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Knight 83 YU 777

Stereo Power Amplifier (1958)

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Knight 83 YU 777


Power output: 30 watts per channel into 8Ω (stereo), 60W into 8Ω (mono)

Frequency response: 15Hz to 31kHz

Total harmonic distortion: 1.5%

Damping factor: 29

Input sensitivity: 0.54V

Signal to noise ratio: 90dB

Speaker load impedance: 4Ω to 32Ω

Valve complement: 2 x EF86, 4 x EL37, 2 x ECC83, 2 x GZ34

Dimensions: 14 x 9 x 8.25 inches

Year: 1958



re: 83 YU 777

Also known as the KB-85

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