Automatic TomThumb jr. Schematic purchase

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

Sunday 28/4/2024 7:24
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
Automatic TomThumb jr. (Rider : Automatic 17 P: 1 8)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Rider-Vol 17-1948

Rider-Vol 17-1948 preview

Automatic TomThumb jr. Specification spec data sheet

These notes are automatically scraped from Google, Bing, Yahoo, Yandex
by an Artificially (not so) Intelligent algorithm
so they might not pertain to the correct model! (confidence level=88.89%)
CountryUSA
ManufacturerAutomatic Radio Mfg. Co.; Boston (MA)
ModelTom Thumb Portable [early] - Automatic Radio Mfg. Co.;
Year: 1934Category: Broadcast Receiver
Valves4: UX222 UX199 UX199 UX199
TechnologyTRF
Tuned Circuits2 AM circuit(s)
Wave BandsBroadcast only (MW).
Power typeDry Batteries / 2 x 45 & 3 x 1.5 & 4.5 Volt
Dimensions245 x 255 x 230 mm / 9.6 x 10 x 9.1 inch
SourceBook: Gernsback Vol: 5 Page: 79
SourceBook: Rider Vol: 16 Page: 1
SourceBook: Rider Vol: 1 Page: 1
SourceBook: Gernsback Vol: A Page: 5