Akai-AM-69-维修电器原理图手册

AKAI SERVICE MANUALAKAIMODEL AM-69DIGITAL INTEGRATED AMPLIFIERMODELAM-59,69SPECIFICATIONSPower outputCross talkAM-69.220 W+220 W (DIN,4 ohms at 1 kHz,CD to Phono.................90 dB (1 kHz.500mV input level)1%)CD to Tuner/Tape90 dB(1 kHz,500mV input level)110W+110W(FTC,8 ohms at 20 HzRequired speaker impedancet020kHz,0.05%)Aor B.4 to 16 ohmsAM-59200W 200 W (DIN,4 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 distortion0.005%(1kHz,8ohm3)AM-59.,300WFrequency response ........5 Hz to 100 kHz (+0 dB,-3 dB)Dimensions425W0X177(HX401(D)mmTone controlWeightBass士10dB(100Hz)AM-6914.7kgTreble±10dB(10kHz)AM-59..13.8kgInput 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 filter.......18 bit,8 times over samplingMaximum input levelSampling frequency32 kHz 44.1 kHz 48 kHzPhono (MM)170mVDigital input levelTuner,CD,Tape.........9 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............5Hzto20kHz(±0.3dB)S/N ratioDynamic range…96dBPhono (MM)86 dB (IEC-A)Total harmonic distortion ....0.002%Phon0(WC)a71 dB (IEC-A)Tuner,CD,Tape..........102 dB (IEC-A)Standard accessoryAudio mute-20dBRemote control unitX1Full mute-70dBBatteries for remote control ..............x2Channel separation…65 dB (1 kHz)/55 dB (10 kHz)Operator's manualX1For improvement purposes,specifications and design are subject to change without notice.