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Heathkit AA-181

Mono Integrated Amplifier · 1961

Documents

DocumentLanguageStatus
Assembly/operation manual
Originally shared by Ivy Caudieus
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Specifications

Power output
25 watts per channel
Frequency response
30Hz to 15kHz
Total harmonic distortion
2%
Damping factor
9
Input sensitivity
9mV (mic), 5mV (MM), 120mV (ceramic), 200mV (line)
Signal to noise ratio
60dB (mic), 53dB (MM), 55dB (ceramic), 60dB (line)
Speaker load impedance
4Ω to 16Ω
Valve complement
2 x 6EU7, 1 x 12AU7, 2 x 7591, 1 x 5AR4
Dimensions
13-1/2 x 4-15/16 x 9-1/2 inches
Weight
18 lb (8.2 kg)
Year
1961