On Thu, March 25, 2010 14:16, Lea Murphy wrote: > I have acquired several different types of AA batteries and chargers over > the years. All Ni-MH. > > Can anyone tell me if it makes a difference if I charge brand Q batteries > in a charger made for brand S batteries? > > Are there any things I need to be cautious of so I don't burn down my > house if I mix them up? Since we're talking all NiMH, any good charger will work safely and effectively with any battery. Some simple-minded chargers may under-charge or over-charge. Good signs: independent charging circuits for each battery, meaning it's paying attention to the details. -- David Dyer-Bennet, dd-b@xxxxxxxx; http://dd-b.net/ Snapshots: http://dd-b.net/dd-b/SnapshotAlbum/data/ Photos: http://dd-b.net/photography/gallery/ Dragaera: http://dragaera.info