Extra Class Lesson 9.1, Basics of Antennas

Опубликовано: 15 Март 2026
на канале: David Casler Ask Dave

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THIS VIDEO IS OBSOLETE. CLICK ON THE LINK BELOW TO GO TO THE VIDEO WHICH HAS BEEN UPDATED FOR VERSION 11 OF THE LICENSE MANUAL:
• Video
Here is your video introduction to section 9.1, Basics of Antennas, in the ARRL Extra Class License Manual for Ham Radio. Topics covered include antenna radiation patterns, gain, beamwidth, radiation resistance, feed point impedance, efficiency, polarization, and bandwidth.

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