kbeast wrote: > So according the power suppliies display, with just the pi hooked up, > 5.02 and. 298 but sometimes hits. 300. With both the pi and screen it > shows 5.01 and .862...it does vary a little though. > > The PS is rated 5V 4A via USB, otherwise its variable 5-24V
The volt drop depends on the wire gauge used in the USB cable. If it is 24AWG this has a resistance of 84.44mOhms/m. A 2m cable would have a resistance of O.337 Ohms. Even if contact resistances are ignored the volt drop will be 0.29V at 0.862A. Have a look at this article https://www.raspberrypi.org/forums/viewtopic.php?t=232835 Sent from my SM-G900F using Tapatalk ------------------------------------------------------------------------ slartibartfast's Profile: http://forums.slimdevices.com/member.php?userid=35609 View this thread: http://forums.slimdevices.com/showthread.php?t=109404 _______________________________________________ unix mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/unix
