Sparton 578 Schematic purchase

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

Friday 19/4/2024 16:38
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 578 (Beitman : - 1926-38 P: 191)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Beitman-1926 to 1938

Beitman-1926 to 1938 preview

Sparton 578 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
ModelModel Sparton 578 Ensemble - Sparks-Withington Co., Sparton
Year: 1931Category: Broadcast Receiver
Valves13: C-484 or C-485 C-484 or C-485 C-484 or C-485 C-484 or C-485 C-484 or C-485 C-484 or C-485 C-484 or C-485 C-585 or C-586 C-585 or C-586 C-226 C-226 C-281 C-281
TechnologyTRF without regeneration
Tuned Circuits4 AM circuit(s)
Wave BandsBroadcast only (MW).
DetailsRecord Player
Power typeAC / 100-130 Volt
SourceBook: beitman Vol: 1926 Page: 191
SourceBook: gernsback Vol: 2 Page: 398
SourceBook: rider Vol: 2 Page: 40
SourceBook: rider Vol: 9 Page: 2