The late “mad” Frank Emery G3ZMF, created a series of articles, originally published in our newsletter CATS Whispers.
Rectifier & Regulator, PSU & “Trix” with transformers
ATUs, Aerials & Earths, Whips, Rigging & Erection, “Slender James”
old & new, SWR Bridge & 23cm Quad Loop Yagi
Electronic circuit building blocks