The simple project is built around an ATmega8 that utilizes PWM and ADC to control the charging current of NiMH battery cells. One very popular energy source in portable media like digital cameras, ...

When you need to keep your electronics going but want to be more environmentally conscientious, finding batteries that meet both your needs can feel challenging. However, thanks to the team at Linogy, ...

People think about NiMH cell chargers probably as much as they think about batteries, unless it’s time to replace the cells in whatever device they’re installed in. This doesn’t make a teardown of one ...

Although not a new device, the LM317 is still a high-performance regulator. Its output voltage is essentially immune to fluctuations in load, supply voltage and temperature and this makes it ideal as ...

The increasing dominance of lithium cells in the market place leave our trusty NiMH cells in a rough spot. Sure, you can still get a chargers for the AAs in your life, but it’s old tech and not ...