Accuphase (sold)

Accuphase (sold)
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Price: $0.00
Availability: Not Available
Model: E303
Manufacturer: ACCUPHASE

This is quite a rare find, the Accuphase E303 integrated amp. They are well know for their stellar phono stage !! This one is in execellent condition, comes with the original instruction manual. Rated at 130 Watts per channel.




Stereo Integrated Amplifier

Output power


(at High Level Input, the time of both channel operation) 

20Hz - 20kHz, 0.02% or less of a distortion


4ohm load: 180 W/ch 


8ohm load: 130 W/ch 

16ohm load: 65 W/ch

THD (for 20Hz - 20kHz)


High Level Input->Output: Less than 0.02% (at the time of an Output power) 


High Level Input->Pre Output: Less than 0.005% (at the time of an Output power) 


DISC(Head Amp:OFF) ->Tape Rec Output: 0.005% or less (at the time of 6V output) 

DISC(Head Amp:ON) ->Tape Rec Output: 0.01% or less (at the time of 2V output)

IM distortion (at the time [ High Level Input ] of an Output power)

0.01% or less

Frequency response


High Level Input: 20Hz-20000Hz+0 -0.2dB 

DISC Input: 20Hz-20000Hz+0.2 -0.2dB

Dumping factor

80 (8-ohm load, 40Hz)

A rated input / input impedance


DISC1(Head Amp:OFF): 2.5mV/100, 47k and 82k, 150kohm 


1 (Head Amp:ON):0.125mV of DISC(s)/100 ohms 


DISC2(Head Amp:OFF): 2.5mV/47kohm 


2 (Head Amp:ON):0.125mV of DISC(s)/100 ohms 


High Level Input: 160mV/47kohm 

Main Input: 1.3V/47kohm

The DISC maximum input (0.005% of a distortion, 1000Hz)


Head Amp OFF:300mVrms 

Head Amp ON:15mVrms

An Output power/Output load impedance


Pre Output: 1.3V/200 ohm 


Tape Rec Output: 160mV/200 ohms (in the case of DISC) 

Headphones: 0.32V/conformity impedance 4-32ohm



Main Input->Output: 27.8dB 


High Level Input->Pre Output: 18.4dB 


DISC Input(Head Amp:OFF) ->Tape Rec Output: 36dB 

DISC Input(Head Amp:ON) ->Tape Rec Output: 62dB


S/N / Input conversion noise 

(at the time of input short-circuit, an IHF-A curve, and a rated input)


Main Input:115dB/-112dBV 


High Level Input:100dB/-116dBV 


DISC Input(Head Amp:OFF):86dB/-138dBV 

DISC Input(Head Amp:ON):72dB/-150dBV

Volume control linkage error

Less than 1dB

Tone control

Low-pitched sound


500Hz : ±10dB (100Hz) 

200Hz : ±10dB (50Hz)


2dB step 

2dB step

Loud sound


2kHz : ±10dB (10kHz) 

7kHz : ±10dB (50kHz)


2dB step 

2dB step

Loudness Compensation






COMP of 3:+10dB (50Hz), and +4dB (15kHz) 

(with volume control and -30dB)

Subsonic Filter

17Hz, -12 dB/oct



Power meter


Logarithm compression type peak level directions 

dB and the output Direct reading at the time of 8-ohm load

Load impedance


The semiconductor used

113Tr, 18FET, 2IC, 39Di

Power source

100V, 117V, 220V, 240V/50Hz, 60Hz

Power consumption


At the time of no inputting: 100W 

At the time of an 8ohm load Output power: 490W


the width 445x height 160(piece -- it includeds) x depth of 370mm