Sinclair Vehicles poor reception given to the C5 by the press and public meant that these models would never reach production. In August 1985, Hoover, the manufacturer of the C5, announced that production would be stopped due to a financial dispute with Sinclair Vehicles. The following month, Sinclair Vehicles were renamed as TPD Ltd. On 15 October 1985, it was announced that TPD were in receivership and the company entered voluntary liquidation on 4 November 1985. Sinclair Vehicles Sinclair Vehicles Ltd was a company formed in March 1983 by Sir Clive Sinclair as a focus for his work in the field of
Clive Sinclair left school at the age of 18 and instead he sold miniature electronic kits by mail order to the hobby market. Sinclair's Micro Kit was formalised in an exercise book dated 19 June 1958 three weeks before his A-levels. Sinclair drew a radio circuit, Model Mark I, with a components list: cost per set 9/11 (49½p), plus coloured wire and solder, nuts and bolts, plus celluloid chassis (drilled) for nine shillings (45p). Also in the book are advertisement rates for "Radio Constructor" (9d (3¾p)/word, minimum 6/- (30p)) and "Practical Wireless" (5/6 (27½p) per line or part line). Sinclair estimated producing