NP

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

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  • Year
  • 1951–1956
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 192198
    • alternative name: Radio Corp.of Australia

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Dry Batteries / 2 x 45 & 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: NP - Astor brand, Radio Corporation
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 14 x 11.5 x 5.5 inch / 356 x 292 x 140 mm
  • Notes

  • ASTOR Bandspread Portable
    Radio Corporation Pty. Ltd. Grant St., South Melbourne Vic.

    Model: NP
    Features: 5 valves, 1.4 volt D/W portable receiver having bandspreading on 19, 25 and 31 metre bands. Tuned RF stage. Valve compliment: 1T4, 1A7GT, 1T4, 1S5 and 3V4. Fitted with one 745 (Diamond 3745) and two 482 (Diamond 3482) batteries; plug for external HD battery or power pack. 8" speaker. Built-in aerial; external A/E terminals. Plastic dial with All-States B/C calibrations. Dual-knob volume control and on/off wave-change switch. Leatherette-covered wooden case with lid; metal and plastic handle hinged to fold on lid; battery replacement through base held by four screws. (FROM MINGAY'S RADIO ELECTRICAL WEEKLY NEW PRODUCTS, 12/10/1951).

    See also:
    Astor Model ANP

  • Net weight (2.2 lb = 1 kg)
  • 18 lb 0 oz (18 lb) / 8.172 kg
  • Price in first year of sale
  • 46.35 AUS £
  • Circuit diagram reference
  • Australian Official Radio Service Manual Vol. XI
  • Literature/Schematics (1)
  • -- Original-techn. papers. (Astor Technical Bulletin NP-1, 20/12/1951.)
  • Author
  • Model page created by Stuart Irwin. See "Data change" for further contributors.

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