Electrical Research 230 Schematic purchase

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

Wednesday 1/5/2024 20:23
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
Electrical Research 230 (Rider : Sentinel 13 P: 7)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Rider-Vol 13-1942

Rider-Vol 13-1942 preview

Electrical Research 230 Specification spec data sheet

These notes are automatically scraped from Google, Bing, Yahoo, Yandex
by an Artificially (not so) Intelligent algorithm
CountryUSA
ManufacturerElectrical Research Laboratories Inc. (Erla); Chicago, Illinois
Model37 Ch= 230 - Electrical Research
Year: 1931Broadcast Receiver
Valves9: 24A 24A 24A 27 27 27 45 45 80
TechnologyTRF without regeneration; Screengrid 1926-1935
Tuned Circuits4 AM circuit(s)
Wave BandsBroadcast only (MW).
Power TypeAC
Initial Price170.00 $
SourceBook: Rider Vol: 2 Page: 5