A Really BIG Antenna

By Steve Mollman – KD9HL As a teenager and adult living in the shadow of the US Navy Radio Station NSS-Annapolis, I was able to watch much of the development of this gargantuan antenna system. Such things as 800 and 1200-foot towers with supporting 600-foot towers.¬† A sight for an amateur operator to behold and drool over! NSS-Annapolis first came operational in 1918 with two 350 KW arc transmitters.¬† Annapolis was strictly a transmitting site-the receivers were originally located at the Navy Yard Annex in Washington, DC. Later the receiver site was relocated to Cheltenham, MD, about 30 miles from Annapolis. ¬†Portions of the site, including some of the log periodic antennas mounted on wooden utility poles, were visible to motorists traveling on US 301. Over the years improvements were … Read more >>