- Country
- United States of America (USA)
- Manufacturer / Brand
- Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
- Year
- 1939 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 40804
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 3
- Main principle
- TRF without regeneration
- Tuned circuits
- 2 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Dry Batteries / 90 & 1.5 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
- from Radiomuseum.org
- Model: S7427-6 - Firestone Tire & Rubber Co.
- Shape
- Portable set > 8 inch (also usable without mains)
- Notes
- Built in loop antenna. Error at schematic ,Riders notes if 455Kc ?
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 10 = 1939 and before
- Literature/Schematics (1)
- Riders 10-5
- Other Models
-
Here you find 472 models, 309 with images and 430 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)