• Country
• United States of America (USA)

• Manufacturer / Brand
• Detrola; Detroit (MI)

• Year
• 1946/1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 37370

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

• Number of Tubes
• 5

• Valves / Tubes
• 12SA7GT 12SK7GT 12SQ7GT 50L6GT 35Z5GT

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 105-125 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5 inch = 12.7 cm

• Power out
• 1.5 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 571B - Detrola; Detroit MI

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 12.2 x 7.7 x 7.3 inch / 310 x 196 x 185 mm

• Notes
• The 571 had over 52 brand names and at least 10 cabinet styles, both wooden and plastic for this one model.

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios (6th edition)

• Circuit diagram reference
• Rider's Perpetual, Volume 15 = 1947 and before

• Mentioned in
• Machine Age to Jet Age II

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 10, Folder 4610-16)

• 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)