mechanical turntable

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• Laser turntable — A laser turntable is a phonograph that plays gramophone records using a laser beam as the pickup, rather than a conventional diamond tipped stylus. This playback system has the unique mechanical advantage of never physically touching the record… …   Wikipedia

• Belt-drive turntable — There are two main types of phonograph turntable drives still being manufactured today, the belt drive and direct drive systems; the names are based upon the type of motor system found in each.In a belt drive turntable the motor is located under… …   Wikipedia

• Antique radio — DIORA AGA RSZ 50 ca.1947 from Poland An antique radio is a radio receiving set that is collectible because of its age and rarity. Although collectors may differ on the cutoff dates, most would use 50 years old, or the pre World War II Era, for… …   Wikipedia

• University High School (Irvine, California) — Infobox Secondary school name = University High School motto= Unity through Diversity type = Public secondary grades = 9–12 established= 1970 city = Irvine state = California country = USA enrollment = about 2,600 mascot = Trojan colors =… …   Wikipedia

• Phonograph — Turntable redirects here. For other uses, see Turntable (disambiguation). Edison cylinder phonograph ca. 1899 …   Wikipedia

• Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after …   Wikipedia

• mechanoreception — See mechanoreceptor. * * * Ability to detect and respond to mechanical stimuli in one s environment. A slight deformation of a mechanoreceptive neuron causes an electric charge at its surface, activating a response. Mechanoreceptors in pain spots …   Universalium

• Crane (machine) — A modern crawler type derrick crane with outriggers. The latticed boom is fitted with a jib. A crane is a type of machine, generally equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower material …   Wikipedia

• Harmonic oscillator — This article is about the harmonic oscillator in classical mechanics. For its uses in quantum mechanics, see quantum harmonic oscillator. Classical mechanics …   Wikipedia

• Comparison of analog and digital recording — This article compares the two ways in which sound is recorded and stored. Actual sound waves consist of continuous variations in air pressure. Representations of these signals can be recorded using either digital or analog techniques. An analog… …   Wikipedia

• Bahnbetriebswerk (steam locomotives) — A Bahnbetriebswerk (also abbreviated to Betriebswerk, Bw or BW) is the German term for a depot where the maintenance of railway locomotives and other rolling stock is carried out. It is roughly equivalent to a locomotive shed, running shed or… …   Wikipedia