Inside the cab of an APT-P train. This was a prototype high speed tilting train. The APT-P was unveiled to the public on 7 June 1978 and continued to be used for testing into 1986. Due to ongoing technical problems with these pre-production units, and a lack of cash or political will to take the project forward, the planned APT-S (Advanced Passenger Train Squadron Service) production-series units were never built, but did influence the design of the later InterCity 225 sets designed for the East

Ever wondered what the coupling looked like which held together the units of a 155 mph APT-P train? Well, wonder no more. This video shows the coupling equipment at the back of one of the APT-P power cars. The APT-P was an electric train and had a power car ‘carriage’ in the centre of the train, with passenger carriages either side of the power car. There was no public access through the power car so effectively the train was in two halves. I’m not sure what type of coupling this is, but I recko