MADISON

Madison was manufactured by Radio (1936) Ltd, they were distributed by Garnet Keene Ltd. Currently there is 1 documented model.

Where the model code is not clearly stated it can be found (in most cases) as the letters at the start of the serial number.  For example, RB10574 would be a model RB.

1 Documented Madison Model
IMAGEYEAR MODEL CODE VALVES BANDS
1936 Madison CCR 6  Broadcast