This site covers a wide range of electronic materials and solution. They have many tutorials covering topics for beginners to more advanced topics. Some of the topics that are covered in the tutorials ...

Reverse polarity is one of the most common causes of circuit failure, from hobby projects to industrial systems. The good news is that a well-designed reverse polarity protection using MOSFET ...

QSPICE is an analog and mixed-signal simulator characterized by high simulation speed, accuracy and reliability. It is a new program and can be downloaded here. QSPICE is still in the demonstration ...