Quick, its working!!!
However, my 'narrow route' flight from EGWU to EGNT came up with the attached.
COM : FROM 02/08/29 00:01 TO 02/10/31 23:59 L1584/02
E)THE MODE 3/A SSR CODE 7010 WILL BE USED FOR THE AIRBORNE TRIALS OF
A PROTOTYPE LIGHT AVIATION SSR TRANSPONDER. THE TRAILS WILL BE
CONDUCTED FROM MOD BOSCOMBE DOWN. ACTIVITY WILL TAKE PLACE IN A BLOCK
OF AIRSPACE TO A MAX OF 50NM WEST AND SOUTHWEST OF MOD BOSCOMBE DOWN
BTN 1500FT AGL AND FL50. THE CODE WILL REMAIN UNVALIDATED AND
UNVERIFIED BUT THE ACFT WILL BE UNDER THE CONTROL OF MOD BOSCOMBE
DOWN ATC
Relevance?