Firestone 4A21 Schematic purchase

Supporting the Right to Repair!
Schematics sent by Email £1.80 (~ $2.20 or €2.10)

Saturday 20/4/2024 16:47
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 4A21 (Rider : Firestone 15 P: 7)

£1.80 (~ $2.20 or €2.10)

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The schematic will be taken from Rider-Vol 01-1933

Firestone 4A21 Specification spec data sheet

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Country	USA
Manufacturer	Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)
Model	4-A-21X - Firestone Tire & Rubber Co.
Year: 1947	Broadcast Receiver
Valves	6: 6SK7 6SA7 6SF7 6SK7 6K6GT 5Y3GT
Technology	Superhet with RF-stage; IF 455 kHz
Tuned Circuits	7 AM circuit(s)
Wave Bands	Broadcast and Short Wave (SW).
Power Type	AC / 117 Volt
Source	MyFile: Firestone-4A21_4A22-1947.Rider.Radio.pdf
Source	Book: Rider Vol: 15 Page: 7

Firestone 4A21 Schematic purchase

Supporting the Right to Repair!Schematics sent by Email £1.80 (~ $2.20 or €2.10)

The schematic will be taken from Rider-Vol 01-1933

Firestone 4A21 Specification spec data sheet

Supporting the Right to Repair!
Schematics sent by Email £1.80 (~ $2.20 or €2.10)