RI Madrigal Schematic purchase

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

Saturday 20/4/2024 14:09
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
RI Madrigal (File : 0 RI-Madrigal P: pdf)
£1.80 (~ $2.20 or €2.10)
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RI-Madrigal preview

RI Madrigal Specification spec data sheet

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by an Artificially (not so) Intelligent algorithm
CountryGreat Britain (UK)
ManufacturerRadio Instruments Ltd (RI)., London
ModelAll-Electric Transportable Madrigal - Radio Instruments Ltd RI.,
YearBroadcast Receiver
Valves4: MH4 MS4B MKT4 U30/250
TechnologyTRF with regeneration
Tuned Circuits1 AM circuit(s)
Wave BandsBroadcast (MW) and Long Wave.
Power TypeAC / 110-120 ; 200-250 Volt
Dimensions14.5 x 15 x 11 inch / 368 x 381 x 279 mm