Regular NiMH batteries lose 10–15% of their charge in the first twenty ... You might think it'd be best to charge a battery up to 100% if you know you're not going to be using it for a while.

Anyone know the overall expected life of ordinary NiMH batteries (e.g. AA for, say, a digital camera)? Not referring to charge cycle life, rather, overall life from new to "it's time to trash these".

You might see a difference after sitting for a bit if a battery has a high discharge rate, but probably not ... As far as charging goes, I use a VTC4 charger for my NiMH and single cell lithium ...

[Paul Allen] has been working on the latest iteration of his NiMh battery charger and it ... to monitor and log every aspect of the charging process. Not only does it have a SD card for data ...

Of course, a critical component of every EV is the battery ... can endure many charge and discharge cycles before their performance begins to decline. Not only that, but NiMH batteries can ...

The device charges 1- or 2-cell NiMH coin-cell batteries and features a programmable charge ... does not require external diodes or FETs to prevent reverse currents on the backup-battery, boost ...