2) LED as a Continuity tester: The above shown circuit is LED as continuity tester. This circuit is used for checking continuity of cables, connectors and switches. When A and B terminals are shorted, ...

Midwest Circuits' LED street-light technology shines Published: Jun. 12, 2008, 9:00 a.m. By Sarah A. Rigg Patel ...

This is a simple blinking led circuit powered from 220V that can be used to mark special places or as voltage indicator. The voltage from the mains charges the capacitor through R1 resistor and D1 ...

Decorative lighting has become quite popular, with options such as LED surface panels, strip lights, COB lights, spotlights, ...

Finally, they showed that when the circuit was deposited onto a polymer substrate, its performance remained stable even when bent to a radius of 15mm – confirming its flexibility. Thanks to these ...

The LED is glowing less brightly because play dough has some electrical resistance. The more play dough a current has to pass through in a circuit, the dimmer the LED will glow.

LED driver outputs may also be damaged or destroyed by short circuits. Most LED drivers include built-in safety features, including thermal shutdown, as well as open and short LED detection. However, ...