For sale: Philips - 22 AH307 - Integrated Stereo Amplifier - Mint condition The second-highest model of the integrated amplifiers from 1981 is this AH307. With a wide range of connectivity options, extensive 4-band tone control, and no fewer than three speaker set connections, this is a very versatile amplifier that fits perfectly into a comprehensive hi-fi system. Five-position mode selector. Also included are connections for, among others, three independently switchable speaker systems (including MFB), two turntables, and two recorders, with full dubbing (copying) and monitoring capabilities. Naturally, there are front connections for headphones and a microphone. Cosmetic condition: Potentiometer cleaned Mint condition Specs: Power output: 60 watts per channel into 8Ω (stereo) Total harmonic distortion: 0.08% Input sensitivity: 1mV (mic), 2.5mV (MM), 150mV (line) Output: 150mV (line), 13mV (DIN Dimensions: 458 x 350 x 150mm Weight: Kg 13 Volts: 230v (If it’s 200V or higher, you’ll need an adapter in the USA)