Engineeringness on MSN

LEDs Explained: How Light Emitting Diodes Work

This video explains how LEDs (Light Emitting Diodes) function and why they are widely used in modern lighting and electronic ...
EDN

A single op-amp solution to stabilize laser output

Semiconductor laser diodes (SLDs) are often packaged with a photodiode. The output current from this photodiode can be monitored to regulate the output power intensity of the laser diode. SLDs, ...