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S7425-6 Late

S7425-6 ; Firestone Tire & (ID = 726267) Radio
 
S7425-6 ; Firestone Tire & (ID = 726268) Radio
S7425-6 ; Firestone Tire & (ID = 334796) Radio S7425-6 ; Firestone Tire & (ID = 334799) Radio
S7425-6 ; Firestone Tire & (ID = 334793) Radio S7425-6 ; Firestone Tire & (ID = 334795) Radio
S7425-6 ; Firestone Tire & (ID = 334800) Radio S7425-6 ; Firestone Tire & (ID = 334801) Radio
S7425-6 ; Firestone Tire & (ID = 334803) Radio S7425-6 ; Firestone Tire & (ID = 334804) Radio
S7425-6 ; Firestone Tire & (ID = 334805) Radio S7425-6 ; Firestone Tire & (ID = 334806) Radio
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S7425-6 ; Firestone Tire & (ID = 334796) Radio
Firestone Tire &: S7425-6 [Radio] ID = 334796 448x293
Select picture or schematic to display from thumbnails on the right and click for download.
For model S7425-6 Late, Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH):
Picture courtesy Ray and Pauline Sanders
 
Country:  United States of America (USA)
Manufacturer / Brand:  Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
Year: 1940 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 12SA7 12SK7 12SQ7 35L6GT 35Z5GT
Main principle Super-Heterodyne (Super in general); ZF/IF 455 kHz
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage AC/DC-set / 110 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: S7425-6 [Late] - Firestone Tire & Rubber Co.
Notes Built in loop antenna.
Collectors' prices  
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 11 = ca. 1940 and before
Literature/Schematics (1) Riders 11-24 ; 13-47


All listed radios etc. from Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
Here you find 419 models, 274 with images and 381 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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