Clive Sinclair 1985 owing to Sinclair's financial troubles.) The following year, he received a knighthood and formed Sinclair Vehicles Ltd. to develop electric vehicles, which resulted in the unsuccessful Sinclair C5 in 1985. In 1984, Sinclair launched the Sinclair QL computer, intended for professional users. Development of the ZX Spectrum continued with the enhanced ZX Spectrum 128 in 1985. In April 1986, Sinclair Research sold the Sinclair trademark and computer business to Amstrad for £5 million. Sinclair Research Ltd. was reduced to an R&D business and holding company, with shareholdings in several spin-off companies, formed to exploit technologies developed by the company.
Sinclair Zike Sinclair Zike The Zike, or Sinclair Zike, was a lightweight electric bicycle invented by Clive Sinclair and marketed by his company Sinclair Research Ltd in 1992. It was a commercial failure, selling only 2,000 units while originally intended to be produced at the rate of 10,000 a month. It was ended six months after introduction. The Sinclair Zike is a portable bicycle with a small electric motor driving the rear wheel and with batteries built into its frame. It weighs 11kg. The batteries fit inside the central shaft together with the motor. It uses nickel–cadmium batteries which have half the