• Country
• United States of America (USA)

• Manufacturer / Brand
• Detrola; Detroit (MI)

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 37302

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

• Number of Tubes
• 9

• Valves / Tubes
• 6A7 6D6 6Q7G 76 6G5 76 42 42 80

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, Short Wave(s) and Police.

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: T3 "Electric Tuning" 193 Series - Detrola; Detroit MI

• Shape
• Tablemodel with Push Buttons.

• Notes

• BC (540-1600 kHz), TROP (1650-5400 kHz) and SW (5.4-16.0 MHz) bands. Motor tuning. Noise silencer.

• External source of data
• Ernst Erb

• Source of data
• Machine Age to Jet Age III

• Circuit diagram reference
• Rider's Perpetual, Volume 9 = 1938 and before

• Mentioned in
• Radio Today (and Television) (November 1937, last page.)

• 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)