John/Dave, many thanks!
My understanding is that the Ferranti SAS unit employed on the Bristow fleet was reasonably effective. I would still appreciate further feedback from any drivers familiar with the system.
More Wessex from Osborn's era ..
An RAF Westland Wessex HC2 XR516 at Gaydon on 19th September 1964 (Photo: Peter Clarke)
Is that an early Mobil Oil symbol on the tail?
ps: One of the mods is tagging me "lemonchiffon" - should I be pleased or pi**ed? Lol!
lemonchiffon.