• Country
• United States of America (USA)

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

• Year
• 1947 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 18966

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

• Number of Tubes
• 5

• Valves / Tubes
• 1R5 1U4 1S5 3S4 117Z3

• 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
• Line / Batteries (any type) / AC/DC 110-150/ 67.5 & 3 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm

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

• from Radiomuseum.org
• Model: 5028 - Trav-Ler Karenola Radio &

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

• Dimensions (WHD)
• 225 x 150 x 130 mm / 8.9 x 5.9 x 5.1 inch

• Price in first year of sale
• 198.00 SFR

• External source of data
• E. Erb 3-907007-36-0

• Circuit diagram reference
• Die «Thali Schemasammlung» führt das Modell.

• Mentioned in
• Beitman Radio Diagrams, Vol. 08, 1948

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 34, Folder 484-24)

• Other Models

• Here you find 613 models, 280 with images and 513 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