• Country
• United States of America (USA)

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

• Year
• 1938 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 63583

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

• Number of Tubes
• 4

• Valves / Tubes
• 6D6 6C6 43 25Z5 185R8

• Main principle
• TRF without regeneration; ZF/IF   kHz

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 110 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: A502 - Trav-Ler Karenola Radio &

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 12.5 x 7.75 x 6.5 inch / 318 x 197 x 165 mm

• Notes
• Ballast tube 185R8

• External source of data
• Ernst Erb

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

• Mentioned in
• Table Top Radios Vol. 1 Stein 98 (page 160.)

• Literature/Schematics (1)
• Machine Age to Jet Age II (page 300.)

• 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