• Country
• Australia

• Manufacturer / Brand
• Kriesler Radio Company; Newtown (Sydney)

• Year
• 1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 170506

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

• Number of Tubes
• 5

• Valves / Tubes
• 1C4 1C6 1C4 1B5 1D4

• Main principle
• Superhet with RF-stage; ZF/IF 458 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 inch = 16.5 cm

• from Radiomuseum.org
• Model: Compact 503 - Kriesler Radio Company;

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes
• This model uses a synchronous vibrator power supply unit.

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

• Literature/Schematics (1)
• Radio Trade Annual 1939 P258.

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

• Other Models

• Here you find 895 models, 440 with images and 435 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kriesler Radio Company; Newtown (Sydney)