細節
A Gecophone three-valve receiver
Type BC2001, No. 6936, with loading coil, BC970 and BC910 valve plugs and mahogany case with panelled doors and Gecophone and BBC transfers -- 16¾in. (42.5cm.) high (lacking valves)
Type BC2001, No. 6936, with loading coil, BC970 and BC910 valve plugs and mahogany case with panelled doors and Gecophone and BBC transfers -- 16¾in. (42.5cm.) high (lacking valves)