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Edwin H Armstrong G H von Barkhausen Ferdinand Braun Edwin H Colpitts Thomas Edison EFW Alexanderson Reginald A Fessenden J A Fleming Lee de Forest Ralph V L Hartley Heinrich Hertz James Robinsson Irwing Langmuir Guglielmo Marconi Alexander Meissner George W Pierce Walter Schottky Adolf Slaby Georg von Arco Tyska Transistorer "Sigs" Marconi Max Grundig Servex Stern&Stern Forna Radiotablåer DUX Radio Philips Magnetofon

Rolf Bergendorff Radio Museum