All changes to tower
| Date | Change | Source |
|---|---|---|
| 10 Dec 2021 | 1-2: nominal added | Nigel Taylor's personal tuning records via David Sloman |
| 22 Sep 2016 | 3-12: frameid added; frame info added | David Sloman via e-mail |
| 28 Jan 2015 | PN has reverted to Mon (phone first - see website) | Mike Chester (RW notice) via e-mail |
| 17 Dec 2010 | PN now Fri 19:45 (was Mon) and PHONE FIRST (see website) | John Gwynne via e-mail |
| 25 May 2010 | URL modified | Carolina Goodship via e-mail |
| 4 Feb 2007 | URL added | Richard Wallis via e-mail |