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Sansui AU-4900

Integrated Stereo Amplifier (1976-77)

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Sansui AU-4900


The Sansui AU-4900 is an integrated stereo amplifier giving 38 watts per channel minimum into 8 ohms at 1000Hz with no more than 0.15% total harmonic distortion.

Features include:

Plus-minus symmetrical power supply.

Adequate power to reproduce the full dynamic range.

Direct-coupled, low-noise transistors in extremely accurate phono equaliser circuitry.

Elaborate protection through an electronic relay, instead of fuses.

High and low filter, audio muting and Mic mixing facility.


Power output: 35 watts per channel into 8Ω (stereo)

Frequency response: 10Hz to 40kHz

Total harmonic distortion: 0.15%

Damping factor: 50

Signal to noise ratio: 90dB (line)

Channel separation: 60dB (MM)

Dimensions: 400 x 120 x 240mm

Weight: 7.7kg

Year: 1976


schematic   English - teepee1

instruction/owners manual   English - jfp

instruction/owners manual   English Deutsch Francais - DennisH317

brochure   English - finkerbell

service manual   English - finkerbell

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Reviewed Jun 15th, 2016 by Rx7man

Good unit.. Picked mine up for free, cleaned it and set the DC bias.. it works perfectly after 40 years and sounds great



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