Sentinel 21U Schematic purchase

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

Thursday 25/4/2024 12:06
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
Sentinel 21U (Gernsback : Radio 7 P: 975.976)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Gernsback-Manual-1936

Gernsback-Manual-1936 preview

Sentinel 21U 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=85.71%)
CountryUSA
ManufacturerSentinel Radio Corp., Evanston, Illinois
Model211 U - Sentinel Radio Corp., Evanston
Year: 1941Category: Broadcast Receiver
Valves5: 12SA7 12SK7 12SQ7 50L6GT 35Z5GT
TechnologySuperhet IF 455 kHz
Wave BandsBroadcast only (MW).
Power typeAC/DC-set / 115 Volt
SourceBook: rider Vol: 12 Page: 12