ARRL The Doctor is In is a podcast based on the popular QST magazine column "The Doctor is In." Hosted by QST Editor in Chief Steve Ford, WB8IMY, and columnist Joel Hallas, W1ZR, the podcast is a lively 20-minute discussion of a wide range of technical topics. Sponsored by DX Engineering.
http://blubrry.com/arrl_the_doctor_is_in/
April 7 - HF Vertical Antennas
The Doctor takes on the topic of HF vertical antennas. What makes a 43 foot vertical antenna so "magical?" How do verticals compare to dipoles? How many radials does a vertical really need? More!