"Jim Thompson" wrote in
message ...

Is that set of articles available on the web? That'd be an
interesting read.

...Jim Thompson

The 5 parts were later combined into a separate reprint, sold by R-E.
Sections for theory and circuits, construction, testing. Then building a
passive tuner VLF-LF, and a final section on loop antennas. One of the five
sections is a Loran-C receiver!!
I have an original copy in perfect condition, 30 pages, glossy paper,
copyright 1984 by Gernsback Publications, Inc.