TM-10 CATV/TV Level Meter User`s Manual
Contents
1. 1 Product Description 1 1 4 1 Introduction mme 1 1 1 2 Features ce 1 1 1 3 Technical Specification PEE ERED TEED TAOS APAPAP MAT ALAN ETT 1 2 2 Installation 2 1 2 1 Initial Inspection mm 2 1 2 2 Charging and Discharging Instruction sasama 2 1 2 3 Cooling and Ventilation ss 2 1 8 Operating Procedure 3 1 3 1 Function Panel Description PTE ER TRE NT PET EN ATENG BABABA VERTE SEE EEE 3 2 LCD Panel Description mm 3 3 Basic Operation ER NE ts KA 3 3 1 Connecting with CATV System 3 3 2 Connecting with UHF VHF Antenna 3 3 3 Change of Frequency to measure 3 3 4 Selection of Video Audio measurement v 3 3 5 Setup Function of measurements veeres 3 3 6 Setup Audio subcarrier fs fp band width 33 7 Unit Selection RNA EG ES 3 3 8 Change of Channel Number TANAGA le red de d SUN AA 3 3 9 Storing of new channel with changed settings 3 3 10 Recalling of stored channel PIAI IOIO rennes rente Re ne CRI BAG 3 3 11 Indicating the level of internal battery AA AHA AA amp Table of Contents 3 4 Level Measurement procedure PENE OTA 3 13 3 4 1 Measure with stored channel and conditions 3 13 3 4 2 Measure by setting conditions v 3 13 3 4 3 Measurement of Audio level 3 13 3 4 4 Measurement of Voltage from Cable line iniba na PIENE EE N EAEN E IAE 3 14 2 5 Additional FUNnCtONS 44am an aman pagabi 15 3 5 1 Peak Holder 3 5 2 Acoustic signal strength monitoring 8 15 3 5 3 Last channel and condition2. CE 2 Um TM 10 CATV TV Level Meter User s Manual UNISOURCE CORPORATION Joongang Bldg 202 738 18 Yoksam dong Kangnam gu Swoul 135 080 Korea TEL 82 2 553 4766 4765 FAX 82 2 553 4764 Email unisource unisource21 com Website www unisource21 com IN Operating Safety Precautions E Introduction Thank you for purchasing our product Electronic measuring instruments produced by us are high technology products made under strict quality control We guarantee their exceptional precision and utmost reliability To ensure safe operation of this instrument be sure to follow the warning and precautions provided as bellow E Warning e Do not use this product or equipment connected to it in an explosive ignitable or flammable atmosphere as this will result in the risk of explosion e Do not connect this product to a piece of equipment or cable having a voltage with respect to ground on its chassis as such connection can result in the risk of electrical shock e Use a proper Battery charger for charging internal rechargeable battery pack Caution e Do not remove the case cover as this can risk failures or loss of performance e Do not allow water to enter the product This product is not waterproof e If condensation forms on this product due to a sudden change in temperature use this product only after allowing it to dry sufficiently amp Table of Contents
3. Multi LCD Display with Back light Frequency Channel Level dBuV VDC VAC Function Battery level Audio Sub Carrier BW Bar Graph 0 to 40 C 30 to 85 RH 10 to 50 C 180 W x 75 H x 150 D mm Approx 1 5 kg Battery Charger 12V 500mA 1 Carrying Case 1 User s Manual 1 2 Installation 2 1 2 1 Initial Inspection This instrument was carefully inspected both mechanically and electrically before shipment It should be physically free of damage To confirm this the instrument should be inspected for physical damage in transit Also check for supplied accessories 2 2 Charging and Discharging Instruction a New batteries are supplied in an uncharged state To ensure the maximum battery performance a new battery or long time not used battery should be charged for at least 10 hours before use b A new battery will require several full charge discharge cycles in order to achieve its optimum performance After 1 full charge use battery until full discharge level and 2 charge to full level Repeat this cycle several times before starting the main use of battery c Best battery performance will be achieved when you regularly charge and discharge batteries d If left unused a fully charged battery will discharge itself in approximately one month Please refer to 4 2 Battery Charging page 4 1 for the details of charging method 2 3 Cooling and Ventilation No special cooling and ventilation is
4. A will be blinking i T b Select desired Audio subcarrier fs fp band width gt by using Up Down key o A A 4 5MHz B 5 5MHz C 6 0MHz D 6 5MHz c Move to other selecting function by using 7 Shift key or push Store key two times to store Sl 3 3 7 Unit Selection The units of level dBuV and unit of voltage VDC VAC can be selected for using desired unit a Move to Unit selection group by using Shift key Unit group will be blinking el b Select desired unit by using Up Down key dBuV VDC c Move to other selecting function by using Som Shift key TA VAC VDC dBuv When the VDC is selected the voltage value from cable will be measured VDC and VAC will be selected automatically according to input voltage Basic Operation 3 11 3 3 8 Change of Channel Number a Move to Ch selection by using l Shift gt Shift key Ch will be blinking Sl b Select desired channel by using Up ar lez Down key Ch 01 99 lt Gl c Move to other selecting function by using Shift key or push Store key two times to store Shift A FUNCTION 3 3 9 Storing of new channel with changed setting After setting each function and measuring level the selected conditions can be stored in desired Channel from 01 to 99 Shift Store Lamp Call a Set up all
5. Always keep the battery level fully charged before and after use For charging we recommend you following ways 4 2 1 Charging by AC adapior Figure 4 1 The 12V 500mA DC is recommendable for charging The input power jack could be accepting with center plus Connect adaptor as follows Charging time is subject to the condition of battery pack P aires Fig 4 1 Charging by AC adaptor Battery Charging 4 2 4 2 2 Charging by power from Cigar Socket of car Figure 4 2 The internal battery of this meter can be charged form Cigar Socket of car The out voltage of Cigar socket should be higher than 12VDC Connect the power from Cigar socket as follows Charging time is subject to the condition of battery pack a Connect to JC t Jack Cigar Socket of Car muets Fig 4 2 Charging by power from Cigar Socket of car none Charge Discharge instruction For a new or longtime not used battery you should do the complete charge to Max and exhaust use completely Do not leave the battery connected to a charger more than one day Battery is gradually wearing out If the operation time is noticeably shorter than normal it is time to buy a new battery Cleaning and Decontamination 4 3 4 3 Cleaning and Decontamination The instrument can be cleaned with a soft clean cloth to remove any oil grease or grime Never use liquid solvents or detergents If the instrument gets wet for any reaso
6. Select Unit group by using Shift key b Select VDC by using Up Down Key c Push Store key one time to hold measuring conditions momently d Read Input voltage from cable line VDC and VAC will be selected automatically according to input voltage e Return to previous measuring condition by pushing Call key two times NOTE Store Key operation The Store key can be used for storing the selected information of channel Frequency Function Audio sub carrier Unit and also it can be used to hold changed measuring conditions of selected channel momently without storing To store selected information Push Store two times This operation can be used to set up or change measuring conditions of each channel To hold selected condition momently Push Store one time This operation can be used to change measuring methods and units momently during measuring without changing stored conditions Return to stored measuring condition by pushing Call key two times Additional Functions 3 15 3 5 Additional Functions 3 5 1 Peak Holder GTA This meter has Peak Holder function to support easy installation of antenna system by detecting highest input level The displayed measuring level is changed when new measuring level is higher than previous measured value To set this function see to 3 3 4 3 5 2 Acoustic signal strength monitoring 88 This meter has acou
7. required However the instrument should be operated where the ambient temperature is maintained 3 Operating Procedure 3 1 Front Panel Description TN 10 TV Level Moter 3 1 Front panel Description 3 2 Power Power on off Momentary switch Turning on the power with beep sound when the switch is pressed POWER 2 Input Terminal Accepts signal from CATV system Wall plate Head end system and etc or signal from VHF UHF antenna Caution Maximum input is Signal 120dBuV AC DC Voltage 70V Excessive voltage can damage to internal circuit Function Set the frequency Function Output Signal and units a ch Store the function and data for desired _ Shift Store channel and call the stored channel Turning on back light 7 FUNCTION Front Panel Description 3 3 Shift Use to select the function of Up Down key Frequency Channel Function Audio Sub carrier unit Store Use to store the desired conditions of each channel push two times Frequency Function Audio Sub carrier measuring unit Use to change the measuring conditions in selected channel momently push one time Call Use to call stored channel Lamp Use to turn on and off back light Use to change the value in selected function by key Change of Frequency From 5MHz to 862MHz in 250kHz step Change of Chan
8. AC for Voltage Audio sub carrier fs fp band width Displays selected audio sub carrier A 4 5MHz B 5 5MHz C 6MHz D 6 5MHz zean TZA BB cr 1680 066888 m VAC VDC dBuv a B e D Basic Operation 3 6 3 3 Basic Operation 3 3 1 Connecting with CATV System Connect the signal from CATV system Wall plate Head end system or others to INPUT Connector of this meter using a 750hm coaxial cable See figure 3 1 VHESUHF Amen Hy Fig 3 1 Connecting with LNB 752hm Coaxial Cab Basic Operation 3 3 2 Connecting with UHF VHF Antenna Figure 3 3 is shown a set up example for Connect the signal from UHF VHF Antenna to INPUT Connector of this meter using a 750hm coaxial cable 75ahm Coax Cable Fig 3 3 Setup for Multi Site viewing Basic Operation 3 8 3 3 3 Change of Frequency to measure The frequency can be changed in initial 888888 MHz status of operation and after selecting Channel a Select desired frequency to measure level by using Up Down key 5MHz 862MHz with 250kHz step The frequency change is speed up by pressing Up Down key for fast change of frequency b Move to other selecting function by using Shift key or push Store key two times to store Shift 3 3 4 Selection of Video Audio measurement The Audio level can be measured and displayed as follow a Move to Video Audio s
9. election by using l Shift Shift key Video will be blinking b Select Video or Audio function by using Up Down key c Move to other selecting function by using Shift key Shift gt NOTE Audio function cannot be stored in channel memory It can be selected momently for measuring Audio Level The default setting of level is Video Basic Operation 3 3 5 Setup Function of measurements The measuring function Normal Peak Holder Sound monitoring can be selected a Move to Function selection group by using Shift key Function group will be blinking b Select desired function by using Up Down key Sound Acoustic signal strength monitoring Peak Holder Displayed Measuring level is changed when new measuring level is higher than previous measured value a B Shift TRE PEAK Normal Displayed Measuring level from input terminal Blank of Function display c Move to other selecting function by using Shift key or push Store key two times to store 3 3 6 Setup Audio subcarrier fs fp band width To measure Audio level correctly check the Audio subcarrier fs fp band width required in TV system of each country 4 5MHz 5 5MHz 6 0MHz 6 5MHz Shift _ A B Le D Basic Operation 3 10 a Move to Audio subcarrier selection group by SEA using Shift key
10. ired channel by using Call Up Down Call key b Connect the cable to Input terminal c Read The value of input level on Display 3 4 2 Measure by setting the conditions a Select desired frequency to measure by using Up Down Key Refer to 3 3 3 Change of Frequency Select the desired conditions Function Unit by using Shift Up Down Key Refer to 3 3 4 to 3 3 6 b Push Store key one time to hold measuring conditions momently c Read The value of video level on Display d Return to previous measuring condition by pushing Call key two times 3 4 3 Measurement of Audio level of selected channel The Audio level can be measured and displayed as follow a Move to Video Audio selection by using Shift key Video will be blinking b Select Audio function by using Up Down key c Push Store key one time to hold measuring conditions momently d Read The value of Audio level on Display e Return to previous measuring condition by pushing Call key two times NOTE Audio function cannot be stored in channel memory The default setting of level measurement in each channel is Video Even though Audio is selected it will be stored to Video automatically Measurement of Voltage 3 14 3 4 4 Measurement of Voltage from Cable line The value of voltage from cable line can be measured as follows a
11. memory ST AA 3 15 3 5 4 Back lighting for LCD Display ikanta tnt ns tte D LE DU laste Te A 3 15 3 5 5 Auto Power off een 3 15 4 Maintenance 4 1 4 1 Adjustment and Calibration PEIEE VEE NIINE IME T AEAN OIIE E OA AEN EENE NN 4 1 4 2 Battery charging mar 4 1 4 3 Cleaning and Decontamination AA AAP AA 4 3 1 Product Description 1 1 1 1 Introduction This professional CATV TV Level Meter has been designed for the installation and maintenance of Cable TV and VHF UHF TV system The inside circuitry and mechanical design has been carefully developed in order to obtain very light slim typed field strength meter To allow the installer to work in the best conditions it is also offering built in power rechargeable battery and hang on the neck type carrying case The LCD display with Back light is shown several kinds of information such as Frequency Measuring level Function units and bar graph The compact metal cabinet will be a right choice for heavy duty field use It is a real instrument to measure verify and optimize Cable TV and VHF UHF TV systems at any stage of installation 1 2 Features e Handheld portable CATV TV SIGNAL STRENGTH METER e PLL tuning control for Frequency Selection From 5MHz to 862MHz e Audio Sub Carrier frequency selection 4 5MHz 5 5MHz 6 0MHz 6 5MHz e AC DC Voltage measurement Up to 70 V e Built in Rechargeable Battery pack for powering e Auto power off e 99 Favorite Channel memor
12. n dry the instrument using low pressure clean air at less than 25 PSI Use care and caution around the window cover areas where water or air could enter into the instrument while drying
13. nel CH 01 02 up to 99 Change of function Video Audio Normal Peak holder Sound Change of Audio sub carrier fs fp BW A B C D Change of measuring unit dBuV VDC VAC Auto selection by input voltage LCD Display Displays measurement level and various information DC INPUT for charging internal battery pack Accepts external DC power from AC adaptor and Cigar socket of Car for charging internal battery pack When the AC Adaptor is used for charging DC 12V 500mA is required The input power jack could be accepting with center plus LCD Panel Description 3 4 3 2 LCD Panel Description vi aap I N Oa aao A Grimm i si my VAC 1 000 ee en VO CIC si PR 88 cn 088884 6 6 Bar Graph Displays signal level Minor division indicates 2 25 dBuV ng Same quantities of bar will be displayed with input level from 30dBuV to 120dBuV Video Audio Displays Video or Audio level measurement ET LCD Panel Description 3 5 Function Peak holder Sound Battery level Displays selected function Peak Sound and the level of internal battery pack Channel Displays selected channel number Level Displays signal level with dBuV and Line voltage from Cable with VDC and VAC VDC VAC is selected automatically according to input voltage Frequency Displays selected Video carrier frequency Units Displays selected units ABuV for level VDC or V
14. required conditions Frequency Function Audio sub carrier unit according to BB cn the set up procedures from 3 3 3 to 3 3 7 b Select desired channel number to store Refer to 3 3 8 c Store Channel by using Store Key two times d To store other new channels proceed from a to c Store 1 All of channels are set to initial conditions before shipment Video Normal A dBuV So it should be set and stored for the requirements of customer Basic Operation 3 12 3 3 10 Recalling of stored Channel To measure input level with conditions of stored channel a Press Call key to select desired channel pr fe 88 Ch The Ch will be blinking b Select desired channel by using UP DOWN key ND a c Press Call key again to apply the conditions of Call Se 88 Gr selected channel 3 3 11 Indicating the level of internal battery The level of internal battery is displayed on Battery indicator Refer to following table for the status of battery Battery sign of Indicator Time for use WAA Three bars of indicator Approx 3 hrs WA Two bars of indicator Approx 1 5 hrs BY One bar of indicator Approx 30 min A Blinking Indicator fissdite charge Auto Power off with beep sound Level Measurement Procedure 3 13 3 4 Level Measurement Procedure 3 4 1 Measure with stored channel and conditions a Select des
15. stic signal strength monitoring tunction to support easy installation of antenna system by hearing the strength of input signal The beef sound with 1kHZz is varied according to the value of input level To set this function see to 3 3 4 3 5 3 Last channel and conditions memory When the meter turns off the meter can memory last channel and conditions for supporting same conditions with previous measuring When the power is turning on by pushing Power key the previous channel and conditions are applied again 3 5 4 Back Light for LCD display To read the display in dark area the back light is turning on by pushing Lamp button To turns off back light push Lamp button again 3 5 5 Auto Power off When the voltage of internal battery pack is less than proper voltage and the operation of meter is stopped more than 10 minutes the power is turning off automatically for saving internal power When the power is turning on by pushing Power key the previous channel and conditions are applied again 4 Maintenance 4 1 4 1 Adjustment and Calibration It is recommendable to regularly adjust and calibrate this meter Qualified and authorized personnel only should execute performance and procedures When the calibration or service is required contact with our local agent 4 2 Battery charging CAUTION and NOTE that the battery should be fully charged after first opening the box The first time charging is important
16. y e Peak holder function for detecting Max Input level Display e Buzzer for Acoustic signal strength monitoring e Multi LCD display with Back light e Last condition Store amp memory e Key Entry control e Deluxe HANG ON NECK type CARRYING CASE for hand free use Technical Specification 1 2 1 3 Technical Specifications e Measuring Frequency Range e Frequency Tuning Resolution e Frequency Tuning Method e Level Measurement Measuring Range Resolution Accuracy e RF Input e Audio sub carrier fs fp band width e DC Voltage Measurement e AC Voltage Measurement e Favorite Channel Memory Number of channels Storable Items 5 to 862 MHz 250 kHz PLL Frequency Synthesizer 30 to 120 dBuV 0 1 dB 3 dB 0 to 40 C F type 75 ohm A 4 5MHz B 5 5MHz C 6MHz D 6 5MHz 70V 70V 99 Frequency 5MHz to 862MHz in 250kHz step Function Video Peak holder Sound Unit of Level dBuV DC V Audio Sub carrier A 4 5MHz B 5 5MHz C 6MHz D 6 5MHz Technical Specification 1 3 e Auto power off e Internal Power Capacity of Rechargeable Battery Battery Life e Power requirement for charging e Display e Environmental Conditions Operating Temperature Range Operating Humidity Range Storage Temperature Range e Dimensions and Weight e Supplied Standard Accessories Preset to 10 Minutes 12V 1200mA AH Metal Hydride 3 HRS DC12V 500mA Charge amp Adaptor
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