• Country
• United States of America (USA)

• Manufacturer / Brand
• Detrola; Detroit (MI)

• Year
• 1941 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 37298

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

• Number of Tubes
• 6

• Valves / Tubes
• 1P5GT 1A7GT 1N5GT 1H5GT 3Q5GT 117N7GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Line / Batteries (any type)

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

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

• from Radiomuseum.org
• Model: 339 - Detrola; Detroit MI

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

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 12 = ca. 1941 and before

• Other Models

• Here you find 334 models, 195 with images and 291 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Detrola; Detroit (MI)