Sonora 4R Schematic purchase

Supporting the Right to Repair!
Schematics sent by Email £1.80 (~ $2.20 or €2.10)

Friday 19/4/2024 9:12
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

Sonora 4R (Rider : - 1 P: 1)

£1.80 (~ $2.20 or €2.10)

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The schematic will be taken from Rider-Vol 01-1933

Sonora 4R Specification spec data sheet

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Country	USA
Manufacturer	Sonora Phonograph Co., Inc.; New York, N.Y.
Model	Model 4R - Sonora Phonograph Co., Inc.;
Year: 1929	Category: Broadcast Receiver
Valves	8:
Technology	TRF
Tuned Circuits	4 AM circuit(s)
Wave Bands	Broadcast only (MW).
Power type	AC
Source	Book: gernsback Vol: 1 Page: 270
Source	Book: rider Vol: 1 Page: 1

Sonora 4R Schematic purchase

Supporting the Right to Repair!Schematics sent by Email £1.80 (~ $2.20 or €2.10)

The schematic will be taken from Rider-Vol 01-1933

Sonora 4R Specification spec data sheet

Supporting the Right to Repair!
Schematics sent by Email £1.80 (~ $2.20 or €2.10)