Valve RF amplifier — A valve RF amplifier (UK and Aus.) or tube amplifier (U.S.), is a device for electrically amplifying the power of an electrical , typically (but not exclusively) radio frequency signals.Low to medium power valve amplifiers for frequencies below… … Wikipedia
Light gas gun — The light gas gun is an apparatus for physics experiments, a highly specialized gun designed to generate very high velocities. It is usually used to study high speed impact phenomena (hypervelocity research), such as the formation of impact… … Wikipedia
Mercury-arc valve — Mercury rectifier on display in Beromünster, Switzerland before being decommissioned A mercury arc valve (mercury vapor rectifier) is a type of electrical rectifier used for converting high voltage or high current alternating current (AC) into… … Wikipedia
Radio-controlled model — A radio controlled model (or RC model) is a model that is steerable with the use of radio control. All types of vehicles imaginable have had RC systems installed in them, including cars, boats, planes, and even helicopters and scale railway… … Wikipedia
Spatial light modulator — A spatial light modulator (SLM) is an object that imposes some form of spatially varying modulation on a beam of light. A simple example is an overhead projector transparency. Usually when the phrase SLM is used, it means that the transparency… … Wikipedia
Mercury arc valve — A mercury arc valve (mercury vapor rectifier) is a type of electrical rectifier which converts alternating current into direct current. Rectifiers of this type were used in electric motor power supplies for industry, in electric… … Wikipedia
Sleeve valve — The sleeve valve is a type of valve mechanism for piston engines, distinct from the more common poppet valve. They saw use in some pre World War II luxury cars, sports cars, the Willys Knight car and light truck, and saw substantial use in… … Wikipedia
Pneumatic valve springs — are metal bellows filled with compressed airCitation last = Scarborough first = Craig author link = last2 = first2 = author2 link = title = F1 Engines Valve technology date = year = url = http://scarbsf1.com/valves.html accessdate = 2007 03 05 ]… … Wikipedia
Sun valve — A sun valve ( Solventil , solar valve ) is a form of flow control valve, notable because it earned its inventor Gustaf Dalén the Nobel prize in physics. The valve formed part of the Dalén light which was used in lighthouses from the 1900s through … Wikipedia
Cape Moreton Light — Cape Moreton Lighthouse, 2007 … Wikipedia