Learn about how you can sound better on the air, and help your signal get through a pileup, in the Speech Equalization, Compression and Processing episode of the ARRL The Doctor is in podcast.

Registration for RRRA Spring 2017 Techician Classes is now open. Please register on-line (we use Eventbrite to manage our registrations). This series of classes begins 5-Apr-2017.

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.”

Learn about the technical background of this squelch tone system in the CTCSS, DTMF and More episode of the ARRL The Doctor is in podcast.

“Many amateurs swear by large loop antennas for the HF bands, but what makes them so special?

Find out why in the HF Loop Antennas in this episode of the ARRL The Doctor is in podcast; a follow-up to to the Magnetic Loop Antennas episode.