| Clue | Source | Date |
|---|---|---|
| What's needed for radio broadcasts to flourish: musicians | ||
| For the surfers from The Beach Boys on the radio | Irish Times Crosaire | 08 Jan 2018 |
| Range of frequencies for radio transmission | The Times Concise | 04 Aug 2017 |
| Beckon over group that's used in radio transmission | The Telegraph Cryptic | 04 Mar 2017 |
| Frequency range |