• Country
• Canada

• Manufacturer / Brand
• Martin-Orme Ltd. (cabinets only); Ottawa, ON

• Year
• 1922 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 298181

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

• Number of Tubes
• 1

• Valves / Tubes
• 215A

• Main principle
• TRF without regeneration

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries

• Loudspeaker
• - only for Earphone!

• Material
• Wooden case

• from Radiomuseum.org
• Model: One Tube TRF Unknown - Martin-Orme Ltd. cabinets only

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 13.5 x 8.25 x 8.25 inch / 343 x 210 x 210 mm

• Notes

• This is an example of a simple 1-tube TRF set typical of the 1920's kits and or home brew sets using a 215A peanut tube.

  Although the cabinet was made by Martin-Orme of Ottawa, Canada, it is not known at this time if Martin-Orme also supplied the parts or produced the complete radio.

   

• Author
• Model page created by Jon Cockcroft. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Martin-Orme Ltd. (cabinets only); Ottawa, ON