| No. 90 Signals Unit | |
|---|---|
 | |
| Active | 1 April 2006 – present |
| Country |  United Kingdom |
| Branch |  Royal Air Force |
| Type | Air Combat Service Support unit |
| Role | Information and communication services |
| Size | 900+ personnel |
| Home station | RAF Leeming |
| Motto(s) | Aetherem vincere (Latin for 'Conquer the upper air') |
| Website | Official website |
| Commanders | |
| Current commander | Group Captain Paul Jennings |
| Insignia | |
| Unit badge | A Royal Blue stag wearing an ethereal crown around its neck.[1] |
90 Signals Unit (90 SU) is based at RAF Leeming, North Yorkshire and provides information and communication services to deployed units of the Royal Air Force.
- ^ "90 Signals Unit Crest". Retrieved 18 May 2017.