Aiwa-TPR968-tape-维修说明书手册含电器原理图

4-BAND RA口IO CASSETTERECO只口ERMODEL No.TPR-968E,KAIWA[SERVICE MANUAL】Code No,03-968-000-18DATE OF ISSUE 9/1980SPECIFICATIONSGENERALImage rejection:FM37±4dB(at108MHz)Semiconductors:4 ICs,1 FET,27 transistors,SW12±6dB(at18MHz)17 diodes,7 LED'sMW42±4dB{at1400kHzlPower source:Batteries DC 12V(UM-1 x 8)Lw46±4dB{at300kHz)EmodelIF rejection:FM80±6dBat88MHzlAC120V/220VMW42±4dB(at1400kHz]switchable 50/60 HzLW46±4dB(at300kHzjK modelTAPE RECORDER SECTIONAC120V/240VTape speed:4.8cm/s.±2.5%switchable 50/60 HzRecording system:AC biasCar battery (thru car adaptor)Erasing system:AC erasePower consumption:17WRecord bias frequeney:61±0,5kHzSpeakers:160mmp×2Distortion:Less than 1.5%(PB)50mm中×2Less than 1.5%(REC/PB)Dimension:557W)×331{H)×177(D)mmFrequency response:METAL tape50~14.000HzWeight:7.2kgCrO,tape50~13,000HzSupplied accessories:AC power cord×1LH tape5012.000HzCassette tapex 1Signal to noise ratio:More than 54/50 dBRADIO SECTION(Un-weighted)[DC/AC](PB)Circuit:SuperheterodyneMore than 47/44 dBFrequency range:FM87.4~108.3MHz[DC/AC](REC/PB)SW5.8~18.5MHErasing ratio:More than 60 dBW515~1650kHzSeparation:More than 39 dB (REC/PB)LW145~320kHzMaximum output power:4.2W+4.2wIntermediate frequency:FM 10.7 MHzFF rewind time:80±5s.(atC-60)SW,MW,LW 468 kHzAutomatic stop system:Mechanical auto stopSensitivity:Pinch roller pressure:350±25g(3.43±0.25N)(IHF,THD 3%)FM7±3dB{at88MHzlWow and flutter:Less than 0.07%(WRMS)10±3dB(at98MHzTake-up torque:50±10g-cm0.49±0.098mN-m)13±3dB(at108MHzSw35±4dB(at5.9MHzlFF rewind torque:(S/N 10 dB)10789em1098t8:880.098mNm18±4dB(at12.0MHz12±4dB(at18.0MHz)(S/N 10 dB)Mw38±4dBat600,1000.1440kHz{s/N10dB】LW47±4dB{at150kHz]44±4dB{at200kHz42±4dBat300kHzlSpecifications and external appearance are subject to change with-out notice due to product improvement,