An antenna tuner in the shack can be useful for matching non-resonant antennas. But these tuners may not always be the best solution. Find out why in the Remote Antenna Tuners episode of the ARRL The Doctor is in podcast.
“In radio or wireless telephony, Private Line is a term trademarked by Motorola to describe their implementation of Continuous Tone-Coded Squelch System (CTCSS), a method of using low-frequency subaudible tones to share a single radio channel among multiple users.” [ 1 ]
Listen to a discussion about Meteor Scatter “a radio propagation mode that exploits the ionized trails of meteors during atmospheric entry to establish brief communications paths between radio stations up to 2,250 kilometres (1,400 mi) apart.” [ 1 ] in this episode of the ARRL The Doctor is In podcast.