Re: [Discuss-gnuradio] Best practice to power up USRP

On 10/27/2010 01:35 PM, Alberto Trentadue wrote:
> I would connect to Matt's question to ask
> about ground loops.
> Sometimes, when the USRP is connected to the antenna outside and I insert the DC plug, I see
> sparkles on the ground shield of the plug, when it touches the enclosure.
>
> I decided to connect the PC and other
> devices to a common GND, but I don't see any way to ground the USRP box.
> Would you recommend to create a external GND
> connection point on the USRP enclosure?
>
> Thanks
> Alberto

The power supply is isolated. The shield on your coax is connected to
the USRP ground.

Matt

_______________________________________________
Discuss-gnuradio mailing list
Discuss-gnuradio@gnu.org
http://lists.gnu.org/mailman/listinfo/discuss-gnuradio