| Solution | Length | |
|---|---|---|
| 3 letters | ||
| air | 3 | |
| 4 letters | ||
| send | 4 | |
| 5 letters | ||
| relay | 5 | |
| radio | 5 | |
| radar | 5 | |
| telex | 5 | |
| 6 letters | ||
| impart | 6 | |
| passon | 6 | |
| sender | 6 | |
| ticker | 6 | |
| 7 letters | ||
| sounder | 7 | |
| 8 letters | ||
| telecast | 8 | |
| radiator | 8 | |
| receiver | 8 | |
| TELETYPE | 8 | |
| 9 letters | ||
| telephone | 9 | |
| broadcast | 9 | |
| 10 letters | ||
| telegraphy | 10 | |
| 11 letters | ||
| radar parts | 11 | |
| telephonics | 11 | |
| 12 letters | ||
| wire-service | 12 | |
| 15 letters | ||
| TELEPHONE BOOTH | 15 | |
| 17 letters | ||
| radio transmitter | 17 | |
| system components | 17 | |