Transistor Stereo Tuner Amplifier TR-707A

Sansui Electric Co., Ltd.; Tokyo

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  • Year
  • 1967/1967
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 289794

 Technical Specifications

  • Number of Transistors
  • 40
  • Main principle
  • Superhet with RF-stage; ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 100; 117; 220; 240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 36 W (undistorted)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Transistor Stereo Tuner Amplifier TR-707A - Sansui Electric Co., Ltd.;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 17.875 x 5.5 x 14.1875 inch / 454 x 140 x 360 mm
  • Notes

  • A hi-fi Solid-State AM/FM Multiplex Stereo Tuner Amplifier with an analogue dial covering FM (88-108MHz) and AM (MW 535-1605kHz) and power output of 2 x 18 watts RMS into 8 ohms (THD 1%, Frequency Response 20-20,000 kHz ±1dB). With a 3 gang tuning capacitor for both FM and AM. With a Tuning meter, an FM Stereo indicator, rotary Tuning control, rotary Voume, Balance, Bass and Treble controls, rotary switches for Band (AM, FM, FM Stereo), loudspeaker Mode (Norm, Rev, L+R, L, R) and Function (Tuner, Phono, Tape HD,  Mic, Aux), on/off switches for Low Filter, High Filter, Loudness, Tape monitor, Muting and FM AFC, a Phones/ Speakers switch and a jack for Headphones. On the back, an adjustable ferrite loopstick AM antenna, terminals for AM and FM antennae, RCA phono sockets for Phono, Tape, Mic, Rec, Tape Mon, Aux and Center Channel out, a DIN tape socket, terminals for  loudspeakers and two AC outlets.

    Semiconductors: 40 transistors, 21 diodes
    Power requirements: 100, 117, 220, 240V AC 50/60Hz
    Power consumption: 90 VA

  • Net weight (2.2 lb = 1 kg)
  • 33.1 lb (33 lb 1.6 oz) / 15.027 kg
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Operating Instructions and Service Manual Sansui TR-707A)

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