Akai-AM57-int-维修说明书手册含电器原理图

AM-57/67AKAI SERVICE MANUALDIG/TAL NTEGRATED AMPLER AM-67AKAI当当DIGTTALMODEL AM-67DIGITAL INTEGRATED AMPLIFIERMODELAM-57/67SPECIFICATIONSPower outputRequired speaker impedanceAM-67200 W+200 W (DIN,4 ohms at 1 kHzAor B..4to 16 ohms1%）Aand B..8to 16 ohms110W+110W(FTC,8ohms at 20 Hz[DIGITAL section AM-67noly]to20kHz.0.05%)AM-57…Sanpling frequency ....32 kHz/44.1 kHz/48 kHz170 W+170W (DIN,4 ohms at 1 kHz.Digital filter ...................Advanced interpolative dual D/A1%)convertor100 W+100 W (FTC,8 ohms at 20 HzDigital input levelto20kHz.0.05%)Coaxial...........0.5 Vp-p/75 ohmsPower band width5 Hz to 60 kHz (0.1%)OpticalT.H.D.-.14dBm to-23dBm0.005%(1kHz.8ohms)Frequency response ......5 Hz to 20 kHz(10.3 dB)Frequency response5 Hz to 100 kHz (+0 dB,-3 dB)Dynamic range .................96 dBTone controlTH.D0.002%BASS±8dB(100Hz[GENERAL]TREBLE±8dB(10kHz)Power requirements....220-230 V.50 Hz for Europe exceptInput level ImpedanceUKPHONO (MM)..2.0 mV 47 kohms240 V,50 Hz for UKTUNER,etc.6.0e44444。150 mV /47 kohmsDimensions425W0X177(HX401(D)mmOutput levelWeightTAPE REC OUT.....150 mVAM-6714.8kgDamping factor45 (1 kHz,8 ohms)AM-5713.3kgS/N ratioPHONO (MM).....86 dB (IHF-A)TUNER,etc.…102dB(ǖHf-A)Standard accessoryAudio mute..-20dBRemote control unit ..........x1Subsonic filter..10 Hz (-12dB /oct)(RC-A67)Channel separation.....75 dB(1 kHz)/55 dB(10 kHz)Batteries.X2Operator's manual ...........x 1For improvement purposes,specifications and design are subject to change without notice.