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SpecificationsVintage test report

 
   
Year of manufacture: 1964 - 1967
Manufactured by: Truvox Ltd., Neasden Lane, London, N.W. 10
Price when new (in the UK): £51 9s
Description: integrated amplifier
Mono/stereo: stereo
Power output (per channel): 10 Watts RMS & 12 Watts IHFM at 15; 12.5 Watts RMS & 15 Watts IHFM at 8, 15 Watts RMS at 4
Harmonic distortion: less than 0.25% at 10 Watts RMS 1 Kc/s 15 Ohms load (±1 dB)
Frequency response (±1dB): 15 c/s to 30 Kc/s at 1 watt, 20 c/s to 20 Kc/s at 10 watts
Hum and noise: Hum and noise: -55 dB at PU 2, -60 dB other inputs
Signal to noise ratio: Better than 60 dB for Na = 10 watts, maximum volume, inputs short-circuited
Crosstalk: better than -50 dB at 1 Kc/s
Output impedance: 4 to 15
Tone controls: Bass: dual ganged continuously variable ±15 dB at 50 c/s
Treble: ± 15 dB at 14 Kc/s
Balance control: Either channel may be faded out completely without affecting the other
Inputs: Pickup 1—25 mV 50K RIAA.
Pickup 2—3 mV 50K RIAA.
Tape—250 mV l00K flat.
Tuner—100 mV l00K flat.
Aux—l00 mV l00K flat.
Semi-conductors: 2 x 2N2613, 2 x OC44, 6 x OC71, 2 x OC81Z, 2 x AC127Z, 2 x AF118, 4 x AD140, 4 x ZS71
Dimensions: width 16 in., depth (including knobs) 6¾ in., height (including feet) 5¼ in. (391 x 121 x 260 mm)
Power consumption: 45 Watts maximum
Power supply: 100-250 Volts AC, 40-60 c/s