[time-nuts] Measuring Phase diference between different GPSDO

Bob Camp lists at rtty.us
Fri May 3 07:21:11 EDT 2013


Hi

If you have a pile of GPIB cables, you may also have a GPIB card on a PC. You will have a lot more luck finding free software to read and log the data from the 5370 than from the 3575. As mentioned before, the 5370 will be much more accurate / higher resolution in this application. 

Bob

On May 3, 2013, at 12:28 AM, Mark C. Stephens <marks at non-stop.com.au> wrote:

> According to http://www.realhamradio.com/z3801a-turning-point.htm they use a HP 3575A phase meter to perform the measurement.
> Or perhaps I have misinterpreted the whole thing?
> 
> 
> I do have a temperature controlled workshop that is always 24 degrees so hopefully thermal drift won't be too much of an issue.
> 
> 
> mark
> 
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On Behalf Of lists at lazygranch.com
> Sent: Friday, 3 May 2013 12:12 PM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] Measuring Phase diference between different GPSDO
> 
> Meditating on this a bit, I assume in a strict sense, you can only consider GPSDOs phase locked if they are disciplined from the same GPS.
> 
> Or is this being pedantic?
> 
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.
> 
> 
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.



More information about the time-nuts mailing list