Changed RSS Aggregator, so please, be patient, some picture are loosed,and some post also, need some days and all become normal.
This is my most viewed - most popular theory page. In this article i present a bath of useful circuits made with transistors, such as relay drivers, light/dark detectors, oscillators, flip-flop circuits, switch debouncers etc.[Read more]
The electronic components come in standard packages. In this page I have links to PDF files with the dimensional drawing of these packages[Read more]
Yet another stable linear variable power supply capable of delivering 0-20V 10mA-2A with current limiting.[Read more]