• Country
• United States of America (USA)

• Manufacturer / Brand
• Setchell Carlson, Inc.; St.Paul (MN)

• Year
• 1938–1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 57802

• • Brand: Doraphone

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

• Number of Tubes
• 5

• Valves / Tubes
• 1A7G 1N5G 1H5G 1A5G 6X5GT

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Line / Batteries (any type) / 115; 6 & 90 Volt

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

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

• from Radiomuseum.org
• Model: Portable 55 - Setchell Carlson, Inc.; St.

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

• Dimensions (WHD)
• 12.25 x 7.75 x 6.75 inch / 311 x 197 x 171 mm

• Notes

• Built-in loop antenna. Tunes 540 to 1820 kc plus 6.3 to 2.3 mc.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 10 = 1939 and before

• Mentioned in
• Radio Retailing (Radio & Television R.) (March 1939 page 30, March 1947 page 44)

• Other Models

• Here you find 127 models, 70 with images and 99 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Setchell Carlson, Inc.; St.Paul (MN)