爱华Aiwa-AD-3700-维修手册

AsSERVICE MANUALMODEL NO.STEREO CASSETTE DECKAD-37O▣Code No.04-370-000-58TYPE.H,HU,E,K,GDATE OF ISSUE 3/1982SPECIFICATIONSSemiconductors:13 ICs,113 transistors,(WTD-A)More than 62/68 dB75 diodes,13 LED's(METAL,DOLBY NR B-type/C-type)Pow时r supply:H,HU modelMore than 62/68 dBAC120W/220V/240W(CrO:,DOLBY NR B-type/C-type)More than 60/66 dBswitchable 50/60 Hz(LH,DOLBY NR B-type/C-type)EmodelChannel separation:More than 30 dBAC220V,50/60Hz(1 kHz,0 VU)K,G modelCross talk:More than 60 dBAC240V,50/60Hz(1 kHz,0 VU)Power consumption:24WErasing ratio:More than 60 dBDimensions:420W)×110(H)×265(D)mm(135Hz,0VU+10dB)85 kHzWeight:5.1kgBias frequency:METAL2020.000HzTrack type:4 tracks 2 channelFrequency responseTape speed:4.8cm/s±1.5%20-19.000H2Less than 0.028%(WRMS)LH20~17.000HzWow an flutter:Full auto stopMotor:DC Servomotor for capstanAutomatic stop system:motor for reelsAutomatic shut-off action time:Less than 5s.Head:DX head (for Rec/Pb)Inputs:MIC max.sensitivity 0.3 mVPinch roller pressure:T350±30g(3.43±0.30N)S180±20g(1.76±020N)(200~10 ks suitable)50±10g-cm(0.49±0.098mN.mjLINE INTake-up torque:max.sensitivity50 mVFF&rewind torque:15o89-6m14788。0,294mN.ml(Optimum loadimpedance moreFF&rewind time:70±10s.(C-60)than 50 kn)Standard levelPlayback output:730±60mV(LINE)Outputs:LINE OUT0.55V(0VU1(TTA-161(Optimum loadPlayback noise:Less than 1.6 mV (CrO,)Less than 2.0 mV (METAL)impedance moreLess than 2.7 mV (LH)than 50 k)PHONES82Rec./PB output:0vut60。9。-40 mV (LINE到distortion:Less than 1.5%(METAL)Less than15%(Cr0,】Less than 1.5%(LH)Re:./Pb SN ratio:More than 50/54 dB(Unweighted)(METAL,DOLBY NR B-typeOFF/ON).Specifications and external appearance are subjoct to changeMore than 50/54 dB(CrO..DOLBY NR B-typewithout notice due to product improvement.OFF/ON)Noise reduction system manufactured under license from Dol byMore than 48/52 dBLaboratories Licensing Corporation.(LH,DOLBY NR B-typeDolby and the symbol are trademarks of Dolby LaboratoriesOFF/ON)Licensing Corporation.AIWA Co.,Ltd.Tokyo JapanA