Kathrein 9986492, MSK 33 manual Examples for Qpsk constellation diagrams

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Const Menu

Examples for QPSK constellation diagrams

QPSK signal without faults

QPSK signal with phase noise (LNC)

QPSK signal with intermodulation noise	QPSK signal with superposed broadband
	noise. Possible cause: Defective amplifier
	or high cable loss.

QPSK signal with amplitude hum of an amplifier

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Contents Sat/TV/FM Test Receiver MSK Page Preface Contents Checking the LNB supply voltage of a satellite receiver Selecting the colour standards PAL, Secam and Ntsc Mpeg transport stream interface TS-Parallel, Lvds optional Measuring an audio signal via the AV socket Scart Measurement of analogue signals in Sat operation 100 113 107Validity of this manual General safety informationExplanation of symbols Important NotesMechanical loadbearing capacity Safety InstructionsConnections Proper useFunctions FunctionsDVB-S DVB-S/C/T Functions overviewFunction Return path LPFront panel Displays, Operating Elements and ConnectionsTS parallel Option 10 AUX Mains connection Mains switch DC socket Option / XLR-socketRear panel Headphone connectionSide view MSK Observing angle of the on screen displayOperating Concept ScreenFrequently recurring softkeys Accu CAP % I=0.00 a General information for operationMenu selection Main menuSafety fuse Place of installation of the MSKMains voltage / mains switch On/Off switchAccumulator and Battery Operation Accumulator operationDC socket option Connections Measurement Possibilities Level measurementMaximal input level Sat menu Sat OperationSetting of the LNB voltage supply Selecting the LO frequencyEntering the transponder frequency Calling up menu LNB-CONTROL Switch-over of Analog digit. DvbsBargraph Level range Comment Display IIILNB current draw KHz control signalLNB control menu LNB supply voltageChecking the LNB supply voltage of a satellite receiver Calling up the DiSEqC/V SEC menuDiSEqC DiSEqC menu Display field B Submenu for entering DiSEqC commandsTX display field Display field aExample Entering and transmitting a DiSEqC command Simple DiSEqCData burst Tone burst RX 0 E2 10 UFOmicro DiSEqC menuGeneral information Display fieldsModus Tx+rx Command1390 Operating the menusSat Operation Sending a V-SEC command TX SEC menuEntering the hex numbers Menu Level-dependent acoustic signalInitial ANALOG-menu Calling up the sound subcarrierVideo polarity Second Anlaog menuAudio carrier frequency Audio carrier settingSetting of the de-emphasis Sat subcarrier menuAudio carrier table for reception type Audio carrier tables for the satellite receptionDigital Measurements SAT Digital menu27.500 Level measurement Digital Min./Max. levels Rf chan TV OperationTV menu C10 210.25MHz A65.0dBµVTV control menu TV-DiSEqC /VSEC menuLNB U= 0.0 V I= 0 mA Selecting the audio carriers Analogue menuSelecting the standard Audio carrier table for TV receptionMeasuring audio carrier spacing Measuring the min./max. levelMeasuring the current level Selecting the colour standards PAL, Secam and Ntsc900 SR1 TV Digital menuSelecting demodulation for DVB-C measurement ModeDVB-T optional Selecting channel bandwidthsChBW 8MHz Return path if menu Return Path if MenuAudio carrier table for if reception Analog menuMeasurement of the min./max. level Measurement of the audio carrier spacingMeasurement of the current level QAM64 mode Entering symbol rateIf RP Digital Menu Radio Operation Radio menuRadio Analog menu Measuring the min/max level FM Measure ALLVideo output AV MenuDecoder operation Decoder operation baseband Video inputBreaking voltage RGB operationMpeg transport stream interface TS-Parallel, Lvds optional Mpeg Decoder Menu Optional PAT 083sat KiKa Phoenix Setting Menu Unit dBmVOffset 0.0 dB Screen Menu Screen setupCalls up the SYS TEM menu Setting the dateSetting the time Click button System MenuCopy Menu Saving and calling up unit settingsSaving the unit settings Calling up saved settingsPrinting out all measurements in Sat mode Printing out all measurements in TV modeSpectr Mode MenuOriginal videotext size Text MenuEnlarging the videotext Holding the videotextVideo scope menu Horizontal zoom Reducing the video signalHorizontal zoom -Enlarging the video signal Scope MenuMeasurement of the amplitude of the video signal Measurement of video signals via the AV socket ScartSelecting the video line Audio Scope TimePos Shot Cont Position and triggering of the DiSEqC signalDiSEqC Scope Saving functionMax Spectral MenuMarker Span Large ¡ mark ßlevel AnaMarker Dig Marker AnaMeasurement of digital signals in Sat operation Cross-polarisation measurement on signals in SAT operationZoom marker Max off Colour representation of I/Q value pairs Constellation diagram for Qpsk DVB-S Measurement of the bit error rate BER Const MenuMeasurement of signal noise ratio SNR Carrier offsetFrontend locked Selecting the code rate Selecting the symbol rate symbol-clockInverting /not inverting a constellation diagram 27.500 SRExamples for Qpsk constellation diagrams Measurement of modulation error rate MER Constellation diagram for QAM DVB-CZoom Inverting /not inverting constellation diagramExamples for QAM constellation diagram Const Menu Carrier mode Constellation diagram DVB-T optionalMeasurement of bit error rate BER Measurement of signal noise ration SNRHierarchy Code rate Guard Invers Frontend locked Channel display Impulse response representation Echo representation optional Measuring principle Broadband Cable Analysis Measuring System MSKTrack MVG10 RGB MSK33 Upstream measurementDownstream measurement MSK33 MVG10Cable system With return path capable amplifiers Display of the check point Auto MeasureInterfaces Modem / RS 232 interfaceConnection cable for modem / RS Modem/RS232 menu Setting baud rateSetting local echo Setting hardware handshakeLog-in procedure Code PasswordTTY mode Ansi modeRequesting help Example for logging-in in Ansi modeInterfaces List of the command abbreviations LDU Loading and saving predefined settingsSTU STU RETMaintenance, Storage and Customer Service Printer paper-exchanging the ribbon Before opening the unit, disconnect the supply voltageRibbon exchange Technical Appendix Overview of DiSEqC commandsCommand overview framing byte Command overview address byteReset Reset DiSEqC minicontroller Command overview command byteCommand for Kathrein matrix EXR DiSEqC commands for Kathrein matricesCommand overview data byte Command for Kathrein matrix 9xx-seriesUSB/OSB ESB Channel tablesChannel and frequency table standard B/G frequency in MHz VHF-CCIR UHF-CCIRVHF UHF Channel and frequency table standard Lfrequency in MHzXII Channel and frequency table standard D/K frequency in MHzVII ViiiChannel and frequency table standard I frequency in MHz Channel and frequency table standard M/N frequency in MHz Channel and frequency table standard M/Nfrequency in MHz Technical Data Technical dataPower supply SNR Qpsk BERMER Accessories Scope of deliveryAssignment of the Scart socket TXD RXD RTS CTS DSR GND DCD DTR Assignment of RS232 socketAssignment of socket TS Parallel optional Unit variants General notes Downloading New MSK33 Operating Software114 115