Learn about the similarities of, and differences between, AM and SSB in this episode of the ARRL The Doctor is in podcast. The careful listener might gain some insight into why tuning has such a great effect on the sound of SSB transmissions.

Listen to a discussion about Meteor Scatter propagation in this episode of the ARRL The Doctor is In podcast.

Listen to a discussion about Long Delayed Echoes (radio echoes which return to the sender several seconds after a transmission has occurred) in this episode of the ARRL The Doctor is In podcast.

End the year with a fond remembrance of rigs gone by and a discussion about Restoring Old Radios in this episode of the ARRL The Doctor is In podcast.

Listen to a discussion about Antenna System Troubleshooting in this episode of the ARRL The Doctor is In podcast.