Can I emit light from an inductor?
31554
Does waving a magnet around create light?
93477
Does LED brightness change with voltage?
91814
4-20mA output/transmitter?
125392
Is LED properly implemented in the constant current circuit?
53976
How to connect an LED indicator to a circuit?
117197
Can there be black light? I mean is it possible to devise a machine that outputs darkness?
125843
Can I tie into a 12 gauge 20 amp line with 14/2 NM-B to run a light?
62888
How to power a button's LED within a guitar?
36312
Changing the resistor to be in front or behind an LED doesn't affect brightness?
14112
Why would one drive LEDs with a common emitter?
106696
Can I configure a Redstone Energy Cell to emit a redstone signal if it is full?
79884
How do I connect power to a light bulb?
56791
How is light emitted by an incandescent lamp
89558
Why are lamps and mesh lights not illuminating anything?
44171
Does visible light heat things up?
117910
How to drive multiple LEDs from a Li-ion battery (with varying voltage)?
6063
Does light induce an electric current in a conductor?