TL902 Speaker-P Seibt, Dr., Georg; Berlin, build

TL902 Speaker-P Seibt, Dr., Georg; Berlin, build 1930/1931, 5 pictures, Germany, schematics, tubes, semiconductors, Loudspeaker (speaker or headphone) ... Wave bands - without Details Power type and voltage No Power needed Loudspeaker Magnetic ...

www.radiomuseum.org