Up for sale is my beautiful Sansui Amplifier. She has an incredible neutral sound that only sansui of this era can produce and is extremely highly sought after. She has pre out so she can be used as a head unit with an external power amplifier/s . Or can be used as is with 25 real watts per channel. Enough to fill a small to medium sized room . She has been thoroughly bench tested and passes with flying colour's. Please note her face and internals are excellent but her wooden case has received some wear over the years. Please see the detailed pictures of the wear on her wooden case as what you see is what you will receive. Please know that all vintage electronic devices are not guaranteed and will require some attention from technical people eventually including regular servicing etc. Description In design, appearance and performance, the amplifier draws heavily on the careful engineering that has made Sansui's larger AU amplifiers, favourites among stereo enthusiasts throughout the world. The AU-555A is an upgraded model of the AU-555, featuring refined dull black panels and the exclusive triple tone controls. Specifications Power output: 25 watts per channel into 8Ω (stereo) Frequency response: 20Hz to 30kHz Total harmonic distortion: 0.5% Damping factor: 50 Input sensitivity: 2mV (MM), 180mV (DIN), 180mV (line) Signal to noise ratio: 70dB (MM), 80dB (line) Channel separation: 45dB (MM), 50dB (line) Output: 180mV (line), 30mV (DIN) Speaker load impedance: 4Ω to 16Ω Semiconductors: 23 x transistors, 2 x diodes Dimensions: 395 x 127 x 278mm Please know we will ship with utmost care. We use our custom double box and bubble wrap system to try and ensure a safe journey to your doorstep.