21. The " Tyneside Electrics " were withdrawn by British Rail in 1967 and replaced by diesel multiple unit trains . 22. The motor cars were powered with Westinghouse motors controlled by the Westinghouse low voltage multiple unit train control system. 23. Some early Electric Multiple Unit trains were built at York, such as British Rail Class 305 / 1. 24. Electric multiple unit trains were used, as is still true today, but not with the modern door arrangement. 25. Electric multiple unit trains began to service the station from February 1986 and electronic ticketing facilities were activated in 2014. 26. Most platforms south of the Brisbane River were progressively lengthened in the late 1970s to accommodate Electric Multiple Unit trains . 27. This tunnel was meant to absorb the suburban service utilizing electric multiple unit trains , which was started in 1933. 28. Originally, only electric multiple unit trains were used, but later electric locomotives and electro-diesel hybrids were developed. 29. This became less of an issue when diesel multiple unit trains were introduced, which could easily reverse at Reading General. 30. Italian Electric Multiple Unit trains built at the beginning of the 1990s for use on secondary lines and for commuter traffic.