Columbia C90 Schematic purchase

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

Friday 19/4/2024 2:22
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 C90 (Rider : Columbia 3 P: 5.7)
£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 C90 Specification spec data sheet

These notes are automatically scraped from Google, Bing, Yahoo, Yandex
by an Artificially (not so) Intelligent algorithm
CountryUSA
ManufacturerColumbia Phonograph, American / Volta Graphophone Company; USA
Alternative Name American Graphophone || Columbia Recording
ModelC-90 - Columbia Phonograph, American
Year: 1932Category: Broadcast Receiver
Valves11: 58S 56 58S 58S 4S 57S 57S 58S 47 47 82
TechnologySuperhet with RF-stage; IF 175 kHz
Tuned Circuits6 AM circuit(s)
Wave BandsBroadcast only (MW).
Power typeAC
SourceBook: rider Vol: 3 Page: 5&7