• Country
• Japan

• Manufacturer / Brand
• Onkyo, Osaka Denki Onkyo K.K.; Osaka

• Year
• 1981 ?

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 150674

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 53

• Semiconductors
• 2SC2240 2SC1815 2SD468 2SC1472 2SA1015 2SD325 2SD655 HA11226 LA4170 TA7318 M54410 1N60 1S1555 GZAxx

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player; Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Stereo Cassette Tape Deck TA-2050 - Onkyo, Osaka Denki Onkyo K.K.;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 418 x 120 x 270 mm / 16.5 x 4.7 x 10.6 inch

• Notes

• 20 - 19.000 Hz (Metall), Gleichlaufschwankungen 0,045%.
  Direktantriebsmotor und Gleichstrommotor, 2 Tonköpfe.

  Stereo Cassette recorder/player 4 track - 2 channel stereo.
  Frequency response: 20 ÷ 17,000 Hz in Normal position; 30 ÷ 18,000 Hz in High position;
  20 ÷ 19,000 Hz with Metal tape.
  Direct drive Capstan with dedicated motor, and tape feed motor.
  Two input jacks for Microphones with minimum level 0.3 mV on 600 Ω.
  Line input: Minimum level 50 mV on 50 kΩ impedance.
  Line output: 350 mV with impedance over 50 kΩ.
  Headphones jack 8/200 Ω.
  Various power supply versions: 60 Hz 120 V - 50 Hz 220 V - 50/60 Hz 120/220 V -
  50 Hz 240 V.

  53 Transistors, 6 ICs, 15 Diodes, 8 Rectifier Diodes and 3 Zener Diodes listed once per type and not all.

• Net weight (2.2 lb = 1 kg)
• 6.4 kg / 14 lb 1.6 oz (14.097 lb)

• Source of data
• -- Original prospect or advert

• Mentioned in
• -- Original-techn. papers. (Onkyo Service Manual.)

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 638 models, 615 with images and 62 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Onkyo, Osaka Denki Onkyo K.K.; Osaka