April 1973 Popular Electronics
Table of Contents

April 1973 Popular Electronics

Table of Contents

Wax nostalgic about and learn from the history of early electronics. See articles from Popular Electronics, published October 1954 - April 1985. All copyrights are hereby acknowledged.

April 1973

Vol. 3, No. 4

Understanding the Junction Field Effect Transistor, by Adolph A. Mangieri	28
Electronic Pollution ... An Impending Crisis, by Webb Garrison	42
Short 80- Through 10-Meter Band Ham Antenna, by Richard A. Yommus	56
Choosing a TV Antenna, by Harvey F. Swearer	63
Mac's Service Shop: Leakage Current Testing and Using Square Waves, by John T. Frye	93
Battery Types and Their Characteristics, by Samuel C. Milbourne	112
Electronic Circuit Analogy Quiz, by Robert P. Balin	118

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