Philips mc 77 service manual
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Extracted text from philips mc 77 service manual (Ocr-read)
Page 2
1-3 Measurement Setup Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance f\ rom the pilottone (19kHz, 38kHz). Ri=50W Tuner FM Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT S/N and distortion meter e.g. Sound Technology ST1700B Frame aeriale.g. 7122 707 89001 Tuner AM (MW,LW) To avoid atmospheric interference all AM-measurements have to be carried\ out in a Faraday´s cage. RF Generator e.g. PM5326 Ri=50W L R LEVEL METERe.g. Sennheiser UPM550 with FF-filter S/N and distortion metere.g. Sound Technology ST1700B DUT CD Use Audio Signal Disc SBC429 4822 397 30184 (replaces test disc 3) L R LEVEL METERe.g. Sennheiser UPM550 with FF-filter S/N and distortion metere.g. Sound Technology ST1700B DUT RECORDER Use Universal Test Cassette CrO 2 SBC419 4822 397 30069 or Universal Test Cassette Fe SBC420 4822 397 30071 LF Generator e.g. PM5110