Tube Power Amplifier
The Heathkit model W-3AM is free running with no controls.
It is designed to be used with a signal source having its own controls or with a preamplifier.
The Heathkit model WA-P2 Preamplifier is highly recommended.
Power output: 20W into 8Ω (mono)
Frequency response: 20Hz to 20kHz
Total harmonic distortion: 1%
Damping factor: 14
Signal to noise ratio: 85.3dB
Speaker load impedance: 4Ω to 16Ω
Valve complement: 2 x 6SN7GT, 2 x 5881, 1 x 5V4G
Dimensions: 7 x 5.5 x 11 inches
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