§ Mr. Warrenasked the Secretary of State for Defence what are the reasons for the delays in the STAN 17/18 Instrument Landing System equipment due to be delivered to the Royal Air Force; and how much money has been spent on this project.
§ Mr. William RodgersThe six Plessey PLAN 17/18 Instrument Landing System (ILS) equipment ordered for the Royal Air Force were all delivered between April 1974 and January 1975. Delivery was delayed by the need to incorporate design modifications in the first production models.
This contract was the subject of competitive tender and it would be contrary to customary practice to give details.