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SHEFFIELD MODEL B55 (CIRCA 1945)

The Sheffield model B55 was manufactured by Sheffield Radio Ltd in about 1945.

5-valve broadcast set

Technical Information

Valves (5): ???, ???, ???, ???, 7Y4

Frequency Bands: 1

Chassis Notes(most schematics can be clicked to download a full size version)

Loctal valves, 7Y4 rectifier... unknown lineup beyond that.