$429 · *RESTORED* 1976 Sansui AU-3900 Integrated Stereo Amplifier Phono *UPGRADED*

Sansui AU-3900 Integrated Stereo Amplifier w/ Phono Manufactured in Japan circa 1976-1977 This classic Sansui has been fully RESTORED and UPGRADED beyond factory specs! Electrolytic capacitors have been replaced and upgraded to higher voltage ratings to ensure longevity. Unreliable transistors, fusistors, and diodes replaced with superior equivalents. All controls, switches and contacts meticulously cleaned and reconditioned, etc. This beautiful little amp is essentially 'like new' inside, in perfect working order and adjusted as per service manual specs, the same as when it left the factory in the 1970s. It is now ready for decades more of reliable performance and musical enjoyment! In excellent cosmetic condition with a few small dents to the corners of the faceplate hinting at its age. The styling of this unit is very modern, ahead of its time for 1976 - it fits naturally into the aesthetic of a 21st century home. This is a Hi-Fi amplifier with excellent performance specs boasting a broad frequency range and low distortion. Specs aside, it has extraordinary depth, clarity and transparency exceeding expectations for an amplifier of its size! A listen is worth a thousand words. Available to demo at your convenience. Features include: - Stepped tone control circuit - AUX inputs to connect bluetooth etc - Built-in phono input for playing vinyl records - Audio muting, high and low filters. - Connect two sets of speakers, or both at once. Power output: 25 watts per channel (minimum) 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: 7kg