| Artist | : | Radio Antenna Fundamentals Part 1 (1947) |
| Title | : | Gerry Trenwith |
| Duration | : | 1568 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Radio Antenna Fundamentals Part 1 (1947) |
| Title | : | Gerry Trenwith |
| Duration | : | 1568 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |