• Country
• Australia

• Manufacturer / Brand
• Airzone (1931) Ltd.; Sydney

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 88466

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

• Number of Tubes
• 4

• Valves / Tubes
• 57 58 59 80

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; Anode bend detection

• Wave bands
• Broadcast only (MW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 303 Ch= 300 - Airzone 1931 Ltd.; Sydney

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Notes

• Advertised in the Radio Trade Annual 1933, Page 104, for £13/19/6.

• Price in first year of sale
• 13.98 AUS £

• Source of data
• -- Collector info (Sammler)

• Mentioned in
• Radio Trade Annual of Australia (6th Edition 1933, Page 104.)

• Literature/Schematics (1)
• Radio and Electrical Merchant (28/6/1935, Page 17)

• Author
• Model page created by Peter Hughes. See "Data change" for further contributors.

• Other Models

• Here you find 283 models, 130 with images and 154 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Airzone (1931) Ltd.; Sydney