• Country
• Australia

• Manufacturer / Brand
• Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney

• Year
• 1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 179213

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

• Number of Tubes
• 5

• Valves / Tubes
• 1R5 1T4 1T4 1S5 3V4

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

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 90 & 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

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

• from Radiomuseum.org
• Model: Radiola 451P - Amalgamated Wireless

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

• Notes

• See also Hotpoint model G75MA.

  Battery types used: (A) 1½ V Eveready 745 or Diamond 3745 & (B) 2 x 45V Eveready Mini-Max 482 or Diamond 3482.

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

• Literature/Schematics (1)
• - - Manufacturers Literature (AWA Technical Information & Service Data.)

• Literature/Schematics (2)
• Australian Official Radio Service Manual AORSM (Volume 6, 1948, Page 83.)

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

• Other Models

• Here you find 1430 models, 873 with images and 463 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney