Aiwa-TPR955-tape-维修说明书手册含电器原理图

4-BAN▣STEREO RADIOCASSETTE RECORDER9MODEL NO.TPR-955H,EK,GAIWA55(SERVICE MANUAL】Code No.03.955-000-53·身服2Shown above is TPR-955HDATE OF ISSUE 5/1980SPECIFICATIONSGENERALH.G modelSemiconductors:H.G model44±4dB(at600,1,000.1.400kHz)11 ICs,54 transistors.1 FET,34E,K modeldiodes,5 LED's43±4dB(at600kHzlPower source:240VAMmaeparatonK.G model:AC 120V/240V(switchable)50-60 HzPower consumption:e0H model 19WE model 17WExternal antenna terminals for FMK model 20WE.K modelSpeakers:G model 23WBuilt-in whip antenna for FM,SWWoofer 160 mmo x 2Dimensions (W x H x D):kternal antenna terminals for FMWeight:7.2kgTAPE RECORDER SECTIONRADIO SECTIONRecording system:AC biasFrequency range:H,G madelErasing system:AC eraseFM87.0109.0MHzRecording bias frequency:54.5 t 1 kHzDistortion:Less than 1.7%(PB]7.31,650kH2Frequency response:REC/P)SW 5.7~18.5MHZMw515~1,650kHzNormal tape 50 12.000 HzLW145~20kH2tape50~14.000H2Intermediate frequency:FM 10.7 MHztape 50~14.000 HzSW,SW:.SW.MW,LWMore than 50/47 dBH,G model:455SensitivityM(S/More than 43/C (PB)98,10 MHz)Erasing ratio:26±5dB(at5.gMHlMaximum output power10W (5W+5W)17±5dB(at12MHz】Head:Ferrite guard head (F.G.H)Pinch roller pressure:350±25g3,43±0.25N)Wow and Flutter:0.07%RMS5dBTake-up torque:50±109cm0.49±0.1mNmlSW,FF&rewind torque:(980:mN-m)Bm287MW(S/N 10 dB)notice