Tips to extend battery life

…Encoding video to the pro res, Avi-D and X-HD,…or a RAW file, is a pretty robust task.…In the past, these sorts of things weren't done in camera, but more often done…at the professional editing system level, with…full-blown computers and a direct supply of power.…Now we're doing it in small portable cameras, so…it takes a lot of juice to pull this off.…I cannot emphasize enough, the need to tether.…

Make sure you always have your camera's power supply with you and…wherever possible, the ability to plug into an extension cord or an outlet.…It is critical that you treat this like it was…a scuba diving tank, and that was your air line.…Always stay connected to power whenever possible.…Even just in the simple fact of recording here, in…a half hours time we've gone from a mostly full…battery to a practically empty battery very quickly, so it…becomes necessary to do a few things to take control.…Now, the use of external or back up batteries is your best bet.…

The ability to quickly switch to a new battery is going…