No problem. I do want to do my own test. But not for the battery cheking but cheking for the unit I have built. Maybe I should get a multimeter with 0.5% uncertainty (if there is such a thing) and redo all the calculations. -----Original Message----- From: pic microcontroller discussion list [mailto:PICLIST@MITVMA.MIT.EDU] On Behalf Of Jinx Sent: Saturday, November 08, 2003 2:00 AM To: PICLIST@MITVMA.MIT.EDU Subject: Re: [EE]: Testing prototype with a battery > > Can't you just trust that the Ah rating for the battery is correct ? > > I do trust the battery rating Sorry, didn't mean to imply that you can't do the maths. I was assuming that you'd seen the manufacturer's discharge data but for some reason still wanted to do your own testing -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.