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9XM-WHA Radio

WHA radio sound effects

UW radio room

Reports received on radiophone range

Radio room broadcasting "Haresfoot"


Radiophone demonstration, January 31, 1922

Early sports broadcast

Experimental directional antenna

Early WHA

Station 9XM

WHA in the early 1920's

Element power vacuum tube

Spark radiotelegraph transmitter

Professor Earle M. Terry

Station WHA in the early 1920's

Broadcasting over 9XM-WHA, 1922

In the 9XM Laboratory, c. 1920

Prof. Earle Terry (seated)

Prof. Earle M. Terry

Prof. Earle Terry

Radio show

"Zone of Quiet"