MSR916 User Manual - Pro Audio & Television
Contents
1. MSR916 User Manual True diversity Receiver Module SN Rev 01 Date 26 July 2013 FEATURES Available in various ranges VHF 150 250 MHz UHF 470 880 MHz Wide pre tuned switching window gt 15 MHz in 140 250 MHz range gt 15 MHz VHF 32 MHz UHF 16 switchable frequencies Easy PC frequency reprogramming by the user in the pre tuned switching window Friendly factory frequency re allocation in the whole working range Broadcast superlative quality of any audio signal transposition Suitable for very complex multi channel systems thanks to the extraordinarily high intermodulation immunity and RF IF selectivity Very easy and friendly to operate Exceptional sturdiness and absolute reliability SAFETY INSTRUCTION Read this safety instruction and the manual first Follow all instructions and information Do not lose this manual Do not use this apparatus under the rain or near the water Do not install the apparatus near heaters or in hot environments do not use outside the operating temperature range Do not open the apparatus only qualified service technician are enabled to operate on it The apparatus needs servicing when it is not properly working or is damaged by liquids moisture or other objects are fallen in the apparatus Use only accessories or replacement parts authorized or specified by the manufacturer Clean the apparatus only with dry cloths do not use liquids Report th2. 0 kHz 1 kHz Max deviation 75 KHz 40 KHz 1 kHz Peak deviation 60 KHz e A B antenna inputs with N F connectors RF input impedance 50 ohm SWR lt 1 2 typ 1 1 4 e Sensitivity ENR gt lt 2yV 6 dBuV for SND N 84 dB 1 gt lt 10 uV 20 dBuV for SND N 96 dB 1 in the whole switching range e Amplitude response lt 0 2dB for RF input signal between 4 dBuV 120 dBuV e Co channel rejection gt 3 5 dB 2 uV RF 1 5 dB 100 uV RF e Adjacent chan selectivity gt 90 dB for channel spacing gt 400 kHz e Spurious rec rejection gt 93 dB IF image rejection gt 98 dB e Intermodul rejection gt 76dB e IP3 Input 3 order Intercept Point 9 dBm e Spurious emissions lt 10pW typ 0 1 pW e Squelch gt field strength with externally adjustable threshold and adaptive mode working the receiver adapts itself to the different situations of medium signal strength levels and fading speeds gt tone squelch with decoding of the matching sub carrier digitally modulated generated by the relevant transmitter This function can be switched off for the compatibility with other brand TXs e Squelch controlled DC output is controlled by the squelch circuit When the AF output line is active the DC input power power is connected to pin 2 of the XLR4 M DC input connector on rear panel max current 2A e Noise reduction system 53 compan
3. 1 337 800 A2 337 000 A3 357 300 GR 2 A5 336 300 A6 338 200 A7 338 600 B2 357 700 B3 358 400 A427 359 400 A5 358 200 A6 336 100 AT 357 100 B2 337 000 B3 337 400 4 359 200 B5 358 000 B6 358 600 B7 359 000 B8 359 800 B9 357 500 B4 338 400 5 358 800 B6 359 600 B7 359 000 B8 359 800 9 357 500 Select the appropriate squelch turning the knob from OuV to 50uV increase gradually the squelch level and stop when there is no RF level on bars o Switch on the transmitter on the same frequency of the MSR16 verify the AF ON indicator is ON NOTE AF ON indicator reports the state of the audio output on connector led ON gt presence of audio output led OFF gt absence of audio output See troubleshooting section for more details verify the bar o AF line output level and adjust the audio gain on the transmitter in order to avoid clipping never red levels on AF bar NOTE using Wisycom transmitter only if the transmitter sends the pilot sub carrier the P TONE indicator turns on with yellow colour and the battery charger of the transmitter is shown on bar Q of the MSR916 if the T SQL selector is set to ON the audio output is enabled only if the tone squelch is detected P TONE indicator yellow and the RF level is above the squelch level Troubleshooting No audio output Check AF ON indicator if it is OFF verify T SQL and SQUELCH setting according the following table SQUELCH sett
4. OLUME CH GROUP channel s group switch 1 42 when on green Led indicates group 1 T SQL tone squelch function switch On Off when on yellow Led indicates tone squelch on P TONE Pilot Tone indication The yellow Led lights on when the matching pilot sub carrier is received REAR PANEL 1 360 0 MHz 335 0 by squelch relais O Connector for remote control interface type D25 F connector Optional on request Product Label reports the following information Product code Serial number Compander ENR or NR Band limits Option DC input connector XLR4 M type Powering 10 5 16 Vdc 500 mA max e pin1 amp 3 ground e pin 4 Vcc input e pin2 Vcc output controlled by squelch relais PUTTING INTO OPERATION Connect the power supply to the XLR4 M connector D see optionals PSP910 X4 Connect the antennas to the N F antenna connectors o Connect the mixer amplifier to the Line out connector Q Put the selector o to ON and verify the led indicator is turned on Turn off all the transmitters Chose the desired frequency rotating the Channel switch 2 prefer a channel with no RF level or low level on bars NOTE a label placed on the top of the receiver shows the pre configured frequencies list on the 2 groups 16 16 frequencies Selector B allows to change group 1 group 2 GR 1 A4 338 800 Ch MHz AQ 336 500 1 336 800 A2 337 600 A3 338 000 Ch MHz A0 337 200 A
5. der circuit be internally pre set to or eventually switched off on following modes gt Wisycom Extended NR NR standard NR to be compatible with other systems e AF line output transformer balanced floating e Output impedance lt 50 ohm e AF output level 10 dBu 2450 mVrms 40 KHz deviation e AF bandwidth 20 Hz 20 kHz e Frequency response 0 5 dB 0 2 dB typ in the 30 Hz 20 kHz range e Distortion 0 396 0 15 typ 40 KHz deviation 0 596 peak deviation e SND N ratio ENR 105dB 115 dB typ 1 e Monitor output 6 3 mm stereo jack connector mono wired on the front panel e Monitor output level max 3 Vrms 200 ohm with volume control e Monitor output impedance 35 ohm e Diversity technology true diversity Twin receiver circuits with high speed and low noise electronic switching e Remote diversity function the MSR916 receiver along with audio signal on the line output is signalling also the RSSI level A Centralized Automatic Selector i e RDA41 suitable for 4 remote receivers can use this voting information to use in any time select the best audio signal e Bar graph meters e Led indications e Powering e Size e Weight RF field strengths both A and B antennas at the same time gt AF output level 20 12 dBu gt gt TX battery lifetime 5 steps 100 75 50 25 12 the last Led blinks gt diver
6. e serial number and the purchasing date in front of the manual It is needed to have proper replacement parts or accessories from the manufacturer When replacement parts are needed use only replacement parts authorized from the manufacturer Substitution with not authorized parts could result in electric shock hazards or fire Keep attention on all the labels with warnings or hazards on the apparatus FRONT PANEL CONTROL AND FUNCTIONS REMOTE indication The red Led lights is on when the remote control interface is active optional on request 6 CHANNEL switch with back light MONITOR output connector standard i e 6 3 mm stereo jack parallel wired Multifunction display RF section The following parameters are simultaneously displayed e A antenna RF signal bar graph e A antenna selected Led A is on e B antenna RF signal bar graph e B antenna selected Led B is on Multifunction display AF section The following parameters are displayed e AF line output level bar graph e Open squelch Led AF ON is on Multifunction display Batt section TX battery lifetime 10096 75 50 25 12 LINE OUT connector XLR3 M type e pin 1 ground e pin 2 AF a e pin3 AF b The line output is transformer balanced and floating RXA and RXB antenna connectors N F type ON on off switch with Led indication SQUELCH threshold adjustment between 0 50 uV Monitor V
7. ing T SQL setting AF ON audio output enabled RF level lt SQUELCH T SQL OFForON off T SQL OFF T SQL ON amp RF level gt SQUELCH P TONE is OFF T SQL ON amp P TONE is ON Check RF level bar if they shows no level or low level try to decrease the squelch level If T SQL is set to ON but the P TONE indicator is OFF gt check on the transmitter s configuration if the Wisycom pilot sub carries is enabled gt change T SQL to OFF no levels on battery bar gt check on the transmitter s configuration if the Wisycom pilot sub carries is enabled to send battery data Distortion or unwanted Remove nearby sources of RF interference CD players noise bursts computers digital effects in ear monitor system etc Change receiver and transmitter to a different frequency Reduce transmitter gain Replace transmitter batteries TECHNICAL SPECIFICATIONS e Switchable channels 16 16 preset in the 150 250 MHz VHF or 470 880 MHz UHF range others on request e Channel groups 2 externally selectable e Switching window 15 MHz VHF 32MHz UHF e Frequencies microprocessor controlled PLL frequency synthesizer circuit with 25 KHz minimum step They can be easily user reprogrammed by PC and optional UPK32 or UPK100 Programming kit e Frequency error lt 5 ppm in the rated temperature range e Temperature range 10 55 e Modulation FM with 50 us de emphasis e Nominal deviation 2
8. sity switching A B antenna AF output line is active AF ON gt gt matching sub carrier is present P TONE gt channel Group 1 selected Z1 gt tone squelch function is on T SQL gt receiver on gt 10 5 16 Vdc AW typ 350 mA 12 Vdc negative ground mains 100 240 Vac by means of separated PSP910 X4 mains plug power supply 240 99 x 225 2 x 43 6 mm WxDxH 1 7 Kg approx Note 1 RMS value unweighted 22 Hz 22 kHz and referred to the peak deviation OPTIONALS AGNOO AMN 05 AMN 05 V CDC 150 X4 PSP 910 X4 RCD 915 UPK 100 Groundplane antenna VHF UHF Magnetic base antenna UHF with 5 m RG58 coax cable Magnetic base antenna VHF with 5 m RG58 coax cable External 12 Vdc powering cable 1 5 m 100 240 Vac mains plug power supply Remote control and monitoring interface parallel type Working frequencies user programming kit Interface software MECHANICAL DRAWING Note unit is mm 240 39 43 6 10 wisvcom oyCUITI CO UI TI 4 11
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