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Year: 1947 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
Valves / Tubes | 10: 6AG5 6SB7Y 6SA7 6SG7 6SF7 6H6 6SL7GT 6V6GT 6V6GT 5Y3GT |
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Main principle | Superhet with RF-stage; ZF/IF 455/10700 kHz |
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Tuned circuits | 6 AM circuit(s) 9 FM circuit(s) |
Wave bands | Broadcast (BC) and FM or UHF. |
Details | Changer (Record changer) |
Power type and voltage | Alternating Current supply (AC) / 110-120 Volt |
Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 inch = 30.5 cm |
Power out | |
from Radiomuseum.org | Model: 4-A-42 "Georgian" - Firestone Tire & Rubber Co. |
Material | Wooden case |
Shape | Console with any shape - in general |
Notes | Record Changer: Farnsworth Model P57. Built-in loop antenna and FM folded dipole. Broadcast band with push button tuning. Push-pull audio amplifier. |
External source of data | Ernst Erb |
Source of data | Collector's Guide to Antique Radios 4. Edition |
Circuit diagram reference | Rider's Perpetual, Volume 17 = 1948 and before |
Mentioned in | The Radio Collector's Directory and Price Guide 1921 - 1965 |
Literature/Schematics (1) | Photofact Folder, Howard W. SAMS (Set 30, Folder 4720-9) |
All listed radios etc. from Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
Here you find 426 models, 281 with images and 393 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.