US Radio 31 Schematic purchase

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

Thursday 2/5/2024 1:37
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
US Radio 31 (Gernsback : Radio 2 P: 471-474)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Gernsback-Manual-1931

Gernsback-Manual-1931 preview

US Radio 31 Specification spec data sheet

These notes are automatically scraped from Google, Bing, Yahoo, Yandex
by an Artificially (not so) Intelligent algorithm
CountryUSA
ManufacturerApex Electric, Pool; Chicago; US Radio & Television Corp.; Marion; (US Radio&Refrigeration)
Alternative Name Apex Electric Mfg. || Case Electric || Melrose || United States Radio & T
ModelApex 31 - Apex Electric, Pool; Chicago;
Year: 1930Category: Broadcast Receiver
Valves8: 24A 24A 24A 27 27 45 45 80
TechnologyTRF; Screengrid 1926-1935
Tuned Circuits4 AM circuit(s)
Wave BandsBroadcast only (MW).
Power typeAC / 115 Volt
SourceBook: Gernsback Vol: 2 Page: 471&472&473&474