There are two separate circuits when it comes to motors and motor control. The main power circuit is what supplies the power ...

Single-phase and 3-phase AC squirrel cage induction motors need some type of control circuit to initiate a start or stop function. The two types of ladder control circuits commonly used are the 2-wire ...

When the thermistor temperature is below a set value the voltage at pin 2 of the 555 drops below 1/3 of Vcc. This turns on the triac controlled heater and also starts the timing cycle. If the ...

Touch controls are not only used to switch devices on or off. They can also be used to control different functions. One good example is the TV remote control. If it is very important to keep the ...

PWM or Pulse Width Modulation has generally been regarded as too complicated for PC fan speed control compared against using rheostats or linear voltage regulators such as the LM317. I present here a ...

Rik is Pocket-lint's senior news editor and has been a tech and games journalist since the 80s. He has seen and covered just about every console, mobile phone, gadget and home cinema device launched ...

The Mad Catz MLG Pro Circuit Controller isn't cheap, but with a solid build and extensive customization options, it's one of the best gamepads you can get for the PlayStation 3. While it probably goes ...