Transistor GRQ

Astor (brand), Radio Corporation Pty., Ltd.; Melbourne

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  • Year
  • 1959–1961
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 204914
    • alternative name: Radio Corp.of Australia

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

 Technical Specifications

  • Number of Transistors
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 4 x 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.75 inch = 7 cm
  • Power out
  • 0.1 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Transistor GRQ - Astor brand, Radio Corporation
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 6.875 x 4.325 x 1.875 inch / 175 x 110 x 48 mm
  • Notes

  • Astor GRQ

    Australian-made pocket size transistor portable in a beautiful leather carrying case, complete with earphone attachment for personal listening. Six transistors give high sensitivity and powerful performance. Choice of four attractive colour combinations.

    • Speaker 2¾" Rola Type 2 C.
    • Batteries 4 x 1.5V AA.
    • Colours available in Tan, Charcoal, Lime, Cherry Red & Chartruse. Rear cover: White.
  • Net weight (2.2 lb = 1 kg)
  • 1 lb 14 oz (1.875 lb) / 0.851 kg
  • Price in first year of sale
  • 30.45 AUS £
  • Mentioned in
  • - - Manufacturers Literature (HRSA Radio Waves, Jan. 2010)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Astor Technical Bulletin GRQ-1, 16/11/1959. [Also at KevinChant.com])
  • Author
  • Model page created by Gilles Vrignaud. See "Data change" for further contributors.

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