• Country
• United States of America (USA)

• Manufacturer / Brand
• Trav-Ler Karenola Radio & Television Corp.(Travler); Chicago

• Year
• 1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 63467

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8GT 6K7GT 6Q7GT 25L6GT 25Z6GT L49C

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• AC/DC-set / 115 Volt

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

• from Radiomuseum.org
• Model: 315SW - Trav-Ler Karenola Radio &

• Notes
• Built-in loop antenna; ballast L49C.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 11 = ca. 1940 and before

• Other Models

• Here you find 620 models, 282 with images and 520 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Trav-Ler Karenola Radio & Television Corp.(Travler); Chicago