Prior to World War I and the development and widespread adoption of two-way radio that supported voice, wire telephone spelling alphabets were developed to improve communication on low-quality and long-distance telephone circuits. Bell Systems lead the way. In June 1915 the world’s first air-to-ground voice transmission took place at Brooklands (England) over about 20miles (ground-to-airContinue reading “History of Phonetics”
Category Archives: Tools
Spot CQ’s Real Time
New: Real Time, Interactive QSO Manager From QRZ Labs, QRZ.com is launching RTQM, the Real Time QSO Manager for member accounts. The public Beta testing phase of the Real-Time QSO Manager, or RTQM begins. What is RTQM? “Think of it as a spotting network based on real-time user input. It’s a way to call CQContinue reading “Spot CQ’s Real Time”
Coos County Radio Club 