Vintage Audio Love on Twitter: "Kenwood KA-9100 DC Stereo Integrated Amplifier (1977-79) Power output: 90 watts per channel into 8Ω (stereo) Frequency response: 7Hz to 50kHz Total harmonic distortion: 0.03% Damping factor:
Kenwood KA-44 Stereo Amplifier Service Manual | eBay