Equipment at NAJ, Great Lakes, IL, ~1918
View of Radio Tower at NAJ, Great Lakes, IL, ~1918
Receiver at Ralph Mathew’s 9ZN in Chicago
Transmitter at Ralph Mathews 9ZN in Chicago
Zenith Portable Station WJAZ Near Pike’s Peak, CO
Zenith Portable Broadcast Station WJAZ in Nevada Desert, 1925
WJAZ Set-up at Pike’s Peak, 1925
The “Gang” at Pike’s Peak: ‘Allen, Ross, Wagner, RHGM’
WSAX First Broadcast of Lion’s Roar, LA, 1925: “RHGM scared, in foreground”
WSAX in New Mexico: “Broadcasting each night from wherever we were”
RHG Mathews at His Station, 9ZN, Chicago, 1921
Mathews’ First Station, 9IK (Originally RM) in 1911
Original 9IK, 1316 Carmen Ave, Chicago, later 9ZN at 5552 Sheridan Rd, Chicago
First Antenna for 9ZN, Chicago
9ZN Antenna Tower
9ZN Antenna Tower 2
US Navy Transmitter
9ZN with Unidentified Tuner and Audion Detector
9ZN with Early Transmitter
Another View of 9ZN with Early Transmitter