the hobby of restoring antique radios

It's easy to find the stories about how Guglielmo Marconi invented radio and ... 1991 saw one of the biggest changes in amateur radio when the FCC ... Jan 21, 2022 ... The Long Blue Line: Coast Guard pioneers the marine radio over 100 years ago! ... created a new challenge for communications. Early ... A 26-year old engineer named Grote Reber built the first dish antenna radio telescope in 1937. He used wooden rafters, galvanized sheet metal, and spare parts. Nov 1, 2012 ... Furthermore, contrary to what you might have read, the U.S. Supreme Court never said that he was -- not in 1943, not in any other year. If fact, ... The police officer will receive this either on a PC based police radio or a mobile data computer located in their car. ... The next year the Federal ... Nov 2, 2021 ... The invention of the two-way radio changed communications dramatically. When people could communicate back and forth in real time using one ... Edwin Armstrong invented Frequency Modulation radio (FM radio) in 1933, but his employer, RCA, ignored and even boycotted the invention. FM radio vastly ... Apr 15, 2022 ... Two-way radio has came a long way from the time it was invented to what we know it as today. In fact, the industry hasn't stopped growing. Work began in earnest in the spring of 1954, and this first Regency transistor radio was in stores for the Christmas season later that year. The Regency ... The invention of radiocarbon dating elegantly merged chemistry and physics to develop a scientific method that can accurately determine the age of organic ...