Category Archives: Components

Batteries, visualized

Researchers at the University of Michigan have made a see-through battery to research battery physics and directly observe dendrite formation. Continue reading

Posted in Components, Current Events, Electronics | Leave a comment

A Better Voltage Regulator

There’s a switched mode, drop-in replacement for the LM7805. Pass it on. Continue reading

Posted in Components, Current Events, Electronics, Power, Toys | Leave a comment

The EBCs of BJTs

Bipolar Junction transistors (BJTs — NPN and PNP types) are inexpensive, reliable, relatively easy to use, and very useful. Here’s how they are used. Continue reading

Posted in Analog, Building blocks, Components, Electronics, HOW-TO | Tagged , , , , , , , | Leave a comment

Components: Servos

Servo motors are useful devices. Here’s how to drive them using a microcontroller or similar device. Continue reading

Posted in Components, Digital, Electronics, HOW-TO, Robotics | Leave a comment