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Original salt water dimmers mounted on the wall in the wings of Alexandra Palace Theatre. Salt water dimmers, which are an early example of liquid rheostats, were used in theatres after the introduction of electric stage lighting to control the brightness of the lights on stage.
A liquid rheostat or water rheostat [1] or salt water rheostat is a type of variable resistor. This may be used as a dummy load or as a starting resistor for large slip ring motors. In the simplest form it consists of a tank containing brine or other electrolyte solution, in which electrodes are submerged to create an electrical load .
Early examples of a rheostat dimmer include a salt water dimmer, a kind of liquid rheostat; the liquid between a movable and fixed contact provided a variable resistance. The closer the contacts to each other, the more voltage was available for the light.
Alexandra Palace Theatre after 2018 refurbishment Stage Machinery at Alexandra Palace Weights used with stage machinery Salt water dimmers backstage at Alexandra Palace Theatre Film Projector housing in Alexandra Palace Theatre Sunday service in the theatre during WW1, painted by George Kenner, an internee, View of the stage from the theatre balcony after the 1922 refurbishment Theatre used by ...
Furthermore, 43% of retirees believe their benefits will be cut in the future, while 47% of nonretired adults worry that Social Security won't be able to pay them a benefit at all once they retire.
Salt water dimmer; Security lighting; Lighting as a service; Skylight; Solight Design; Son et lumière (show) Ettore Sottsass; Spectral G-index; Spectral power distribution; Staircase timer; Sustainable lighting
For example, the legislation generally curtailed some of the mortgage-interest deductions for upscale taxpayers. It also limited SALT, or state and local tax deductions, to $10,000 per household ...
Saline water (more commonly known as salt water) is water that contains a high concentration of dissolved salts (mainly sodium chloride). On the United States Geological Survey (USGS) salinity scale, saline water is saltier than brackish water , but less salty than brine .