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Heathkit AA-1640

Stereo Power Amplifer

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Heathkit AA-1640


Power output: 200 watts per channel into 8Ω (stereo), 800W into 8Ω (mono)

Frequency response: 20Hz to 20kHz

Total harmonic distortion: 0.05%

Input sensitivity: 1.25V

Signal to noise ratio: 100dB



re: AA-1640

This amp works very well with my Maggie Tympani's, much to my surprise and delight. I tried several other large and seemingly more appropriate power amps but the Heathkit just kept sounding better. Lessons learned of how speakers chose their amps.

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