Sinclair Research worried that Clive Sinclair himself was using his own personal wealth to fund his inventions. By 1990 the company's entire staff had been reduced to just Sinclair himself, a salesman/administrator, and an R&D employee. By 1997 only Sinclair himself was working at his company. In 1992, the "Zike" electric bicycle was released, Sinclair's second attempt at changing people's means of transport. It had a maximum speed of , and was only available by mail order. Much like the C5, the "Zike" was a commercial failure, and sold only 2,000 units. In 1999 Sinclair released the world's smallest radio, in the
Type 3 submergence transport vehicle Chōsen Machinery-Jinsen Factory build all of the "Yu 3001"-class boats. Improved model of the "Yu I" type. "Yu II" was built by Kampon technical guidance. The IJN used the "Ha-101"-class submarine drawings and designed this. Type 3 submergence transport vehicle The was a class of transport submarines built for the Imperial Japanese Army (IJA) during the Second World War. The IJA planned to build over 400 boats, however only 38 boats were completed until the end of war. The IJA called them . In 1943 the IJA decided to build a transport submarine for themselves, because the IJA was soundly