He's got the SVGA board in the P3. If he hasn't done the higher current mod to the K3 to get enough current out of that jack to run the P3 and SVGA, chances are it will trip the auto resetting fuse in the K3. I didn't do the mod to mine when I got the SVGA board, I just connected the P3 directly to my power supply terminals rather than open up the K3 at the time.
Jim - W0EB > The P3 should work fine with 11V. When I tested mine it worked > down to about 6V or so, although that is not guaranteed. > > It is normal for the K3 power connector to show a voltage drop > compared to the 12V input connector, although 1.5V drop seems kind > of high. Could some of that drop be in the power cable? > > Alan N1AL > > > On 02/17/2014 08:20 AM, mike wrote: >> Unable to run P3/VGA from K3 12v output for K3 serial number >> #5981. Only seeing 11 volts when the K3 sees 12.5 volts. >> >> >> -- >> View this message in context: >> http://elecraft.365791.n2.nabble.com/K3-12v-outlet-only-puting- >> out-11-volts-tp7584345.html >> Sent from the Elecraft mailing list archive at Nabble.com. >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: >> http://mailman.qth.net/mmfaq.htm Post: >> mailto:[email protected] >> >> This list hosted by: http://www.qsl.net >> Please help support this email list: >> http://www.qsl.net/donate.html >> >> > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: > http://mailman.qth.net/mmfaq.htm Post: > mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
