Radiola 502Z

Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney

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  • Year
  • 1940
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 182563

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 90 & 1.5 & 4.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 7 inch = 17.8 cm
  • Power out
  • 0.17 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Radiola 502Z - Amalgamated Wireless
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Notes

  • Model 502Z, 4 valve, battery with 1.4 Volt filaments, Superheterodyne released in July 1940.

    Chassis:

    • Same as the Model 86 with 1.4 Volt valves.
    • 3 position battery and tone switch.
    • Ivory Pearloid dial scale with a red dial pointer
    • 4.5V battery provided with a push button switch for dial lights
    • Chassis is used in AWA  86Z
    • Chassis also used in AGE A64MK and Westinghouse 860Z..
  • Circuit diagram reference
  • Australian Official Radio Service Manual Vol. IV
  • Literature/Schematics (1)
  • Mingay's Radio Diagram & I.F. Index
  • Literature/Schematics (2)
  • - - Manufacturers Literature (The Fisk Radiola Technical Information & Service Data, Models 86Z and 502Z)
  • Author
  • Model page created by Stuart Irwin. See "Data change" for further contributors.

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