Transcription of The SEM35 Manpack - VMARSmanuals
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The SEM35 Manpack - VMARSmanuals
The VMARS NewsletterIssue 1211 August 2000 THE SEM-35 MANPACKby Murray McCabeIntroductionThe West German SEM-35 VHF FM manpackradio is available from various UK and EUdealers. This note gives a brief description of theset, its historical relevance, circuit andperformance. The SEM-35 performance andcharacteristics are given in Table 1: SEM-35 SpecificationsFrequencyCoverage26 to spaced 50kHzModulationF3 (FM)Deviation15kHz RFOutput150 mW or 1 WattFrequencyStability< + from -40 to +600 CReceiverSensitivity< micro volts for 10dbreduction in S/NReceiverSelectivity> 80db at + 50kHzAF bandwidth400 to 3000 HzReceiver AFOutput50mW into 600 ohm or 600 ohmearth free line outputReceiverSquelchSwitchedWeightAppro x.
The VMARS Newsletter Issue 12 August 2000 12 but it was nearly 4 years later before it entered volume production (Ref.1). SEM 35 Development West Germany had used the US designed PRC-10 …
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