background image

Stock #

Model Name

Description

4232 S

BTPRO-8000S

HD Tablet/Touch Signal Analyzer

All Rights Reserved. Specifications subject to change without notice. All trademarks are property of their respective owners.

BTPRO-8000S

BTPRO-8000S

© Blonder Tongue Labs, Inc.

ISO 9001:2015 Certified

P/N: UM8000Sr1 | Rev: 101119

Содержание BTPRO-8000S

Страница 1: ...D Tablet Touch Signal Analyzer All Rights Reserved Specifications subject to change without notice All trademarks are property of their respective owners BTPRO 8000S BTPRO 8000S Blonder Tongue Labs Inc ISO 9001 2015 Certified P N UM8000Sr1 Rev 101119 ...

Страница 2: ...2 NOTES ...

Страница 3: ...FI Analyzer 51 BARSCAN check all channels level power 52 MEMORY 58 TV CATV Special Functions 63 SAT Special Functions 64 Optional APPS 68 LI ION polimer batteries 68 Warnings 69 Battery test battery regeneration 70 power supply mains battery charge CHRG LED status 71 Meter maintenance 71 Disposal of electronic equipment 72 Suggested values 72 Accessories supplied 73 Limited WARRANTY 74 Abbreviatio...

Страница 4: ...avigate across the screen and adjust the values RESET HARDWARE RESET SOFTWARE With instrument ON Keep the HOME key pressed for 10 and turn on again From instrument OFF Switch on the meter immediately after keep the VOLUME key pressed until a beep is heard Rotate to select a menu item or to change a value Press to select a menu item or a numeric field Select a menu item press and hold 2 seconds to ...

Страница 5: ...y input 12 V DC 1A 5 Fan SIDE PANELS________________________________________________________________________________ TOP SIDE 6 7 8 9 RIGHT SIDE 5 LEFT SIDE 1 2 3 4 6 Analog video IN CVBS 7 Remote Power Supply switch DC at RF IN ON OFF 8 IF RF IN F 75 Ω 9 OPTIC IN SC connector ...

Страница 6: ...__________________________________________ Use the touch screen and the wheel to navigate across the screen and to change values DISPLAY ZONES tuning parameters live picture measurements channel info transport stream info context sensitive menu How to select from the menus and adjust the value Rotate the wheel and select from the menu required fig 1 Press the wheel fig 2 Rotate the wheel to adjust...

Страница 7: ...ge a value using the drop down menus Rotate the wheel and select the menu required fig 1 Keep the wheel pressed for 2 seconds to display the drop down menu fig 2 Rotate the wheel to adjust the value fig 3 Press the wheel and confirm the selection fig 4 Example of TV CATV channel selection fig 1 fig 3 fig 2 fig 4 Example of SATELLITE transponder selection TP TS fig 1 fig 3 fig 2 fig 4 ...

Страница 8: ...ig 1 Keep the wheel pressed for 2 seconds to display the keyboard fig 2 Touch the numbers on screen to enter the required frequency value To navigate within the window rotate the wheel fig 3 Finally rotate the wheel and select enter fig 4 Press the wheel and confirm the selection fig 5 Example of manual frequency FREQ selection fig 1 fig 2 ...

Страница 9: ...AVIGATION USING MIXED COMMANDS MECHANICAL TOUCH Select from the menus and adjust the value using the drop down menu Touch a value in the menu to visualize the drop down menu fig 1 Rotate the wheel to adjust the value fig 2 or touch the value required fig 2 Press the wheel and confirm the selection fig 3 or touch the monitor outside the drop down menu fig 3 Example of TV channel selection fig 1 O R...

Страница 10: ...ow the menu INSERT FREQ fig 1 Touch the numbers on screen to enter the required frequency value fig 2 Finally touch enter and confirm the selection fig 3 Example of manual frequency selection FREQ fig 1 fig 2 fig 3 Example of SATELLITE transponder selection TP TS fig 1 O R fig 2 O R fig 3 ...

Страница 11: ...oose BATTERY SAVING from the volume screen In ON mode if no key is pressed after 30 seconds the display brightness is reduced and after 5 minutes the meter automatically turns off Press any key to temporarily reset the battery save mode Touch CONFIGURATION MENU then METER in the volume screen and set the TIMER OFF value The meter will turn off after 5 10 15 or 30 minutes of inactivity Press any ke...

Страница 12: ...________________________ Touch CONFIGURATION MENU from the volume window Touch METER then CALIBRATE TOUCHSCREEN If the touchscreen does not respond to the commands it may be necessary to calibrate NOTE Use the pen and touch the the screen exactly in the center of the circle If you do not carry out this procedure correctly the touch commands may be inaccurate ...

Страница 13: ... Touch CATV and then DISCOVERY and set the identification mode CABLE ONLY TERR CABLE Touch TV and then DISCOVERY and set the identification mode desired ONLY DVBT only DVB T T2 digital signals DVBT C AnTV DVB T T2 C digital signals analog TV signals DVBT AnTV DVB T T2 digital signals analog TV signals NOTES DISCOVERY mode is active only if the antenna cable is connected to the instrument DISCOVERY...

Страница 14: ... the signal level of the video carrier signal carrier red marker and the noise level estimated in the band between the coloured subcarrier and the audio carrier white marker Touch TV then C N TYPE C N measurement mode OUTSIDE THE BAND The signal noise ratio is measured between the signal level of the video carrier signal carrier red marker and the noise level estimated in the guard band 1 282 MHz ...

Страница 15: ... Screenshot key for 4 seconds keys and wait for file to be saved the instrument will make a series of beeps Enter in the file name and press ENTER SCREEN SHOT N B If the memory is not inserted correctly or is not recognised the following message will be shown PLEASE INSERT USB MASS STORAGE DEVICE Full screen picture zooms can not be saved the ENTER command is not active If the file name is already...

Страница 16: ...l to obtain the Satellite list Touch to select the desired satellite or use the wheel Once selected touch MEAS to display the measurement or SPECT to display the spectrum o r NOTE The chosen Satellite and Transponder will remain in memory if you change mode TV CATV or if you switch off the meter ...

Страница 17: ...______ DVB S DVB S2 SAT MEASUREMENTS____________________________ Press the HOME key Main measurments and image Touch SAT and then MEAS PICT or use the wheel Press repeatedly to navigate into SAT measurements screens Measure Constellation Press to enter in the spectrum ...

Страница 18: ...__________________________________________ Touch VISUALIZE NIT Touch MENU from the MAIN MEASUREMENTS PICTURES NIT INFO VISUALIZATION referring to the HOTBIRD 13 East transponder Example 1 NOTE The function VISUALIZE NIT is also available in TV CATV mode ...

Страница 19: ... the relative file name File name The weekly application of SW CHANNEL MONITOR allows you to control and register the trend of the main parameters of a digital signal over time from 30 minutes to one week for the following TV CATV SAT This application is used to resolve reception problems which occasionally occur It also allows you to measure memorize and visualize local or in remote the following...

Страница 20: ...SPECT or use the wheel SAT spectrum SPAN FULL EXT from 230 to 2610 MHz with LNB WIDE BAND Example 2 SAT spectrum SPAN FULL EXT from 230 to 2610 MHz with universal LNB Example 1 Touch SPAN and rotate the wheel to select the SPAN value desired 10 20 50 100 200 500 FULL SAT FULL EXT SPECTRUM ANALYZER________________________________________________________ ...

Страница 21: ...until you reach the wanted satellite Example 1 The satellite you have pointed to is not correct The lower part of the display shows the following information EUTE 16 GO WEST move the satellite dish west Example 2 Satellite found The lower part of the display shows the following information HBIR13 FOUND the satellite that has been pointed is correct Touch CONFIGURATION MENU from the VOLUME screen I...

Страница 22: ...ST Example 3 IMPORTANT The text messages that from time to time will appear on the screen of the instrument when moving the satellite dish to east or west are bound to the diameter of the used antenna 60 80 90 cm etc Therefore using antennas with a small diameter the messages related to some satellites may not be reported SAT to be found SAT Detected ...

Страница 23: ...____________________________ Press the HOME key Touch SAT and then CONST or use the wheel Touch FULL and select the zone of constellation to enlarge 8PSK constellation Example 2 QPSK constellation Example 1 Press repeatedly to navigate into SAT measurement screens Measure Constellation Press to enter in the spectrum ...

Страница 24: ...k the operation of the 4 LNB polarities When the chosen satellite is found the buzzer will start If this does not happen continue looking for the right satellite Optimize the dish alignment and skew to obtain the maximum NsMAR value noise margin NOTE For a proper use of the SAT FINDER function verify the tuning parameters for all three transponders frequency polarity band and symbol rate and the t...

Страница 25: ...3 0 EAST 2 Touch COUNTRY and select your Nation for example Italy 3 Touch CITY and select your city for example Roma 4 Touch COMPUTE to obtain the automatic calculation of pointing parameters Azimuth Elevation Tilt Press the HOME key Touch SAT and then AZ EL AZ EL POINTING DATA______________________________________________ ...

Страница 26: ...ode to perform a verify of the 4 exit frequencies user 1 4 from LNB multiswitch MEASUREMENTS WITH SCR LNB MULTISWITCH________ Touch LNB TYPE and select the installed LNB multiswitch model see NOTE Touch USER and select the user s number to test user 1 4 Press SPECT to visualize the spectrum or SAT to take the measurements ...

Страница 27: ...e to perform a verify of the 12 exit frequencies user 5 16 from LNB multiswitch LNB MULTISWITCH dCSS MEASUREMENTS______________ Touch LNB TYPE and select the installed LNB multiswitch model see NOTE Touch USER and select the user s number to test user 5 16 Press SPECT to visualize the spectrum or SAT to take the measurements ...

Страница 28: ...uch the image to enlarge Touch again to come back at the service list RADIO TV service selection Press HOME key Touch SAT and then MPEG or use the wheel Touch to select the RADIO TV service or use the wheel or touch Vpid Apid in Measure screen Press repeatedly to navigate into SAT measurements screens Measurements Constellation Press to enter in the spectrum ...

Страница 29: ...channel list Touch the desired channel plan or use the wheel At the end touch MEAS to make the measure or SPECT to visualize the spectrum TV MEASUREMENTS o r NOTE The chosen channel plan and channel will remain in memory also if you change mode CATV SAT or if you switch off the meter ...

Страница 30: ...Press the HOME key Main menu and image Touch TV and then MEAS PICT or use the wheel DIGITAL TV MEASUREMENT DISPLAYS DVB T DVB T2 M PLP Press repeatedly to navigate into TV measurements screens Measurements Constellation Echoes and MER vs CARRIER Press to enter in the spectrum ...

Страница 31: ...SPECT or use the wheel TV SPAN FULL spectrum with mixed channels SAT signals from 5 to 1 250 MHz Example 2 TV SPAN FULL spectrum from 5 to 1 250 MHz Example 1 Touch SPAN and rotate the wheel to select the desired SPAN value 1 2 5 7 10 20 50 100 200 500 FULL UHF VHF SPECTRUM ANALYZER_____________________________________________ ...

Страница 32: ...h FULL and select the box of constellation to enlarge Constellation DVB T2 Example 2 Constellation DVB T Example 1 Press repeatedly to navigate into TV measurements screens Measurements Constellation Echoes and MER vs CARRIER Press to enter in the spectrum RELATED FUNCTIONS_____________________________________________________ ...

Страница 33: ...e back at the service list RADIO TV service selection Press HOME key Touch to select the RADIO TV service or use the wheel or touch Vpid Apid in Measure screen Press repeatedly to navigate into TV measurements screens Measure Constellation Echoes and MER vs CARRIER Press to enter in the spectrum RELATED FUNCTIONS_____________________________________________________ ...

Страница 34: ...TOR allow you to control and register the trend of the main parameters of a digital signal over time from 30 minutes to one week TV CATV SAT This application is indicated to resolv the reception problems which occur occasionally it also allows you to measure memorize and visualize local or in remote the digital signals parameters tested DVB S T C Power MER ERROR bBer aBer DVB S2 T2 C2 Power MER ER...

Страница 35: ...lan list Touch to select the desired channel plan or use the wheel At the end touch MEAS to make the measure or SPECT to visualize the spectrum FM MEASUREMENTS o r NOTE The chosen channel plan and channel will remain in memory also if you change mode CATV SAT or if you switch off the meter ...

Страница 36: ...ess the HOME key Touch TV and then MEAS PICT or use the wheel FM MEASUREMENT___________________________________________________ Touch FREQ and type the desired frequency value then touch ENTER Touch CHAN and select the FML channel or FMH Main menu Press to enter in the spectrum ...

Страница 37: ...ey Touch TV and then SPECT or use the wheel FM spectrum SPAN 2 MHz Example Touch SPAN and rotate the wheel to select the desired SPAN value 1 2 5 7 10 20 50 100 200 500 FULL UHF VHF SPECTRUM ANALYZER______________________________________________ ...

Страница 38: ...Touch to select the desired channel plan or use the wheel At the end touch MEAS to make the measure or SPECT to visualize the spectrum CATV CATV CATV MEASUREMENTS CATV CATV o r NOTE The chosen channel plan and channel will remain in memory also if you change mode CATV SAT or if you switch off the meter ...

Страница 39: ... key Main measurements and image Touch CATV and then MEAS PICT or use the wheel Press repeatedly to navigate into CATV measurements screens Measure and Constellation Press to enter in the spectrum RELATED FUNCTIONS_____________________________________________________ ...

Страница 40: ...spectrum SPAN VHF Example 2 CATV spectrum SPAN 10 MHz Example 1 Press the spectrum key again to activate the MAX HOLD function Touch SPAN and rotate the wheel to select the desired SPAN value 1 2 5 7 10 20 50 100 200 500 FULL UHF VHF SPECTRUM ANALYZER______________________________________________ ...

Страница 41: ...n Example 1 CONSTELLATION ANALYSIS______________________________________ Touch FULL and select the box of constellation to enlarge Press repeatedly to navigate into CATV measurements screens Measure and Constellation Press to enter in the spectrum RELATED FUNCTIONS_____________________________________________________ ...

Страница 42: ..._______________________________________________________ Press the HOME key Touch CATV and then LEAKAGE or use the wheel Set the desired parameters at the end touch START to start the leakage measurements Leakage measurements ...

Страница 43: ..._______________________________________________________ Press the HOME key Touch CATV and then LEAKAGE or use the wheel Ingress measurements Set the desired parameters at the end touch START to start the Ingress measurements ...

Страница 44: ... selection Touch to select the RADIO TV service or use the wheel or touch Vpid Apid in Measure screen Images and MPEG service list Touch CATV and then MPEG or use the wheel Press repeatedly to navigate into CATV measurements screens Measure and Constellation Press to enter in the spectrum RELATED FUNCTIONS_____________________________________________________ ...

Страница 45: ...relative File Name The weekly application of SW CHANNEL MONITOR allows you to control and register the trend of the main parameters of a digital signal over time from 30 minutes to one week for the following TV CATV SAT This application is used to resolve reception problems which occasionally occur It also allows you to measure memorize and visualize local or in remote the following digital signal...

Страница 46: ..._______________________________________________________________ CATV SPECTRUM____________________________________________________________ After selecting the desired Operation Mode TV CATV or SAT you can directly access the Spectrum Analyzer by touching the SPECT icon from the HOME menu or by pressing the SPECT button directly SPECTRUM ANALYSIS SPECT SPECT SPECT SPECT SPECT SPECT SPECT ...

Страница 47: ... if required select the power supply voltage Example 12V Touch STORE and memorizes the measured optical power value Optic Ref Example 4 51 dBm In the OPTIC POWER LOSS field the optical attenuation value is displayed with respect to the stored value Optic REF Example 1 87 dBm OPTICAL POWER ATTENUATION MEASUREMENTS Touch WAVELENGTH and select the Wave length desired Example 1550 nm Press the HOME ke...

Страница 48: ... VOLUME button select RF IN and choose the desired mode OPTICAL INPUT RF MEASUREMENTS After selecting the desired Operation Mode TV CATV or SAT press the HOME key Touch OPTIC and then MEAS PICT or use the wheel Example 1 F 75 ohm ingress selected Example 2 OPTIC ingress selected Main measurements and image of a SAT signal Example 1 Main measurements and image of a TV signal Example 2 ...

Страница 49: ... FIBER OPTIC AND REMOTE POWER SUPPLY CABLE CONNECTION SAT spectrum SPAN Full EXT from 230 to 2610 MHz SAT spectrum SPAN Full SAT from 930 to 2250 MHz RF SPECTRUM FORM OPTIC INGRESS DC Optic FIBER Touch OPTIC and then SPECT or use the wheel After selecting the desired Operation Mode TV CATV or SAT press the HOME key ...

Страница 50: ...lect channels reception modalities all or from 1 to 13 for 2 4 GHz networks and from 36 to 165 for 5 GHz networks WI FI ANALYZER opt WI FI WI FI The instrument equipped with an WI FI analyzer allows you to analyze the WI FI networks present in the building in the 2 4 and 5 GHz frequency range check the power of the received Signal and display the List of Networks Press the HOME key NOTE For more i...

Страница 51: ...s to select the two channels to be used for the tilt measurement level difference Standard BARSCAN TV channelization BARSCAN AUTO MANUALMEMORY Touch MENU to choose the bargraph mode LEVEL or TILT Standard BARSCAN CATV channelization In TV CATV mode and in the standard manual channelization MANUMEMORY or automatic AUTOMEMORY the meter displays the received signals and distinguishes the analog signa...

Страница 52: ...RY tv or use the wheel Set the desired parameters 1 Touch to FILE N and select the destination file AUTO where the search must be saved 2 Touch LEVEL and set the minimum level threshold of the analog and digital channels to be searched ONLY DVBT only digital DVB T T2 signals DVBT C AnTV digital DVB T T2 C TV analogic signals DVBT AnTV Digital DVB T T2 TV analogic signals 3 Touch DISCOVERY and set ...

Страница 53: ...53 Search channels complete Search channels in progress Once the Automemory is completed the AUTO plan is automatically selected ...

Страница 54: ...rce LOGGER SAVE TV CATV ________________________________________________ Touch MEMORY and then SAVE DATALOGGER DATA LOGGER run Example of saved measured in the Log file Touchthescreentobrowsethroughmeasurements saved in the log file Press the HOME key Set the parameters required Touch START SAVE to create a new log file Touch RECALL to recall the Logger or EXIT to exit ...

Страница 55: ...___________________________________ Press the HOME key Set the LOG file parameters Touch RECALL to see them Touch MEMORY and then RECALL DATALOGGER Example of saved measurments in the Log file Touch screen to browse through measurements ...

Страница 56: ...ch START SAVE to create a new log file Touch RECALL to recall the Logger or EXIT to exit DATA LOGGER run Example of saved measured in the Log file Touch the screen to browse through measurements NOTE If the MENU plan has mixed TV and SAT programs the STOP GO function will assist when running a LOGGER asking to move the cable lead from a TV to a SAT signal source ...

Страница 57: ...____________________________________ Press the HOME key Touch MEMORY and then RECALL DATALOGGER Set the LOG file parameters Touch RECALL to see them Example of saved measured in the Log file Touch the screen to browse through measurements ...

Страница 58: ...to check the correct impedance matching of a 75 Ω distribution installation Through the use of calibrated noise generator if in a distribution installation there was an impedance mismatch such as a cable short circuit a cable cut or a not properly terminated cable to a 75 ohm dummy load it will create a standing wave pattern that can be seen on the spectrum of the instrument as shown in the figure...

Страница 59: ...smatching value example 1 5 m Example 2 Touch SPAN and select the correct visualization value Touch VERT POS and select the correct visualization value Touch MRK1 freq then MRK2 freq and set the marker frequencies in correspondence with the first and second minimum points Touch dB DIV and select the correct visualization value ...

Страница 60: ...M coaxial cable with foam dialectric V O P Propagation speed Set the value provided by the cable manufacturer CONNECTION DIAGRAMS Distribution cable USB Noise Generator BTPRO 8000 S Noise Generator Distribution cable BTPRO 8000 S UNIT Measurement unit Set the value in meters or feet PICTURE Spectrum graphics Set the spectrum graphics mode to FULL or CONTOURS LOC OSC LOCAL TV OSCILLATOR Leave the v...

Страница 61: ...he desired channel press the HOME key NOTE The function is also available in CATV and SAT mode Buzzer Graphic of the progress of the noise NOISE MARGIN of the TV CATV tuned channel according to time High Tones BEST Noise Margin Level Deep Tones WORST Noise Margin Level Noise Marg Real Time Noise Margin Max N Marg Maximum Stored Noise Margin MER MER in Real Time ...

Страница 62: ... PASS NO FILTER REQUIRED No interference detected Example 1 High LTE interference The lower part of the display shows the following information FAIL 20dB ATTEN SUGGESTED theinstrumentsuggestsattenuatingtheinterfering LTE signals by 20 dB Example 2 In TV or CATV mode press the HOME key Touch SPECIAL FUNCT and then LTE AUTOTEST Or press BARSCAN key 2 times ...

Страница 63: ...___________________________________ NOTE The function is also available in CATV and TV mode Buzzer Graphic of the progress of the NOISE MARGIN of the tuned Sat Transponder according to time High Tones BEST Noise Margin Level Deep Tones WORST Noise Margin Level Noise Marg Real Time Noise Margin Max N Marg Maximum Stored Noise Margin MER MER in Real Time NOTE The special functions depend on the acti...

Страница 64: ...ication allow to configure and memorized the instruments and all measurements remotely via web browser PC TABLET and SMARTPHONE Touch CONFIGURATION MENU from VOLUME screen Touch IP CONFIG and select DHCP IP address assignment to be inserted into the web browser done Touch METER andthen LANCONFIGURATION Touch CHECK At the end touch EXIT to exit ...

Страница 65: ...ATIC CONFIGURATION Touch CONFIGURATION MENU from VOLUME screen Touch METER and then LAN CONFIGURATION Touch IP CONFIG and select STATIC insert the IP NMASK and GWAY parameters At the end touch EXIT to exit Touch CHECK ...

Страница 66: ...4 index html Example of MEASUREMENTS of a TV CHANNEL DVB T Standard and related screen of IMPULSE RESPONSE ECHOES Example of SETTING a TV RECEPTION CHANNEL DVB T Standard and the related ALARM THRESHOLDS THRESHOLDS REMOTE CONTROL INTERFACE_______________________________________ ...

Страница 67: ...67 Example of TRANSPORT STREAM ANALYSIS Example of DISPLAY of a TV SPECTRUM SPAN 50 MHz ...

Страница 68: ...G THE BATTERY_______________________________________ WARNINGS IMPORTANT DO NOT LEAVE THE BATTERIES DISCHARGED FOR LONG PERIODS ALWAYS CHARGE THE BATTERIES AT NIGHT EVEN IF THEY ARE NOT COMPLETELY DISCHARGED USEFUL INFORMATION 1 The batteries supplied are high quality and tested individually the autonomy depending on the following conditions the LNB power consumption Single Dual or Quadruple the ex...

Страница 69: ...pe of load to the F input connector LNB TV head end amplifiers etc Extract the conditional access module CAM if it is present in your meter 2 The battery test takes approx 12 18 Hours according to the model charging discharging recharging activities and measurement of the battery autonomy during this time the meter must not be used At the end of the test the meter will turn off automatically In or...

Страница 70: ...shing 0 5 SECONDS OFF 0 5 SECONDS ON Abnormal battery temperature The recharge cycle has been suspended temporarily and will automatically reset OFF YES ON ON Batteries in charge OFF YES ON OFF Battery charge completed OFF WITH A POWER SUPPLY NOT COMPLIANCE Flashing 0 5 SECONDS OFF 0 5 SECONDS ON OFF The meter does not turn on Check the mains power adapter it must be 12 Vdc and not 18 Vdc ...

Страница 71: ... powered by internal battery When recharging the internal battery do allow a good air circulation around the meter and the adapter do not cover it with clothes and do not recharge the battery when the meter is contained in its transport case The meter is not waterproof even if it is protected against incidental water drops In case of contact with water electronic circuits may be damaged allow the ...

Страница 72: ...e F Female connector ACCESSORIES SUPPLIED DVB T2 GB COFDM PER 7 25 dB 28 dB 26 5 dB 29 5 dB 40 dBµV 50 dBµV 28 5 dB 31 5 dB MER 256 QAM 2 3 FEC MER 256 QAM 3 4 FEC MER 256 QAM 5 6 FEC SUGGESTED VALUES This table shows the suggested measurements at a user s socket for the main digital modulations NOTE This list of accessories is subject to change without notice and depends on the meter s configurat...

Страница 73: ...date of shipment of that product or fails to meet such other specifications as may have been expressly agreed upon in writing between the parties for a period of ninety 90 days from the date of original purchase Notwithstanding the foregoing in some cases the warranty on certain proprietary sub assembly modules manufactured by third party vendors and contained in Seller products third party softwa...

Страница 74: ... applied in DBV S2 Gallager codes Inner error protection code rates from 1 2 to 9 10 MER Modulation Error Rate MER is the ratio of the average signal power to the average error power in dB It is a kind of a C N measurement which gives information whether the receiver is able to demodulate the received signal MPTS Multiple Program Transport Stream NID Network Identification Network ID or channel id...

Страница 75: ...75 NOTES ...

Страница 76: ...urope One Jake Brown Road P O Box 1000 Old Bridge NJ 08857 1000 USA 800 523 6049 732 679 4000 FAX 732 679 4353 Product specifications are subject to change without notice All trademarks used are properties of their respective owners www blondertongue com ...

Отзывы: