The electronic ballast circuit block diagram (see Fig. 1) includes the ac-line input voltage (typically 220 Vac/50 Hz or 120 Vac/60 Hz), an EMI filter to block circuit generated switching noise, a ...
Compact fluorescent lamps (CFLs) are replacing incandescent light bulbs at a rapid rate due to their tremendous energy savings and longer lifetime. Additional energy savings can be achieved by dimming ...
With all of the excitement surrounding LEDs these days, one might say high-intensity discharge (HID) lamps are out of the limelight. But though LEDs get most of the headlines, HID sources are still ...
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