Joseph Carr was a military electronics technician and the author of several popular electronics books, including McGraw-Hill's Secrets of RF Design, Third Edition and Old Time Radios! Restoration and Repair. He wrote a monthly column for Nuts & Volts magazine.

George W. (Bud) Hippisley, W2RU, earned his BSEE degree from MIT, and was formerly chief operating officer for a major supplier of electronics to the cable TV industry. A long-time active amateur radio operator who has won or ranked nationally in many competitive on-the-air operating events, he has given talks on the basics of antennas and ionospheric propagation to radio clubs and other groups for more than 35 years.