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Photograph

Original Transmitting Equipment

Date: 
Description: The original transmitting equipment for WHA, the oldest radio station in the nation. The telephone pictured served as a microphone. The station was in the ...
Photograph

Early Vacuum Tube

Date: 
Description: A vacuum tube built by Cyril Moreau Jansky for WHA radio station at the University of Wisconsin in Madison.
Photograph

Early Radio Transmitter and Vacuum Tube

Date: 
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.

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