4-C-17 Code 291-0-0674
Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
- Country
- United States of America (USA)
- Manufacturer / Brand
- Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
- Year
- 1950 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 40670
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- 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) / 117V = 110 -120 / 67.5-90 & 4.5 V Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
- Power out
- 0.11 W (unknown quality)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: 4-C-17 Code 291-0-0674 - Firestone Tire & Rubber Co.
- Shape
- Portable set > 8 inch (also usable without mains)
- Dimensions (WHD)
- 9.6 x 5 x 7 inch / 244 x 127 x 178 mm
- Notes
-
Firestone model 4-C-17 is a three power AC/DC operated portable superheterodyne receiver with loop antenna. Selenium rectifier.
- Net weight (2.2 lb = 1 kg)
- 2 kg / 4 lb 6.5 oz (4.405 lb)
- External source of data
- Ernst Erb
- Source of data
- The Radio Collector's Directory and Price Guide 1921 - 1965
- Circuit diagram reference
- Rider's Perpetual, Volume 21, Copyright 1950
- Literature/Schematics (1)
- Photofact Folder, Howard W. SAMS (Date 1-51, Set 120, Folder 6)
- Other Models
-
Here you find 473 models, 310 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)