Columbia C2531 Schematic purchase

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

Thursday 18/4/2024 7:56
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
Columbia C2531 (Rider : Columbia 2 P: 1)
£1.80 (~ $2.20 or €2.10)
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The schematic will be taken from Rider-Vol 01-1933

Rider-Vol 01-1933 preview

Columbia C2531 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
ManufacturerCBS-Columbia Inc.; New York, NY
Alternative Name CBS Electronics || Columbia Phonographs || Columbia Records
ModelC231 Chassis 636 - CBS-Columbia Inc.; New York,
Year: 1957Category: Broadcast Receiver
Valves5: 12BE6 12BA6 12AV6 50C5 35W4
TechnologySuperhet IF 455 kHz; 2 AF stage(s)
Tuned Circuits6 AM circuit(s)
Wave BandsBroadcast only (MW).
Power typeAC / 60 cycles, 110-120 Volt
SourceBook: Beitman Vol: 1957 Page: 15&16