The collection provides practical "how-to" construction details for both and solid-state amplifiers across a wide frequency range:
Projects range from low-power 5-watt QRP designs to 1.5-kilowatt high-power "legal limit" stations. ARRL RF Amplifiers Classic
One notable inclusion is the use of modules, which utilize push-pull JFETs that behave similarly to triode vacuum tubes, simplifying matching to 50-ohm systems. The book also includes any revisions or corrections provided by authors after their original magazine debut, ensuring higher reliability for homebrew builders. Legacy and Availability Legacy and Availability is a curated anthology of
is a curated anthology of nearly two dozen influential articles and projects originally published in the American Radio Relay League’s (ARRL) flagship journals, QST and QEX , between 1980 and 2003 . QST and QEX
Though out of print at some primary retailers, it can still be found through specialized distributors like DX Engineering or secondhand on AbeBooks and eBay .