Akai-AM59-int-维修说明书手册含电器原理图

AKAI SERVICE MANUALMODEL AM-69DIGITAL INTEGRATED AMPLIFIERMODELAM-59,69SPECIFICATIONSPower outputCross talkAM-69220 W+220 W (DIN,4 ohms at 1 kHz.CD to Phono............90 dB (1 kHz,500mV input level)1%)CD to Tuner/Tape...........90 dB (1 kHz,500mV input levely110W+110W(FTC,8 ohms at 20 HzRequired speaker impedanceto20kHz,0.05%)A or to 16 ohmsAM-59200W+200W(DIN4 ohms at 1 kHz,A and B8 to 16 ohms1%)Power requirements ...........220-230 V,50 Hz for Europe100 W+100 W (FTC,8 ohms at 20 Hzexcept U.K.to20kHz,0.05%)Power consumptionPower band width5 Hz to 60 kHz (0.1%AM-69400WTotal harmonic distortion ...0.005%(1kHz.8ohms)AM-59300wFrequency response5 Hz to 100 kHz (+0 dB,-3 dB)Dimensions.......425W0X177HX401(D)mmTone controlWeightBasst10 dB (100 Hz)AM-69.14.7kgTreble444±10dB(10kHz)AM-5913.8kgInput level ImpedancePhono (MM)2.0 mV 47 kohms[DIGITAL section(AM-69 only)]Phono (MC).200 uV 100 ohmsD/A converter......Interpolative one bit dual typeTuner,CD,Tape150 mV /47 kohmsDigital filter18 bit,8 times over samplingMaximum input levelSampling frequency32 kHz 44.1 kHz 48 kHzPhono (MM)170mVDigital input levelTuner,CD,Tape9 V(at tone control flat)Coaxial..0.5 Vp-p /75 ohmsDamping factor120 (1 kHz,8 ohms)Optical-14 dBm to 23dBmResidual noise0.1 mV (IEC-A)Frequency response............5 Hz to 20 kHz (+0.3 dB)S/N ratioDynamic range96 dBPhono (MM)86 dB (IEC-A)Total harmonic distortion ..0.002%Phon0(WC)…71 dB (IEC-A)Tuner,CD,Tape…102 dB (IEC-A)Standard accessoryAudio mute-20dBRemote control unit1Full mute-70dBBatteries for remote controlChannel separation .........65 dB (1 kHz)/55 dB (10 kHz)Operator's manual....X 1For improvement purposes,specifications and design are subject to change without notice