编号14：爱华Aiwa-AD6900MKII-tape-维修图纸手册

FLAT RESPONSE TUNING SYSTEMSTERE▣CASSETTE DECKMODELNO.AD-6900MKII H,U,E,KAIWA(SERVICE MANUALICode No.04-690-000-546OShown above is AD-6900MKII.HDATE OF ISSUE 7/1979SPECIFICATIONSSemiconductors:Cr0,taoe,20-19.000HzPower source:Ai6262252460FET's 6 LED's 1 PIN25-17.0001号d8)METAL tape,20~20,000 Hz(H modellAC110-120V/220V240V25~18,000H21t3dB)(E model)AC 120V/240V [K model)Motor:38 pulse FG servo motor (for capstan)(switchablel 50/60 HzDC servo motorAC 120V,60 Hz IU modellHead:V-cut conbination ferrite headPower consumption:26Wfor Rec./Pb)Dimensions:450WMx120H×3271D)mmDouble cap ferrite head (for Erasurel[17-3/4“W0x4-341H)×12.7B"1D11Input:MIC:Max.input sensitivityWeight:9.5kg【20.9bs.】0.25myTrack system4-track 2-channel stereo4Bcm/ee.±05%LEs:than 0.04%IWRMSI at PbMore than50knemFull auto-stopDN:05450±40g(4.41±039N(H,EK model)50 10 gcm (490 98m N-m)Output:LINE OUT.155±25gcm(15191245mNmlOptimum lo5+写we.0 cassette058±0.06VL1WE)More than 50 knDIN:Standard output levelLess than 3.5 mV ILH.DOLBY OFF)0.41V0VU)Un-Weighted)than 1.0 mV IFe-Cr.CroOptimum load impedanceMETAL DOLBY ON)More than50k且0VU±1.0 dB (LINE)(H,E.K modelPHONES:82150ΠRec./Pb distoLess than 155 (LH CrO.I1400H20VU)Less than 10%(Fe-Cr.METAL)Remote control unit specificationsMore than 40/45 dB (LH.DOLBY1400 Hz 0 VU)OFF/ONINumber of channelsiUn-Weighted]More than 43/46 dB (Fe-Cr,CrO,Clock frequency40kHz士1%METAL.DOLBY OFF/ON)4.5V UM-3 (size 'AA')x 3ation:Channel seMore than 30 dB500 mA (when transmitting)More than 60 dBTransmisson directivity400n220U+10d81More than 60 dBCoverage rangeAbat8metw作VU m0vU±0.5dBSemiconductors used2 ICs.5 transistors,1 diodes.2 LEDsPeak meter display error:0VU+7dB1◆7Bt1dBUsable temperature range +0C to +35C0vU-10cdhl-10dB±1dB500w1x250x150D1m(0 VU -20 dB)-20 dB :2 d82Mx1"H)x515/1G1D105 kHzWeight163g0361bsLHa0e.20-16D00e25-1400e13d81.Specifications and external appearance are subject to changeFe-Cr tape,20~20,000 Hzwithout notice due to product imp25-18.000e1号d81.Dolby Noise Reduction System is licensed from Dolbymarks of Dolby Laboratories Incorporated.