Manufacturer's Specifications
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Amplifier details
Specifications

 
   
Year of manufacture: 1955-1957
Manufactured by: H. H. Scott, Inc., 385 Putnam Avenue, Cambridge, Mass. USA
Price when new (in the USA): $140
Description: power amplifier
Mono/stereo: mono
Power output: 35 watts continuous, 80 watts instantaneous peak
Frequency response: flat from 12 to 60,000 cycles
Harmonic distortion: less than 0·5% at full power
Intermodulation distortion: less than 0.1% first order difference-tone
Inputs: dual level, 0.5 & 1.5 volts with level controls
Hum: 80 dB below rated output
Output impedance: terminals for 2, 4, 8 , 16 and 24; also has 70-volt output
Damping factor: variable from 8:1 to 1:1
Tubes:

2 x 12AX7 floating para-phase inverters w/AC balance pot; 2 x EL34 (6CA7) output; 5U4GA rectifier

Dimensions: 13 x 6½ x 11 inches (330 x 165 x 279mm)
Weight: 23 lbs (10.5kg)