Firestone 4A39 Schematic purchase

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Schematics sent by Email £1.80 (~ $2.20 or €2.10)

Tuesday 23/4/2024 21:21
I am away until Thursday evening 21/12/2023 I cannot send any schematics marked TO SCAN until home, pre-scanned ones will be sent probably in the evening UK time
Firestone 4A39 (Rider : Firestone 20 P: 3)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Rider-Vol 01-1933

Rider-Vol 01-1933 preview

Firestone 4A39 Specification spec data sheet

These notes are automatically scraped from Google, Bing, Yahoo, Yandex
by an Artificially (not so) Intelligent algorithm
CountryUSA
ManufacturerFirestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
Model4-A-39 - Firestone Tire & Rubber Co.
Year: 1950Broadcast Receiver
Valves8: 6SK7 6K8 6SK7 6SQ7 6SQ7 6K6GT 6K6GT 5Y3GT
TechnologySuperhet with RF-stage; IF 455 kHz; 2 AF stage(s)
Wave BandsBroadcast plus more than 2 Short Wave bands.
Power TypeAC / 110 - 245 Volt
SourceBook: Rider Vol: 20 Page: 3