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In 1989, Specialized introduced the Epic, the world's second mass-production carbon fiber mountain bike. [7] In the early 1990s, Specialized introduced the Globe range of urban bikes; it had a major relaunch in 2009, [11] which saw Globe become its own distinct brand. [12] After a hiatus in production, the Globe line currently produces cargo e ...
Red light on the back of a bicycle Early bicycle lighting: candle lamps, oil lamps and carbide lamps Early bicycle lamps and two early bottle dynamos (1935). Bicycle lighting is illumination attached to bicycles whose purpose above all is, along with reflectors, to improve the visibility of the bicycle and its rider to other road users under circumstances of poor ambient illumination.
The front derailleur, however, switches gears almost 30% faster than Dura-Ace’s mechanical counterpart. [1] On traditional bikes, the front derailleur is problematic because the chain can be under tension and has to make a large vertical jump between chainrings. The electronic system's controlled motion overcomes these problems.
Simple platform bicycle pedal. The pedal is the part of a bicycle that the rider pushes with their foot to propel the vehicle. It provides the connection between the cyclist's foot or shoe and the crank allowing the leg to turn the bottom bracket spindle and propel the bicycle's wheels.
This was a water-cooled 848 cc with a large radiator at the front. An in-line four-cylinder side-valve, it had a bore and stroke of 60 x 75 mm. Redesignated the 'TMC' (for "Touring Motor Cycle"), the Wilkinson TMC was one of the top of the range motorcycles built before the First World War. It had no front brake, so relied on twin drum rear ...
In March 2018 they launched their first model, the LBX, a light-weight electric dirt bike. [ 4 ] By August 2022, the company had more than 100 employees, and 50% of the manufacturing process was performed by robots.
The Wilkinson design can also be used as a power combiner because it is made up of passive components and hence is reciprocal. First published by Ernest J. Wilkinson in 1960, [ 1 ] this circuit finds wide use in radio frequency communication systems utilizing multiple channels since the high degree of isolation between the output ports prevents ...
Electrical breakdown in an electric discharge showing the ribbon-like plasma filaments from a Tesla coil.. In electronics, electrical breakdown or dielectric breakdown is a process that occurs when an electrically insulating material (a dielectric), subjected to a high enough voltage, suddenly becomes a conductor and current flows through it.