Sony TA-70 amplifier

TA-70

Integrated Stereo Amplifier

A compact amplifier at a sensible price incorporating all the features necessary to form the centre-piece of a complete hi-fi system. Designed for combination with the ST-70 tuner.

This integrated stereo amplifier, model TA-70 combines performance with economy. A sensibly priced unit which has been designed with all the experience that has made Sony world famous for quality in hi-fi. Features include, selector for magnetic or ceramic cartridge, tape/source monitor switch, headphone jack, DIN connector socket, high filter switch and facilities for SQ quadrophonic sound by connecting model SQA-200 decoder amplifier.

Styled to match stereo tuner ST70, model TA70 is surely a sound investment.

Specifications:

Rated Output:  8 watts per channel, both channels operating load 8 Ω at 1 kHz

Power Bandwidth:  30 Hz - 20 khz

Total Harmonic Distortion: 5% at rated output power

Inputs Sensitivity/Impedance:

Phono 1 :  3,5 mV/50 k Ω

Phono 2 :  300 mV / 1 m Ω

Tuner :  250 mV/100 k Ω

Aux :  250 mV/100 k Ω

Tape :  440 mV/100 kk Ω

Rec/Pb :  440 mV/100 k Ω

Outputs Level/Impedance

Rec Out :  250 mV/10 k Ω

Rec/Pb :  30 mV/80 k Ω

Tone Controls:

Bass :  100 Hz ±10 dB

Treble :  10 kHz ±10 dB

Loudness Control :  100 Hz + 8 dB; 10 kHz =4 dB ( att -30 dB)

Filter : 

High :  3 dB/oct above 5 kHz

Circuit System:  Quasi-complementary symmetry circuit

SEPP OTL:  amplifier

Semiconductors:  20 Transistors; 2 Diodes

Power Requirements:  AC 240 V 50 Hz

Power Consumptions:  70 watts

Dimensions (W x H x D):  330 x 87 x 245 mm (13" x 3-1/2" x 9-7/10")

Weight:  2,8 kg (8 lb 6 oz)

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