vibration-reducing
61Mirror lock-up — With mirror lock up the mirror (2) flips up towards (5) well before the shutter (3) opens. As a result light no longer reaches the eyepiece (8). Mirror lock up (often abbreviated to MLU) is a feature employed in many Single Lens Reflex (SLR)… …
62sound reception — Introduction response of an organism s aural mechanism, the ear, to a specific form of energy change, or sound waves. Sound waves can be transmitted through gases, liquids, or solids, but the hearing function of each species is particularly …
63Hard disk drive — Hard drive redirects here. For other uses, see Hard drive (disambiguation). Hard disk drive Mechanical interior of a modern hard disk drive Date invented 24 December 1954 [1] …
64stringed instrument — a musical instrument having strings as the medium of sound production, played with the fingers or with a plectrum or a bow: The guitar, the harp, and the violin are stringed instruments. * * * Any musical instrument that produces sound by the… …
65Vibraphone — Infobox instrument name=Vibraphone names=Vibraharp, Vibes image capt=A typical vibraphone color=#FFEC8B classification=Percussion instrument (Idiophone) range= related= musicians= builders= articles=The vibraphone, sometimes called the vibraharp… …
66Hawker Typhoon — Typhoon Typhoon Ib EK139 N Dirty Dora of 175 Sqn. being armed with 500 lb (227 kg) concrete practice bombs in late 1943 …
67Mat — This article is about a piece of fabric. For other uses, see Mat (disambiguation). A welcome mat from Lexington, Massachusetts. A mat is a generic term for a piece of fabric or flat material, generally placed on a floor or other flat surface, and …
68Air Movement and Control Association — The Air Movement and Control Association International, Inc. (AMCA; pronounced Am Cah ) is a nonprofit organization that creates standards for, tests, and rates Heating, Ventilating, and Air Conditioning (HVAC) equipment. It is best known for its …
69P-38 Lightning — infobox Aircraft name =P 38 Lightning type =Heavy fighter manufacturer =Lockheed caption = designer =Kelly Johnson first flight =27 January 1939 introduction = 1941 retired = 1949 primary user = United States Army Air Force more users = produced …
70Middle ear — Malleus Tensor Tympani Incus Stapedius …
