GM R1A ;CONV 281 Schematic purchase

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

Saturday 27/4/2024 16:58
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
GM R1A ;CONV 281 (Rider : - 3 P: 7)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Rider-Vol 03-1933

Rider-Vol 03-1933 preview

GM R1A ;CONV 281 Specification spec data sheet

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CountryUSA
ManufacturerGeneral Motors Radio Corp.
Model281 Chassis R-1A - General Motors Radio Corp.
Year: 1931Category: Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter
Valves2: 36 37
TechnologyRF Converter/Adapter (not voltage converter); IF 535 kHz
Wave BandsBroadcast only (MW).
Power typeAC/DC-set / 110 Volt
Initial Price49.00 $
SourceBook: Rider Vol: 3 Page: 7
SourceBook: Gernsback Vol: 2 Page: 432J