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Portage strap: a strap (usually made of leather) attached to the inside of the bike frame, designed to make carrying the bike over one's shoulder easier; Pulley wheel: see Jockey wheel; Power meter: a device on a bicycle that measures the power output of the rider; Quick release: a skewer with a lever on one end that loosens when the lever is ...
Threaded headset. Traditional bicycle head tubes and headsets are sized for a 25.4 mm (1 in) diameter steerer tube (also known as the fork column). Many frame and fork manufacturers are now building their parts around a steerer tube with a diameter of 28.6 mm (1 + 1 ⁄ 8 in). The larger diameter of the head tube and headset gives added ...
A bicycle head tube with a partially installed bicycle headset; the locknut has yet to be fitted onto the fork steerer tube. The head tube is the part of a cycle's tubular frame within which the front fork steerer tube is mounted. [1] On a motorcycle, the "head tube" is normally called the steering head.
A rare type of microphone stand is the bottomless microphone stand—essentially a microphone stand with no base, so a singer must hold it throughout a live performance. It is useful as a mobile prop. Freddie Mercury (the lead singer of Queen), discovered the device by accident: he grabbed a standard microphone stand with such force that it ...
Quill stems require a steerer tube of the same length as the headset and head tube combined and thus must be matched to the specific bicycle model. Threadless systems use an unthreaded steerer tube, which extends into the stem and may be cut to length as desired in order to accommodate the height of the headset, head tube, stem and any spacers ...
A microphone, colloquially called a mic (/ m aɪ k /), [1] or mike, [a] is a transducer that converts sound into an electrical signal. Microphones are used in many applications such as telephones , hearing aids , public address systems for concert halls and public events, motion picture production, live and recorded audio engineering , sound ...
The track stand [1] or standstill [2] is a technique that bicycle riders can use to maintain balance while their bicycle remains stationary or moves only minimal distances. The technique originated in track cycling and is now used by other types of cyclists wishing to stop for a short time without putting a foot on the ground, such as bike ...
A typical example of a headset used for voice chats. A headset is a headphone combined with a microphone. Headsets provide the equivalent functionality of a telephone handset with hands-free operation. Among applications for headsets, besides telephone use, are aviation, theatre or television studio intercom systems, and console or PC gaming.