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Kathrein MSK 125 Operating Manual

Other manuals for MSK 125: Operating Manual, Operating Manual
Manual is about: Antenna Measuring System

Summary of MSK 125

  • Page 1

    Operating manual antenna measuring system msk 125.

  • Page 2

    2 foreword/important instructions dear customer, many thanks for choosing the kathrein msk 125 measuring instrument. Please read the following instructions carefully, so as to familiarise yourself with all the new functions before starting to use your instrument. Please comply with all the instructi...

  • Page 3: Contents

    3 contents foreword/important instructions ................................................................................ 2 validity of this operating manual ................................................................................... 2 general safety instructions .............................

  • Page 4: Contents

    4 contents finding individual reception frequencies ................................................................ 20 sound carrier frequency setting ............................................................................. 21 dvb-s(2) mer (=snr), ber and offset measurement ......................

  • Page 5: Contents

    5 contents spectrum measurement .................................................................................................. 41 sat spectrum ................................................................................................................... 41 tv spectrum .........................

  • Page 6: Safety Instructions

    6 safety instructions this manual was designed for persons with a basic knowledge of electronics. Users who have already worked with similar measuring devices can use a command overview for the necessary commands for each operating step. Additionally, the following examples are designed to provide t...

  • Page 7: Functionality

    7 functionality the msk 125 is a mobile multi-purpose measuring device intended for analogue tv and satellite, fm radio and for dvb-c, dvb-s(2) and dvb-t for battery and mains operation. The integrated 6.5 ah lithium-ion battery and a rechargeable 230 vac power unit are included in the scope of supp...

  • Page 8: Functionality

    8 functionality function operating mode sa t analogue operating mode tv analogue operating mode fm analogue operating mode dvb-s/s2 operating mode dvb-c operating mode dvb-t mains and battery operated * * * * * * level measurement by means of frequency input * * * * * * level measurement by means of...

  • Page 9

    9 operating and display elements measured values and settings are shown on the lc display. Lc display based on operating mode and function the lc display displays • the set channel, • the set frequency, • the called function, • the operating mode, • the measured level and • the measured values. Tft ...

  • Page 10

    10 operating and display elements tft colour display tv picture/settings source selection on/off button indication of operation mode input block measurements lc display measurement results settings lnb display cursor block.

  • Page 11

    11 overview of keypad commands button brief description of the function on/off switching the device on/off sources sat a/d selection of sat operation and switch between analogue and digital sat cable a/d selection of cable tv operation and switch between analogue cable tv and digital cable tv terr a...

  • Page 12: Connections

    12 connections front view rf input usb port sd memory card common interface scart (audio/video) side view fan ear phones rs232 speaker battery fuse dc supply.

  • Page 13: Connections

    13 connections rf input socket here the reception signal is delivered from the antenna system or cable network (coaxial f socket with bnc adapter). The remote feeding voltage can be adjusted from 5 v dc to 20 v dc and can also be switched off. When the lnb voltage is switched on the right control le...

  • Page 14: Getting Started

    14 getting started switch on when you position the device please ensure that there is suffi cient ventilation. To avoid overheating, the openings for the fan and the ventilation holes must be clear at all times. • connect the device with the charger/power unit and to the mains. • press the [on/off] ...

  • Page 15: Getting Started

    15 getting started in the next menu press the [1] or [2] button to defi ne the measure- ment unit the level is to be indicated. Press [ok] to keep the current setting. The next menu prompts you to set the mute function using the [1] or [2] button. If you select on, the msk 125 is switched to silent ...

  • Page 16: Getting Started

    16 getting started battery operation before operating the device for the fi rst time remove the t 8.0 a fuse from the packaging and place it in the fuse holder. This fuse prevents the device from being switched on accidentally during transportation. After the fuse has been inserted the charging stat...

  • Page 17: Sat

    17 sat analogue and digital satellite reception in sat mode the msk 125 can be adjusted to “analogue” and “dvb s(2)” reception types. Sat analogue / dvb-s(2) switch press once = sat analogue press again = dvb-s(2) press again = sat analogue again setting dvb-s(2) demodulation parameters press the [d...

  • Page 18: Sat

    18 sat example to enter the frequency 1508 mhz: press [1] [5] [0] [8] [ok] lc display: • frequency: 1508.0 mhz • operating mode: sat • level: 86.5 dbµv (a = analogue) a “+” or “-” on the display means that the msk 125 has not been adjusted precisely to the desired carrier. Use the [ and [>] buttons ...

  • Page 19: Sat

    19 sat at a level > 120 dbµv the lc display indicates an overfl ow. The following details are displayed: • frequency: 1508.0 mhz • operating mode: sat analogue • level: overfl ow the level of dvb-s(2) signals can only be measured properly with the setting “sat digital reception”. Note “sat dvb-s(2)”...

  • Page 20: Sat

    20 sat example launching the “find satellite” function: • press the [sat find] button. • turn the antenna until a level tendency can be seen on the bar display. • turn the antenna until the bar display reaches its maximum • if necessary, decrease or increase the sensitivity using the [ and [>] butto...

  • Page 21: Sat

    21 sat every analogue satellite video signal has multiple audio carrier frequencies assigned. On the msk 125 you can listen to main and sub-audio carriers you choose. The audio carrier frequency can be adjusted from 5.0 mhz to 8.99 mhz in 10 khz intervals. At 7.00 mhz the sound carrier bandwidth is ...

  • Page 22: Sat

    22 sat dvb-s(2) mer-(=snr), ber and offset measurement the modulation error rate (mer), the bit error rate (ber) and the carrier frequency offset (lnb offset) can be measured to rate the digital reception quality. Note: in this case mer shown on the display has the same meaning as snr (signal radio ...

  • Page 23: Sat

    23 sat button lnb voltage [0] 0 v [1] 12 v [2] 14 v [3] 18 v [5] 5 v [8] 22 khz for checking purposes the led right from [lnb cntrl] button is on when the power supply is turned on. Press the [lnb batt] button to indicate the power consumption of the connected lnb on the display. The additionally co...

  • Page 24: Sat

    24 sat example switching on the 22 khz signal press [lnb cntrl] [8] lc display: • lnb voltage 14 v • power consumption 150 ma • 22 khz signal switched on press the [8] button again to switch off the 22 khz signal. Press [lnb cntrl] to exit the lnb menu. Note diseqc tm (digital satellite equipment co...

  • Page 25: Sat

    25 sat command overview for diseqc tm if a diseqc tm matrix is activated by a diseqc tm command, it is essential that prior to this the analogue lnb control voltage is set to the correct satellite level, i.E. If the request is for a vertical satellite level the analogue lnb control voltage is set to...

  • Page 26: Sat

    26 sat diseqc menu see the technical appendix for diseqc command sets for exr 20, exr 22 and 9xx series kathrein matrices. Note command overview for framing byte hex byte description e0 master command, one-time transmission e1 master command, recurring transmission e2 master command, expecting respo...

  • Page 27: Sat

    27 sat command overview for command byte the msk 125 can send commands based on diseqc tm 1.0 but cannot receive them. All commands requiring diseqc tm 2.0 (send and receive) are greyed out in the table. Commands in bold letters are preferred for kathrein switching matrices. Hex byte command id desc...

  • Page 28: Sat

    28 sat 39 write n1 set port group 1 1 3a write n2 expansion option 1 3b write n3 expansion option 1 40 read a0 read analogue value a0 - 41 read a1 read analogue value a1 - 48 write a0 set analogue value a0 1 49 write a1 set analogue value a1 1 4f write a7 set analogue value a7 1 50 lo string read cu...

  • Page 29: Sat

    29 sat command overview for data byte an appropriate data byte must only be sent id the command byte requires data bytes. This can be seen in the above command byte table. For more information on which data byte to send to which command byte please refer to the specifi cation of the device used. Orb...

  • Page 30: Tv Measurement

    30 tv measurement analogue and digital cable tv reception in cable mode the msk 125 can be set to the “analogue” and “dvb-c” reception types. Analogue cable / dvb-c switch press once = analogue cable tv press again = dvb-c press again = back to analogue cable tv [cable a/d] hf standard switch - anal...

  • Page 31: Tv Measurement

    31 setting dvb-c demodulation parameters [demod] press the [demod] button to go to the demodulation selection: for qam64 demodulation press [1]. If you do not wish to change the modulation type, press [ok]. • 1 = qam64 demodulation • 2 = qam128 demodulation • 3 = docsis qam 64 demodulation • 4 = qam...

  • Page 32: Tv Measurement

    32 tv measurement setting dvb-t/h demodulation parameters [demod] press the [demod] button to go to the bandwidth selection for dvb-t/h: • 1 = 6 mhz demodulation bandwidth • 2 = 7 mhz demodulation bandwidth • 3 = 8 mhz demodulation bandwidth select the required hf bandwidth by using the digit button...

  • Page 33: Tv Measurement

    33 command overview for tv channel entry [cable a/d] switch to desired tv reception [terr a/d] [0]...[9] enter channel [ok] confi rm entry [0][2]...[6][9] enter channel (automatic confi rmation) [s-ch] switch to special channel [and [>] change channels in intervals or or tv measurement example to en...

  • Page 34: Tv Measurement

    34 tv measurement after calling up the frequency menu for the fi rst time you have to enter the digit order for another frequency entry. The most recent frequency setting remains even after you switch the msk 125 off if it has been entered with digits and confi rmed by pressing [ok]. Note “cable ana...

  • Page 35: Tv Measurement

    35 tv measurement level measurement of “dvb-c” / “dvb-t/h” signals analogue cable / dvb-c switch [cable a/d] press once = analogue cable tv press again = dvb-c • channel: special channel 54 • operating mode: tv dvb-c • measured level: 62.5 dbµv d analogue terrestrial / dvb-t/h switch press once = an...

  • Page 36: Tv Measurement

    36 tv measurement example launching the “find level” function: press the [lev] button. Turn the antenna until the bar display reaches its maximum. If necessary, decrease or increase the sensitivity using the [ and [>] buttons. Turn the antenna until you have reached the maximum level. To exit “find ...

  • Page 37: Tv Measurement

    37 tv measurement the audio carrier frequency cannot be adjusted. It is switched based on the set standard. The audio carrier level is only displayed as long as the [1], [2] or [3] button is pressed. Note nicam audio bit error rate measurement for better evaluation of the nicam signal audio quality ...

  • Page 38: Tv Measurement

    38 tv measurement mpeg picture in dvb-c / dvb-t/h if you select dvb measurement by pressing [dvb] the tft screen displays the list of programmes that can be received on the digital transport stream. Use the [ or [>] key to select the desired programme and confi rm your selection by pressing [ok]. To...

  • Page 39: Fm Measurement

    39 fm measurement fm switch press the [fm] button. Frequency display and entry to measure the level of an fm signal, you must fi rst enter the desired frequency. The frequency can be entered from 48 mhz to 858 mhz in 50 khz intervals. Command overview for fm frequency entry [fm] switch to fm recepti...

  • Page 40: Fm Measurement

    40 fm measurement level overflow and underflow at a level lc display: • frequency: 104.8 mhz • operating mode: fm • level: underfl ow at a level > 120 dbµv the lc display indicates an overfl ow. Lc display: • frequency: 104.8 mhz • operating mode: tv • level: overfl ow finding individual reception f...

  • Page 41: Spectrum Measurement

    41 spectrum measurement for evaluation of a receiver the frequency spectrum in the “satellite”, “cable”, “terrestrial” and “fm” modes can be displayed on the screen. Spectrum measurement is launched from the individual modes (sat, cab;e, terr, or fm). Command for spectrum measurement: [spec]. Exit t...

  • Page 42: Spectrum Measurement

    42 spectrum measurement [1] full span = entire tv range (48...858 mhz) [2] vhf (48...467 mhz) [3] uhf (467...858 mhz).

  • Page 43: Spectrum Measurement

    43 spectrum measurement [4] narrow (197...222 mhz) analogue [4] narrow (381...406 mhz) digital fm spectrum select and measure the “fm spectrum” as described above. It reaches from 87 to 108 mhz. The displayed centre frequency is the previously set reception channel. The displayed centre frequency is...

  • Page 44: Storing Device Settings

    44 storing device settings storing device settings first select the measuring job! [store] indicates the stored settings on the tft display and opens the entry fi eld to defi ne a storage place on the lc display. [ Λ][v] use the up and down buttons to go a page up or down in the screen content. [0][...

  • Page 45: Storing Measurement Results

    45 storing measurement results storing measurement results in the device memory first select the measuring job and perform the measurement! [memo expl] the memory explorer command displays the stored measuring results on the tft display. [ Λ][v] use the up and down buttons to go a page up or down in...

  • Page 46: Storing Measurement Results

    46 storing measurement results deleting measurement results from the device memory [memo expl] the memory explorer command displays the stored measuring results on the tft display. [store] indicates the stored settings on the tft display and opens the entry fi eld of the storage place from which the...

  • Page 47: Data Logger

    47 data logger the data logger setting allows you to execute the stored measurement device settings in a row and store the corresponding measurement results. For automatic measuring the stored device settings are used. Up to 100 (00...99) different measurement series can be stored. Before using the ...

  • Page 48: Data Logger

    48 data logger recalling measurement results from the device memory [memo expl] the memory explorer button displays the stored measuring results on the tft display. [ Λ][v] use the up and down buttons to go a page up or down in the screen content. [recall] opens the entry fi eld on the lc display fo...

  • Page 49: Data Logger

    49 storing the data logger measurement results on the sd card data logger see: storing measurement results on the sd card. Example [d-logg] launch data logger [recall][0][1] select start line [ok][0][4] select stop line [>] start automeasure after completion of the process: [memo expl] call up measu...

  • Page 50: Maintenance

    50 maintenance the device maintenance is basically limited to outside cleaning. Device calibration the caliber interval depends on the use and load and should be between one and two years. Calibration can be don by kathrein customer service, see next page. Outside cleaning for outside cleaning a sof...

  • Page 51: Customer Service

    51 customer service for service or to order replacement parts please contact: esc - gmbh bahnhofstraße 108 83224 grassau, germany tel.: +49 8641 9545-0 fax: +49 8641 9545-35 e-mail: service@esc-kathrein.De www.Esc-kathrein.De kathrein customer hotline if, despite studying this operating manual, you ...

  • Page 52: Technical Specification

    52 technical specification • level measurement of analogue and digital tv signals (tv, sat, fm, dvb-s(2), dvb-c, dvb-t, dvb-h (2k, 8k mode)) • image representation of analogue and digital tv signals • ber/mer measurement and display • 5.7“-tft colour display, transfl ective (640 x 480 pixels) • two-...

  • Page 53: Technical Specification

    53 technical specification type msk 125 order no. 21710022 rf section frequency range mhz sat: 920 ... 2150, tv: 47 ... 862, fm: 87 ... 108 frequency tuning (steps) khz sat: 100, tv/fm: 50 tv standards (channel raster) mhz standard: b, 7 standard: d/g/i/k, 8 standard: m/n/m1, 6 dvb standards dvb-s(2...

  • Page 54: Technical Specification

    54 technical specification dvb-t cber 0 - 2.8 x 10 -2 dvb-s/s2 carrier offset measurement dvb-c carrier offset measurement dvb-t/h carrier offset measurement level measurement section measuring range dbµv 30 ... 120 measurement accuracy db ± 2 measurement bandwidth sat: 6 mhz sat-dvb: 6 mhz tv: 250 ...

  • Page 55: Technical Appendix

    55 technical appendix signal-to-noise ratio to determine the carrier-to-noise-ratio (c/n) for analogue transponders, the following values must be known: • ambient noise level (adjust parabolic antenna so that no satellite signal is received) • max. Reception signal • bandwidth correction the followi...

  • Page 56: Technical Appendix

    56 technical appendix diseqc tm commands for kathrein matrices command set for 9xx series kathrein matrices range pos. A (satellite 1) low band high band vert. Hor. Vert. Hor. Diseqc tm command e0 00 38 f0 e0 00 38 f2 e0 00 38 f1 e0 00 38 f3 range pos. B (satellite 2) low band high band vert. Hor. V...

  • Page 57: Technical Appendix

    57 technical appendix channel tables channel and frequency table, standard b/g (frequency in mhz) vhf-ccir uhf-ccir uhf-ccir pilot frequency e2 e3 e4 e5 e6 e7 e8 e9 e10 e11 e12 a b c d e f g h 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 80.15 48.25 55.25 62.25 175.25 182.25 189.25 19...

  • Page 58: Technical Appendix

    58 technical appendix channel and frequency table, l standard (frequency in mhz) vhf uhf uhf *lb *lc *lc1 l1 l2 l3 l4 l5 l6 k 1 4 k 1 5 k 1 6 k 1 7 k 1 8 k 1 9 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 80.75 55.75 60.50 63.75 176.00 184.00 192.00 200.00 208.00 216.00 308.75 441.75 ...

  • Page 59: Technical Appendix

    59 technical appendix channel and frequency table, d/k standard (frequency in mhz) vhf uhf uhf r-i r-ii r-iii r-iv r-v r-vi r-vii r- r-ix r-x r-xi r-xii 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 49.75 59.75 77.25 85.25 93.52 175.25 183.25 191.25 199.25 207.25 215.25 223.25 50.00 60...

  • Page 60: Technical Appendix

    60 technical appendix channel and frequency table, i standard (frequency in mhz) vhf uhf uhf i a i b i c i d i e i f i g i h i j 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 45.75 53.75 61.75 175.25 183.25 191.25 199.25 207.25 215.25 223.25 231.25 239.25 247.45 50.00 60.00 70.00 75.00...

  • Page 61: Technical Appendix

    61 technical appendix channel and frequency table, m1 japan standard (frequency in mhz) vhf uhf uhf j01 j02 j03 j04 j05 j06 j07 j08 j09 j10 j11 j12 01 02 03 04 05 06 07 08 09 10 11 12 91.25 97.25 103.25 171.25 177.25 183.25 189.25 193.25 199.25 205.25 211.25 217.25 13 14 15 16 17 18 19 20 21 22 23 2...

  • Page 62: Technical Appendix

    62 technical appendix channel and frequency table, m/n standard (frequency in mhz) vhf uhf uhf a02 a03 a04 a05 a06 a07 a08 a09 a10 a11 a12 a13 01 02 03 04 05 06 07 08 09 10 11 12 13 72.00 55.25 61.25 67.25 77.25 83.25 175.25 181.25 187.25 193.25 199.25 205.25 211.25 14 15 16 17 18 19 20 21 22 23 24 ...

  • Page 63: Technical Appendix

    63 technical appendix channel and frequency table, m/n standard (frequency in mhz) special channels a-5 95 a-4 96 a-3 97 a-2 98 a-1 99 a 14 b 15 c 16 d 17 e 18 f 19 g 20 h 21 i 22 j 23 k 24 l 25 m 26 n 27 o 28 p 29 q 30 r 31 s 32 t 33 u 34 v 35 w 36 aa 37 bb 38 cc 39 dd 40 ee 41 ff 42 gg 43 hh 44 ii...

  • Page 64

    Internet: http://www.Kathrein.De kathrein-werke kg • anton-kathrein-straße 1 - 3 p.O. Box 100 444 • 83004 rosenheim germany 936.3474/-/1 108/zwt - t e chnical data subject to change..