Vintage ARRL specialized communications for short wave&ham radios
Pair of vintage 1970s technical shortwave radio manuals and handbooks published by the American Radio Relay League.
There is - Specialized Communications Techniques for the Radio Amateur - with 208 pages and tons of photos, circuit diagrams, sections on teletype, amateur television, space communication and more. It is copyright 1975.
There is also - The Radio Amateur's VHF Manual - Principles and Practice for the World above 50mhz - 350 pages with lots of photos, tables, schematics and more. This is copyright 1972.
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Item No. b331101