| 3 | The E.F. Johnson Invader: Replacing the VFO Pinion Gear | Pat Griffin, AA4PG | |
| 8 | The Not So "Valiant" Viking Valiant | Phil Legate, ACØOB | |
| 14 | Homebrew Showcase: The Acorn Tube Exciter | Alan Victor, W4AMV | |
| 23 | Short Circuits: Article Correction | Don Casillo, | |
| 24 | R-390A Curiosities, Part 5: The R-390 Family Receiver Comparisons | Paolo Viappiani, | |
| 35 | ER Mailbag: Results with the Tiny SA Spectrum Analyzer | Hiroshi Ogawa, | |
| 38 | Modulating the "T5" Transmitter; A Homebrew AM Modulator | Richard Manner, KGØXO | |
| 42 | Product Review: New KD7DYY Modulation Monitor Kit | Janis Carson, 42 | |
| 46 | Classified Advertising: Vintage Equipment! | ER Readers, | |
