Assertion: electronic ballast | /r/HasProperty | device
Facets:
Source sentences:
text: An electronic ballast (or electrical ballast) is a device which controls the starting voltage and the operating currents of lighting devices.
text: Electronic Ballast is a device which controls the starting voltage and the operating currents of lighting devices built on the principle of electrical gas discharge.
text: An electronic ballast is a device which is used to limit the current of a load such as tube light or fluorescence lamps.