• Country
• Australia

• Manufacturer / Brand
• Astor (brand), Radio Corporation Pty., Ltd.; Melbourne

• Year
• 1963–1971

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 276960

• • alternative name: Radio Corp.of Australia

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

• Number of Transistors
• 8

• Semiconductors
• AT17 2N412 2N410 2N410 2N406 2N591 AC128 AC128 1N60 1N60 OA674

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Batteries / addl. power jack / 9 / 13 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Diamond Dot Porta-Car P4C - Astor brand, Radio Corporation

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 8.75 x 5.75 x 2.875 inch / 222 x 146 x 73 mm

• Notes

• Astor P4C "Porta-Car"Radio

  An eight transistor, three diode portable car radio complete with inbuilt telescopic aerial for portable use and 9 volt dry battery. As a car radio: slides into dash cradle and automatically connects to car aerial and speaker, also disconnects internal dry battery when automatically connecting to 12 volt negative or positive earthed vehicles. (FROM MINGAY'S PRICE SERVICE)

  Price is for basic radio only. With gutter aerial & seat strap, £44/4/-. Fitted complete with cradle, speaker & aerial, £60/18/-

  Redesignated Model CP201A in 1968.

  See also versions for Air Chief/General Motors, BMC and MOPAR

  Price $94.50 after the introduction of decimal currency in Australia, 14/2/1966.

• Net weight (2.2 lb = 1 kg)
• 5 lb 12 oz (5.75 lb) / 2.611 kg

• Price in first year of sale
• 40.95 AUS £

• Mentioned in
• Mingay's Price Service (Aug 1963 to Feb 1971.)

• Literature/Schematics (1)
• -- Original-techn. papers. (Diamond Dot Service Data Model P4C, 21/8/1963.)

• Literature/Schematics (2)
• J.R. Publications Transistor Radio Service Handbook (Group C5, 1968, Page, A82.)

• Literature/Schematics (3)
• J.R. Publications Car Radio Service Handbook (Page A47.)

• Author
• Model page created by Stuart Irwin. See "Data change" for further contributors.

• Other Models

• Here you find 851 models, 467 with images and 365 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Astor (brand), Radio Corporation Pty., Ltd.; Melbourne