• Country
• Australia

• Manufacturer / Brand
• Thom & Smith Pty. Ltd.(Tasma);Mascot, NSW

• Year
• 1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 351663

• • Brand: Tasma

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

• Number of Tubes
• 4

• Valves / Tubes
• 1N5GT 1A7GT 1N5GT 1D8GT

• Number of Transistors

• Semiconductors
• Vibrator

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

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 2 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Sonya 781 [Vibrator version] - Thom & Smith Pty. Ltd.Tasma;

• Shape
• Console with any shape - in general

• Notes

• This model is supplied with a 2 volt synchronous vibrator unit Type V3.

  See also dry battery version.

• Price in first year of sale
• 35.70 AUS £

• Mentioned in
• Mingay's Official Radio Trade-in Handbook 1948.

• Literature/Schematics (1)
• -- Original-techn. papers. (Service Data, Drawing No. 647.)

• Literature/Schematics (2)
• Australian Official Radio Service Manual AORSM (Volume 4, 1941 (for 1940 models), Page 313.)

• Author
• Model page created by Martin Kent. See "Data change" for further contributors.

• Other Models

• Here you find 270 models, 143 with images and 169 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Thom & Smith Pty. Ltd.(Tasma);Mascot, NSW