Smoke detectors are generally used in advanced alarm systems. Most of this professional devices use gas-detectors, ionization rooms or radioactive elements as sensors. In this circuit we are not using ...

MANITOWOC, Wis.--(BUSINESS WIRE)--Orion Energy Systems, Inc. (NYSE MKT: OESX), April 30, 2015 - a leading designer and manufacturer of high-performance, energy-efficient lighting platforms, today ...

In this flashing led lights circuit, the LDR or photoresistor is connected in such way that when the light intensity varies it will influence the flashing frequency and the brightness of the LEDs. T1, ...