Sparton 40 Schematic purchase

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

Saturday 27/4/2024 8:36
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
Sparton 40 (Gernsback : CarRadio 1 Auto P: 227)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Gernsback-Manual-1933

Gernsback-Manual-1933 preview

Sparton 40 Specification spec data sheet

These notes are automatically scraped from Google, Bing, Yahoo, Yandex
by an Artificially (not so) Intelligent algorithm
CountryUSA
ManufacturerSparks-Withington Co., (Sparton); Jackson, Michigan
ModelSparton 40 - Sparks-Withington Co., Sparton
Year: 1931Category: Car Radio, perhaps also + sound player/recorder
Valves6: 36 36 36 36 38 37
TechnologyTRF without regeneration; 1 AF stage(s)
Tuned Circuits4 AM circuit(s)
Wave BandsBroadcast only (MW).
Power typeBatteries / -53 & -45 & 6 & 67.5 & 135 Volt
Initial Price99.00 $
SourceBook: gernsback Vol: 2 Page: 310r&406
SourceBook: rider Vol: 2 Page: 30
SourceBook: gernsback Vol: a Page: 227
SourceBook: rider Vol: 7 Page: 3