• Country
• Australia

• Manufacturer / Brand
• Zenith Radio Co. Ltd.; Sydney, NSW

• Year
• 1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 187696

• Number of Tubes
• 5

• Valves / Tubes
• 6A8G 6U7G 6B6G 6V6GT 5Y3GT

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• from Radiomuseum.org
• Model: Calstan 523 - Zenith Radio Co. Ltd.; Sydney,

• Circuit diagram reference
• Australian Official Radio Service Manual Vol. VII

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

• Other Models

• Here you find 84 models, 38 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Co. Ltd.; Sydney, NSW