All changes to tower
| Date | Change | Source |
|---|---|---|
| 5 Feb 2024 | Key amended to more accurately align with nominals. | |
| 1 Sep 2018 | OCP tuning noted | TimJ(REMRKS231;Richard Offen) via e-mail |
| 27 Oct 2009 | 1-5: nominal added | Nick Bowden via 00008215 |
| 12 Feb 2006 | No longer 8-1-23.5 in A(871.5Hz) | Dickon Love via e-mail |
| 7 Aug 2004 | Tenor nominal added | George Dawson via e-mail |
| 5 Jan 2004 | URL amended | Dickon Love via e-mail |