For is Kenwood KA-9100 DC Stereo Integrated amplifier, unit has been serviced and new modern PCB Board, it has been 3-4 years ago so never had a problem or over heating , sounds much better than before, still keeping the original Old PCB Board, all the inputs and output are working as should. Specifications Power output: 90 watts per channel into 8Ω (stereo) Frequency response: 7Hz to 50kHz Total harmonic distortion: 0.03% Damping factor: 50 Input sensitivity: 2.5mV (MM), 150mV (line) Signal to noise ratio: 83dB (MM), 100dB (line) Output: 1V (Pre out) Speaker load impedance: 4Ω to 16Ω Dimensions: 430 x 149 x 384mm Weight: 16.7kg Year: 1977 Thanks
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