Re: [Discuss-gnuradio] Re: A low-budget SDR - Was: PCIe know-how?

[Eric A. Cottrell]

Brian Padalino wrote:
>> I would have to co-ordinate the receivers exactly to do this... Could
>> it be possible to supply a stable clock over Ethernet? Couple it to
>> the -48VDC? =)
> 
> I highly doubt that you can do it over ethernet, but you may be able
> to supply a 10MHz reference clock over a coax line that could drive
> some sort of PLL that were highly stable?  I am not a clocking expert,
> so you're a bit on your own.
Hello,

You may be able to use IEEE 1588 precision time protocol (PTP) over the
Ethernet to provide time stamps for on-board clock synchronization.

73 Eric