| Radioempfänger | radio |
| Passempfänger | pass receiver |
| Radiometer | radiometer |
| Radiosender | radio broadcaster radio network station |
| Funkempfänger | radio |
| Briefempfänger | letter recipient |
| Empfänger | addressee receiver |
| Rattenfänger | ratter |
| Traumfänger | dreamcatcher |
| Radikaler | radical |
| Radiolarie | radiolarian |
| Radiologe | radiologist |
| Radiotaste | radio button |
| Radklopfer | wheeltapper |
| Radmacher | wainwright |
| Radfahrer | biker cyclist |
| Radioapparat | radio receiver |
| Radiorekorder | boom box |
| Radiosonde | radio altimeter |
| Radiowecker | clock radio |