Simple Ham Radio Antennas--Comet CHA250B Review. Post #937.
Comet CHA250B Review (http://www.k3dav.com/cometcha250bhfvert.htm). Author: Dave (K3DAV). Accessed on 31 October 2016, 02:45 hrs, UTC. Please click title link or enter post url to read the full article. Comment: Although the Comet 250B Vertical antenna is a compromise, it has just enough presence and "punch" to allow those living in restricted housing to get on the air with a decent signal. Sometimes, the only way to go is up. Dave (K3DAV) has written a positive review of this restricted space antenna, which "is for the space restricted ham who only uses 100 watts of power out of the back of the radio." Dave explains the theory, construction, and use of this antenna which performs adequately from 80 through 10 meters. Although the antenna isn't designed to work on 160 meters, Dave has used the Comet 250B to make several contacts on the "gentlemen's band." The addition of ground radials, while not required, will improve overall performan