Amateur radio equipment fundamentals /
Helfrick, Albert D.
Amateur radio equipment fundamentals / by Albert D. Helfrick. - Englewood Cliffs, N.J. : Prentice-Hall, 1982. - xii, 284 p. : ill. ; 23 cm.
0130236551
Radio--Apparatus and supplies--Design and construction--Amateurs' manuals.
Amateur radio stations.
Amateur radio equipment fundamentals / by Albert D. Helfrick. - Englewood Cliffs, N.J. : Prentice-Hall, 1982. - xii, 284 p. : ill. ; 23 cm.
0130236551
Radio--Apparatus and supplies--Design and construction--Amateurs' manuals.
Amateur radio stations.
