable interconnecting between devices should be of equal length Example R G B cables between a camera and the amplifier should be equal in length The signals supported by the various models are described in Table 12 Table 12 Signals Supporte
23. ideo level of the video outputs 4 DC COUPLING switch Selects DC coupling when pushed 3 AC COUPLING switch Selects AC coupling when pushed 6 BLACK CLAMP switch Clamps video signal to the black level when pressed best used for Composite or Component video T TIP CLAMP switch Clamps video signal to the sync tip signal bottom level when pressed best used for RGB signals Table 4 VM 1015 Rear Panel Features Feature Function INPUT BNC connector Video input TERM pushbutton Selects 75o0hm or HI z impedance when pressed for looping select Hi z LOOP BNC connector Provides video looping capability to increase number of outputs OUT 1 5 BNC connectors 5 amplified buffered and clamped video outputs Power Connector A 3 prong AC connector allows power to be supplied to the unit Directly underneath this connector a fuse holder houses the appropriate fuse 5 3 Getting To Know Your VM 1021 Amplifier The KRAMER VM 1021 is a full broadcast state of the art 1 20 Video Distribution Amplifier designed for studio and other demanding applications The VM 1021 splits a single input source into twenty identical outputs with no discernible signal degradation Output signals can either be AC or DC coupled black level or sync tip clamped thus allowing the machine to function in all video environments The outputs are divided into 4 sets of five each where each set may be individually trimmed level and EQ for maximal f
24. insert an isolation device opto isolator or transformer in the signal path KRAMER ELECTRONICS LTD 20 LIMITED WARRANTY Kramer Electronics hereafter Kramer warrants this product to be free from defects in material and workmanship under the following terms HOW LONG IS THE WARRANTY Labor and parts are warranted for three years from the date of the first customer purchase WHO IS PROTECTED Only the first purchase customer may enforce this warranty WHAT IS COVERED AND WHAT IS NOT COVERED Except as below this warranty covers all defects in material or workmanship in this product The following are not covered by the warranty 1 Any product which is not distributed by Kramer or which is not purchased from an authorized Kramer dealer If you are uncertain as to whether a dealer is authorized please contact Kramer at one of the agents listed in the web site www kramerelectronics com 2 Any product on which the serial number has been defaced modified or removed 3 Damage deterioration or malfunction resulting from a Accident misuse abuse neglect fire water lightning or other acts of nature b Unauthorized product modification or failure to follow instructions supplied with the product c Repair or attempted repair by anyone not authorized by Kramer d Any shipment of the product claims must be presented to the carrier e Removal or installation of the product f Any other cause which does not relate
25. lexibility The machine may be used to distribute analog or SDI Serial Digital video signals composite or single component Video bandwidth of well over 350 MHz and superb specifications make the VM 1021 the ultimate distributor for all video applications Front rear panel features of the VM 1021 are described in Figure 3 Table 5 and Table 6 SA 3 POWER SET 4 ADJUST SET 3 ADJUST SET 2 ADJUST SET 1 ADJUST COUPLING CLAMP EQ LEVEL DC AC BLACK TIP K EQ LEVEL EQ LEVEL EQ LEVEL gt UJ KRAMER o o o 0 0 0 29 1 20 Video Distributor VM 1021 INPUT e eee 0 ea 0 0 00 0 0 Xourseri V Vout Fa 00 0 OUT SETS OUTSET4 50 60 Hz FUSE Figure 3 VM 1021 Front Rear Panel Features KRAMER ELECTRONICS LTD Table 5 VM 1021 Front Panel Features Power Switch EQ trimmer SET 4 ADJUST LEVEL trimmer SET 4 ADJUST Function Illuminated switch Supplies power to the unit Controls cable equalization of SET 4 video outputs Controls level of SET 4 video outputs EQ trimmer SET 3 ADJUST EQ trimmer SET 2 ADJUST Controls cable equalization of SET 3 video outputs Controls level of SET 3 video outputs Controls cable equalization of the SET 2 video outputs EQ trimmer SET 1 ADJUST 10 DC COUPLING switch 11 AC COUPLING switch 12 BLACK CLAMP switch 13 TIP CLAMP switch 1 2 3 4 5 LEVEL trimmer SE
26. mplifiers are designed to be simple to operate KRAMER ELECTRONICS LTD 1 2 Factors Affecting Quality of Results There are many factors affecting the quality of results when signals are transmitted from a source to an acceptor Connection cables Low quality cables are susceptible to interference they degrade signal quality due to poor matching and cause elevated noise levels They should therefore be of the best quality Sockets and connectors of the sources and acceptors So often ignored they should be of highest quality since Zero Ohm connection resistance is the target Sockets and connectors also must match the required impedance 75ohm in video Cheap low quality connectors tend to rust thus causing flaws in the signal path Amplifying circuitry Must have quality performance when the desired end result is high linearity low distortion and low noise operation Distance between sources and acceptors Plays a major role in the final result For long distances over 15 meters between sources and acceptors special measures should be taken in order to avoid cable losses These include using higher quality cables or adding line amplifiers Interference from neighboring electrical appliances These can have an adverse effect on signal quality Balanced audio lines are less prone to interference but unbalanced audio should be installed far from any mains power cables electric motors transmitters etc even when the cables are
27. o achieve best performance Both machines like all KRAMER TOOLS are fed from a 12VDC source making them perfectly suitable for fieldwork as well gt VIDEO TESTER A new unique patented indispensable tool for the video professional the Video Tester is used to test a video path leading to from an amplifier By pressing only one touch switch it can trace missing signals distinguish between good and jittery VCR sourced signals and identify the presence of good signals Whenever a video signal is missing because of bad connections cable breaks or faulty sources the Video Tester is all you need KRAMER ELECTRONICS LTD 5 VM SERIES AMPLIFIERS This section describes all the controls and connections of your amplifier Understanding all of the controls and connections helps you realize its full power 5 1 Getting To Know Your VM 1010 Amplifier The KRAMER VM 1010 is full broadcast state of the art Programmable Video Distribution Amplifier designed for studio and other demanding applications The VM 1010 has two looping video inputs each splitting to 5 outputs The user may select 2x1 5 or 1 10 operation via front panel control switches Several VM 1010 units may be chained through the looping inputs Output signals are user selectable DC or AC coupled for maximum flexibility Front rear panel features of the VM 1010 are described in Figure 1 Table 1 and Table 2 CHANNEL B MODE CHANNEL A LL 2x1 5 EQ Level a 1 10 EQ Lev
28. o increase number of outputs OUT 1 2 BNC connectors Channel B amplified and buffered video outputs CHANNEL B 0 IN BNC connector CHANNEL C Channel C video input 1 11 TERM pushbutton CHANNEL C Selects 75ohm or HI z impedance for Channel C when pressed for looping select Hi z 12 LOOP BNC connector CHANNEL C Provides video looping capability to increase number of outputs 13 OUT 1 2 BNC connectors Channel C amplified and buffered video outputs CHANNEL C IN BNC connector CHANNEL D Channel D video input 15 TERM pushbutton CHANNEL D Selects 750hm or HI z impedance for Channel D when pressed for looping select Hi z 16 LOOP BNC connector CHANNEL D 17 OUT 1 2 BNC connectors CHANNEL D Power Connector A 3 prong AC connector allows power to be supplied Provides video looping capability to increase number of outputs Channel D amplified and buffered video outputs to the unit Directly underneath this connector a fuse holder houses the appropriate fuse KRAMER ELECTRONICS LTD 11 5 5 Getting To Know Your VM 1044 Amplifier The KRAMER VM 1044 is a full broadcast Video Component Distributor designed for studio and other demanding applications The VM 1044 splits a four component input source into four identical outputs with no discernible signal degradation Input and output DC coupling and state of the art video amplifying circuitry make the KRAMER V
29. o other property caused by defects in this product damages based upon inconvenience loss of use of the product loss of time commercial loss or 11 Any other damages whether incidental consequential or otherwise Some countries may not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above limitations and exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from place to place NOTE All products returned to Kramer for service must have prior approval This may be obtained from your dealer NOTICE This equipment has been tested to determine compliance with the requirements of EN 50081 Electromagnetic compatibility EMC generic emission standard Part 1 Residential commercial and light industry EN 50082 Electromagnetic compatibility EMC generic immunity standard Part 1 Residential commercial and light industry environment CFR 47 FCC Rules and Regulations Part 15 Radio frequency devices Subpart B Unintentional radiators CAUTION B gt Servicing the machines can only be done by an authorized Kramer technician Any user who makes changes or modifications to the unit without the expressed approval of the manufacturer will void user authority to operate the equipment BO Use the supplied DC power supply to feed power to the machine B
30. puts 16 18 in Channels 1 3 Channels 1 3 GAIN trimmers OUTPUTS 16 18 Controls video levels of outputs 16 18 in Channels 1 3 Channels 1 3 EQ trimmers OUTPUTS 11 15 Controls cable equalization of video outputs 11 15 in Channels 1 3 Channels 1 3 GAIN trimmers OUTPUTS 11 15 Controls video levels of outputs 11 15 in Channels 1 3 Channels 1 3 EQ trimmers OUTPUTS 6 10 Controls cable equalization of video outputs 6 10 in Channels 1 3 Channels 1 3 GAIN trimmers OUTPUTS 6 10 Controls video levels of outputs 6 10 in Channels 1 3 Channels 1 3 EQ trimmers OUTPUTS 1 5 Controls cable equalization of video outputs 1 5 in Channels 1 3 Channels 1 3 GAIN trimmers OUTPUTS 1 5 Controls video levels of outputs 1 5 in Channels 1 3 Channels 1 3 AC DC switches Channels 1 3 Selects AC DC coupling for Channels 1 3 DC coupling when pressed Hi Z 750hm switches Channels 1 3 Selects Hi Z 75ohm impedance for Channels 1 3 75 ohm termination is applied when pressed KRAMER ELECTRONICS LTD 15 Table 11 VM 54 Rear Panel Features Function INPUT BNC connectors channels 1 3 Video input channels 1 3 LOOP BNC connectors channels 1 3 Provides video looping capability to increase number of outputs channels 1 3 OUTPUTS BNC connectors 1 18 Video outputs that are identical to each other and to channels 1 3 the input 6 1 Power Connector A 3 prong AC connector allows power to be supplied to t
31. shielded KRAMER ELECTRONICS LTD 2 SPECIFICATIONS vM i010 VM 1015 Configuration 2x CV 1X CV Input BNC BNC Connections Input Level 1Vpp 75Q 1Vpp 75Q looping looping Output Type 1X10 or 2X5 5XCV Output BNC BNC Connector Output Level 1Vpp 75Q 1Vpp 75Q Output DC AC AC DC Coupling Clamped S N Ratio 74dB 75dB Bandwidth 220MHz 3dB 340MHz 3dB Differential 0 05 0 08 Gain Differential 0 05Deg 0 12Deg Phase K Factor lt 0 05 lt 0 03 Non Linearity 0 2 lt 0 1 EQ Control 0 2 5dB 0 2 7dB 100 color bar 100 color bar 4 43MHz 4 43MHz DC Clamp Not clamped 0 VDC Black Level or sync bottom TIP Level Control 1 4db 2 5db 1 2db 2 8db trimmer 19 inch W 19 inch W 7inch D 1U 7inch D 1U B 48 26 H 48 26 cm x 17 78 x cm x 17 78 x 4 5cm 4 5cm Weight 2 5Kg 2 420Kg 5 55Lbs 5 38Lbs Approx Approx Power 10 3VA 4 6VA consumption Power Source 230V 115VAC 230V 115VAC 50 60Hz 50 60Hz VM 1021 VM 1042 1X CV 4XCV RGB CV CV RGB BNC BNC 1Vpp 750 1Vpp 75Q looping looping CV 3Vpp Max 2X4 CV RGB 2Vpp BNC BNC 1Vpp 75Q 1Vpp 75Q AC DC DC Clamped 74dB 73dB 350 MHz 3dB 200 MHz 3dB 0 1 0 05 0 07Deg 0 05Deg lt 0 03 lt 0 05 0 1 lt 0 1 0 2 9dB 0 1 3dB 100 color bar 100 color bar 4 43MHz 4 43MHz 0 VDC Black Not clamped Level or sync bottom TIP 4 accessible 2 2db 2 0db trimm
32. signal WARNING 1 The amplifier was calibrated at the factory for transparent operation at I meter Any re tuning will upset amplifier s transparency 2 Do not attempt to adjust the Equalization trimmers without using accompanying standard calibrated oscilloscope or waveform monitor Coupling The Coupling function enables the operator to determine whether the incoming video signal is DC or AC coupled When DC coupling is selected and proper standard video signal is applied to the amplifier s input the output signal is equal to the input signal When AC coupling is selected DC components of the incoming signal are removed DC coupling is always preferable since AC coupling might cause some linearity distortions in low and high frequencies due to non ideal behavior of capacitors A problem may arise when the incoming signal is riding on a DC offset especially when the acceptors are highly effected by deviation of DC offsets A D converters for example which in turn results in a distorted picture Black Level Clamping VM 1015 VM 1021 only In the Black Level Clamping process the incoming black level signal is clamped to zero Whenever this process is activated by pressing the BLACK pushbutton the amplifier s internal system automatically switches to AC coupling thus removing the original DC components of the incoming signal The black level is clamped to zero thus converting the input signal to a standard video
33. terference it should return and stabilize when such interference ends If not turn the power switch off and on again to reset the machine 2 If the recommended actions still do not result in satisfactory operation please consult your KRAMER Dealer 10 1 Power and Indicators No Power Confirm that rocker switch is in ON position and red LED is illuminated Confirm that power connections are secured at the amplifier and at the receptacle Make sure the receptacle is active outputting the proper mains voltage If there is still no power check the fuse Remove power cord from the AC outlet and from the machine and then using a flat head screwdriver remove the fuse holder located directly below the power connector Confirm that the fuse is good by looking at the wire connected to the ends of the fuse If the wire is broken replace the fuse with another with the same value KRAMER ELECTRONICS LTD 19 10 2 Video Signal Problem No video at the output device regardless of input selected Problem Video level is too high or too dim Noise bars roll up or down in the output image or Low frequency hum in the output signal Confirm that your sources and output device are powered on and connected properly Video signals at the input of your amplifier should be of an identical signal format at the output of your source Video signals at the output of your amplifier should be of an identical si
34. type signals to a signal appropriate to the DA This is implemented by using the VP 102 as a converter from VGA Super VGA XGA graphics output to KRAMER ELECTRONICS LTD Red Green Blue Horizontal Composite sync and Vertical Sync signals available on BNC connectors The VP 102 allows the user to select either a Composite or Horizontal sync output and the Green output either includes Composite sync or is blanked gt SG 11 Sync Green Adder Separator is used for adding a sync signal to the GREEN channel prior to distribution The SG 11 interfaces between the two most widely used professional Component Video formats RGB with Sync on Green and RGBS The SG 11 either combines Sync with Green or splits Green amp Sync signal to separate Green and Sync on the BNC connectors gt TP 1 Video Line Transmitter If one of the DA outputs is sent over a long distance 100 meter or more it is necessary to convert the signal to twisted pair type The TP 1 sends a color video signal over long distances using telephone wire or any other twisted pair wire thus extending the range of operation of a DA The TP 1 maintains the bandwidth of an industrial color video signal up to several hundred meters and of broadcast quality up to 12 MHz signals up to 100 meters At shorter distances as in a studio bandwidth of 30 MHz is easily achieved By using the KRAMER TP 1 together with the TP 2 Video Line Receiver coax wiring in a studio for example can b
35. ve full control of component video The SP 3001 has 3 looping Component Video inputs and 9 outputs three for each component thus it serves as a Component DA as well The SP 3001 allows full control of Gain Contrast Definition and black level of the Y channel and individual Gain and Black level controls of the R Y and B Y channels A Screen Splitter control for before after comparison is also built in gt VS 2516 Programmable Vertical Interval Matrix Switcher can be serially connected to the VM amplifier for input switching and source selection The VS 2516 serves as a 16x16 Composite Video switcher as an 8x8 Super Video YC switcher as a 4x4 RGBS or as a 5x5 YUV switcher It may be connected to a VS 2216 VS 2616 16x16 Audio Matrix Switchers for Audio follow Video applications The VS 2516 has very low cross talk and wide frequency response DC coupled outputs with RS 232 interface built in software provided LCD panel read out LED status display up to 15 setups savable in non volatile RAM and is microprocessor controlled with user programmable settings It can be easily extended up to 96x96 by using additional machines gt VP 102 VGA to RGBS Converter is a full bandwidth VGA to RGBS Converter especially designed for computer workstation and presentation applications and for simplifying computer graphics distribution The machine may be installed between a PC and one of the DA s for conversion between the DB 15 connector
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