In mid-February 1916, coincident with Maxim’s second article on relaying, one of the first organized relay tests was run. With everyone sharing very little spectrum, cooperation was the only way to avoid QRM (a constant fact of life at the time) and hear weak, distant signals. In a rare cooperative operation between an amateur group and the government, a relay test was conducted on Washington’s Birthday by Colonel W. P. Nicholson, 9XE at the Rock Island Arsenal in Illinois, and … Continue reading →