• Country
• Japan

• Manufacturer / Brand
• Aiwa Co. Ltd.; Tokyo

• Year
• 1979

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 137719

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

• Number of Transistors
• 24

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: FM/AM Stereo Tuner ST-R22 - Aiwa Co. Ltd.; Tokyo

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 210 x 71 x 173.5 mm / 8.3 x 2.8 x 6.8 inch

• Notes

• Aiwa FM/AM Stereo Tuner Model ST-R22.

  Japanese domestic model with jap. FM band
  hi blend & muting button,
  AM/FM digital display, LED signal meter
  FM 87,3 - 108,5MHz, 40 - 15000Hz, <0,2%, AFC
  AM 515 - 1650kHz - IF 455 (H,E,G Model), IF460 (K Model)
  Power Source:
  H Model - Switchable 50/60Hz 110/220VAC
  E Model - 50/60Hz 220VAC
  K, G Model - 50/60Hz 240VAC
  Power Consumption max. 8 Watts
  Semiconductors:
  4x IC's, 2x FET's, 24x Transistors, 21x Diodes, 8x LED's, 4 LED Digit Numerical Display
  
  Part of the AIWA "22" series:
  Aiwa FM/AM Stereo Tuner Model ST-R22 (H,E,K,G)
  Aiwa Pre Amplifier Model SA-C22 (H,E,K,G)
  Aiwa DC Stereo Power Amplifier Model SA-P22 (H,E,K,G)

• Net weight (2.2 lb = 1 kg)
• 2 kg / 4 lb 6.5 oz (4.405 lb)

• Price in first year of sale
• 26,800.00 YEN

• Source of data
• -- Collector info (Sammler)

• Mentioned in
• - - Manufacturers Literature (Service Manual Issue 5/1979)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 931 models, 882 with images and 165 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Aiwa Co. Ltd.; Tokyo