junction photocell
11Street light — A street light, lamppost, street lamp, light standard or lamp standard, is a raised source of light on the edge of a road, turned on or lit at a certain time every night. Modern lamps may also have light sensitive photocells to turn them on at… …
12Monroeville Mall — An Entrance to the Monroeville Mall Location William Penn Hwy. (Business U.S. 22) Monroeville, Pennsylvania Opening date October 1969 …
13Variable-gain amplifier — A variable gain or voltage controlled amplifier is an electronic amplifier that varies its gain depending on a control voltage (often abbreviated CV). VCAs have many applications, including audio level compression, synthesizers and amplitude… …
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