First registered as G-AWVK in November 1968, demonstrated at the 1971 Paris Air Show as N1035S but not taken up Cal-State Airlines. Bought by Decca in February 1974 and reverted to G-AWVK. Re-registered as G-RAVL on 2nd December 1986 after the Racal merger. Became a testbed with Cranfield University in November 1989. Withdrawn from use in January 2001. Used for ground instruction at Cranfield until 2021, when it moved to Sywell for preservation with the Sywell Aviation Museum.

Ex G-AWVK. Not delivered to Cal-State and instead operated in the UK by Terravia Training. Reverted to G-AWVK on 22 February 1974 and operated by Decca Navigator Ltd, re-registered as G-RAVL on 2 December 1986. Registration cancelled on 30 January 2001, and used for ground instruction at Cranfield until 2021, when it moved to Sywell for preservation with the Sywell Aviation Museum.

Looking very elegant as she performs at the Air Fair with Paris Show number '197', this Jetstream was first registered as G-AWVK in 11.68 but was ntu by Cal-State. After storage, bought by Decca in 2.74 and re-registered G-RAVL after the Racal merger, she landed up as a testbed with Cranfield University in 11.89 and was pwfu in 2001, remaining there in good condition