Re: [ntp:questions] Ultralink 325 WWVB receiver

2008-02-16 Thread Rob Kimberley
ern, so would tend to rule out diurnal effects, plus the changes are much larger than one would expect. I notice a large step around 02:00 on a Saturday. Does anything large get switched off/on at this time? Thinking along the lines of some sort of power surge causing interference to the recei

Re: [ntp:questions] Ultralink 325 WWVB receiver

2008-02-02 Thread Rob Kimberley
> You mean from Fort Collins? I'm about 1495 km from there. > > I'll generate some plots and post links to them in a few days, after > enough data has been gathered. I probably should have done that from the > beginning. Sorry - I meant Fort Collins (right State though!). Look forward to seei

Re: [ntp:questions] Ultralink 325 WWVB receiver

2008-02-01 Thread Rob Kimberley
from Boulder? What is the period of the step you are seeing? If on a regular 24 hour basis, I'm guessing due to diurnal affects. Do you have a plot we can see? Rob Kimberley ___ questions mailing list questions@lists.ntp.org https://lists.ntp.org/mailman/listinfo/questions

Re: [ntp:questions] Lep seconds

2008-01-16 Thread Rob Kimberley
Have come across requirements in MIL sat comms systems that need GPS time as well as UTC. In fact I supplied a system to a MIL customer a few years ago with two Zyfer GPS NTP servers - one set to provide UTC time and the other set to provide GPS time. Rob Kimberley "David L. Mills&quo

Re: [ntp:questions] using both a PPS source and a HBG (dcf-77-like) timesource?

2008-01-14 Thread Rob Kimberley
pam. > HBG is in Switzerland if I remember correctly, and from your post, you are in Netherlands, so you can estimate propagation delay. However, I don't see why you would want to use an LF reference of lesser accuracy and estimated delay when you can use GPS. Just

Re: [ntp:questions] Wireless Routers and NTP

2007-11-28 Thread Rob Kimberley
"Richard B. Gilbert" <[EMAIL PROTECTED]> wrote in message news:[EMAIL PROTECTED] > Rob Kimberley wrote: >> Does anyone have recommendations for an ADSL Wireless Router that I can >> manually set the NTP Server address on? My Belkin unit comes >> pre-configu

[ntp:questions] Wireless Routers and NTP

2007-11-28 Thread Rob Kimberley
and Router to be taking time from same source. Cheers Rob Kimberley ___ questions mailing list questions@lists.ntp.org https://lists.ntp.org/mailman/listinfo/questions

Re: [ntp:questions] WiFi & NTP.

2007-08-29 Thread Rob Kimberley
wireless routers. Rob Kimberley "Guy" <[EMAIL PROTECTED]> wrote in message news:[EMAIL PROTECTED] > Dear all, > > I am a student from a French engineering school. I am currently > working on a synchronization over WiFi project that could apply to > embedded devices.