
Robert Evans, N2LO will present “Smith Chart 98.6”. Robert was going to call it “Smith Chart 101”, but 101 exceeds present guidelines. So Smith Chart 98.6 it is. 🙂
The Smith chart, invented by Phillip H. Smith and independently by Mizuhashi Tosaku, is a graphical calculator or nomogram designed for electrical and electronics engineers specializing in radio frequency (RF) engineering to assist in solving problems with transmission lines and matching circuits.
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DUGA-3, The USSR’s Over The Horizon Anti-Ballistic Radar System
Bob Famiglio (K3RF) in his radio room at his home in Media, PA. Photo courtesy Bob Famiglio.
Undated photo of the DVRA booth at the annual hobby show held at the Trenton War Memorial.
Greg Mauro, K3EA, operates SSB voice on 20 and 40 meters during the 2019 CQWW DX SSB Contest at the Delaware Valley Radio Association – W2ZQ club station on Sunday, October 27th. Photo courtesy Anthony Giancarli, KD2NHG.
Rory Shaffer NJ3U performs tower work at the Delaware Valley Radio Association in West Trenton, New Jersey. Photo courtesy Rory Shaffer.





