dimmer


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dimmer

1. a device, such as a rheostat, for varying the current through an electric light and thus changing the illumination
2. US
a. a dipped headlight on a road vehicle
b. a parking light on a car

Dimmer

A solid-state device used to vary the voltage to a light fixture and thereby lower or raise the intensity of the light. Used mainly for incandescent lamps and fluorescent lamps with special ballasts. Also called a rheostat, it can be installed on a wall switch or directly into a lamp and can easily be added to existing installations.

dimmer

[′dim·ər]
(electricity)
An electrical or electronic control for varying the intensity of a lamp or other light source.

dimmer

A device which varies the light intensity of a light source without appreciably affecting the spatial distribution of the light; usually an electric control device that varies the current flow and hence the light output of the lamp. dimmer room A room in which are located the dimmers for controlling the lights for an auditorium or theater.
References in periodicals archive ?
Using a light dimmer to adjust fan speed is unsafe because lowering the voltage in a motor causes a condition known as "hysteresis.
Moreover, many bulbs cannot be used with dimmers, or other third party devices like daylight/photo sensors, occupancy sensors or timers.
50 to pounds 204, with dimmers for floor or table lamps also available as well as a variety of snap-on face plates to ensure the dimmers look as good as their acclaimed function.
When it comes to the cocktail party problem, the dimmer switch is a piece of that story, though it's not clear just how big a factor.
The Byron RS32 dimmer switch can be operated by using your TV remote.
NEW YORK-In what is considered the first invisible, hands-free dimmer switch to hit the American market, Anigmo's new control has raised some eyebrows at an upscale design studio here.
Mike Dimmer argues that BAGS racing and welfare can go hand in hand I AM sure that Helen Warne has the best interests of our sport at heart and certainly, like myself and many other owners, considers welfare of prime importance.
As the system detects variations in light intensity, it assigns to them 1s or 0s, depending on whether they are brighter or dimmer, respectively, than average for the surface.
Imagine this virus production to be controlled by something like a dimmer switch that you use at home to control how bright your light is.
Dimmer general manager of its Havana Foundry, Havana, IL, and W.
It must be within 75 feet of the lighting to prevent voltage drop, in which bulbs farther from the transformer are dimmer than ones that are closer.