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 ?
The simplified block diagram of the PWM LED dimmer prototype design for tunable white lighting systems is shown in Fig.
Last year I installed a dimmer switch on the ceiling fan in my living room.
Dimmers: The challenge is mainly the different types of plastics available, which make it almost impossible to cover all sorts with only one polymer.
All incandescent/ halogen bulbs work with virtually all dimmers. Existing dimmers will typically not deliver expected performance with LED or even CFL loads, but new dimmers are available that will control all common bulb types.
Chris Lewis drove to London to do the work - and then returned two weeks later to adjust two bedroom dimmer switches.
A quality dimmer such as those made by Lutron, whose founder invented the electronic dimmer switch in 1961, can dramatically transform a living space.
Seek man-made geo-pathic fields around electrical devices such as fuse boxes and dimmer switches.
CATCH THE WAVE Here's a list of some of the initial product types that will ship with the Z-Wave logo: Company Initial Z-Wave Products Danfoss Thermostats Intermatic Switches, dimmers, receptacles, remote controls, lamp and appliance modules Leviton Switches, dimmers, media servers Wayne Dalton Garage doer openers, network scene controllers
New electronic transformers have been incorporated into the Halogen range; compatible with leading and trailing edge dimmers while continuing to offer double the average lamp life.
CHICAGO--Star Controls, a division of Hybrinetics Inc., will introduce a wide range of dimmers, controls for ceiling fans and lights, and a new display at the National Hardware Show opening here on Sunday.
Other steps can be taken to reduce lighting costs, including the installation of occupancy sensors in conference rooms that will automatically turn lights on and off as needed and dimmers that can adjust the amount of artificial light depending on the amount of sunlight in the room.
M2 EQUITYBITES-March 8, 2018-RatPac Dimmers enters into equity investment with Vopne Capital