On This Day – Jan 10
Fact of the Day: In 1946, the first radar signals were reflected off the Moon’s surface by a U.S. Army
Read MoreRoanoke Valley Amateur Radio Club
Fact of the Day: In 1946, the first radar signals were reflected off the Moon’s surface by a U.S. Army
Read MoreFact: The light emitting diode effect was first noticed in 1907 by HJ Round, while experimenting on cat’s whisker detectors.
Read MoreIt was on this day in 1904 that the wireless of radio distress signal “CQD” was established as the international
Read MoreFact of the Day: It was on this day in 1931 that Thomas Edison submitted his last patent. It was
Read MoreFact of the day: It was on this day in 1940 that Edwin Armstrong first demonstrated to the FCC in the
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