Almost a month ago I started trying to reverse engineer an inexpensive LED color changing light bulb. With your help I’ve mapped out the circuit, and taken control of the bulb. But there’s ...

Identical lamps can be added in parallel to a circuit. As more bulbs are added, the brightness of each bulb stays the same. Identical lamps have the same resistance. Each lamp in parallel has the ...

There is a move afoot by some theater circuits ... Projector brightness, which can be affected by the age and cleanliness of the bulb, along with any dirt or smudges that may be on the window ...

the capacitor is fully charged and the light bulb is no longer glowing. When the switch is turned, the capacitor is discharged and the bulb starts to glow again until the capacitor loses all of its ...