Christin Perry is a freelance writer whose work has appeared in numerous outlets, including WeddingWire, The Knot, Parents and Verywell Family. When she's not working, Christin enjoys reading, ...

Find the best solar options for your home and budget. Find the best solar options for your home and budget. A solar charge controller is a device found in a photovoltaic (PV) energy system that ...

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 ...

Battery-charger-control designers face a fundamental choice: to use a part from the rich selection of dedicated charge-control ICs available from many vendors or to use a programmable microcontroller.