Date: | 09 29 1930 |
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Description: | Interference eliminator for a radio, made by Kidder's Radio Shop. |
Date: | 03 09 1965 |
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Description: | Dispatcher Sgt. L.E. Odegaard sitting at a switchboard surrounded by newly installed dispatching equipment. Odegaard is on the second floor of No. 3 statio... |
Date: | |
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Description: | A radio transmitter tuner and vacuum tube. The tube was built by Cyril Moreau Jansky and the transmitter was most likely built by him as well. |
Date: | |
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Description: | A blueprint schematic of a radio telephone circuit for the University of Wisconsin in Madison. |
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