Edison R4 ;AC Schematic purchase

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

Tuesday 30/4/2024 14:28
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

Edison R4 ;AC (Gernsback : Radio 1 P: 141)

£1.80 (~ $2.20 or €2.10)

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The schematic will be taken from Gernsback-Manual-1930

Edison R4 ;AC Specification spec data sheet

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Country	USA
Manufacturer	Edison, Thomas A., North American Phonograph / National Phonograph; Orange, NJ
Model	R-4 Chassis 7R + 8P - Edison, Thomas A., North
Year	Category: Broadcast Receiver
Valves	8: 27 27 27 27 27 45 45 80
Technology	TRF without regeneration; Neutrodyne
Tuned Circuits	4 AM circuit(s)
Wave Bands	Broadcast only (MW).
Power type	AC / 110 Volt
Initial Price	215.00 $

Edison R4 ;AC Schematic purchase

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

The schematic will be taken from Gernsback-Manual-1930

Edison R4 ;AC Specification spec data sheet

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