Re: [time-nuts] Update on my Arduino GPSDO / NTP server - going atomic

2014-09-05 Thread Ryan Stasel
that, I would assume your PLL loop is sweeping. But I’m sure that’s already in your code… just didn’t look through it all. =) Cool idea though. I’ve found very few (none) instances of people actually running NTP servers from arduino hardware… most use Raspi or the like. Thanks! -Ryan Stasel

Re: [time-nuts] Update on my Arduino GPSDO / NTP server - going atomic

2014-09-05 Thread Ryan Stasel
On Sep 5, 2014, at 17:34 , Chris Albertson albertson.ch...@gmail.com wrote: On Fri, Sep 5, 2014 at 2:28 PM, Ryan Stasel rsta...@uoregon.edu wrote: Cool idea though. I’ve found very few (none) instances of people actually running NTP servers from arduino hardware… most use Raspi or the like

[time-nuts] FE-5680a DGND/GND separate?

2014-09-16 Thread Ryan Stasel
connected internally to the oscillator, so I'm not sure the point. Is there any point in separating out those grounds? Thanks! -Ryan Stasel ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman

Re: [time-nuts] KO4BB.com

2014-09-29 Thread Ryan Stasel
that would work for that kind of bandwidth (I had no idea it was so high, but it is a great resource). Thoughts? -Ryan Stasel On Sep 28, 2014, at 11:18 , Didier Juges shali...@gmail.com wrote: Francesco, Thanks for the offer. I have been a Linux user since Slackware with the 1.0.9 kernel. I know

Re: [time-nuts] KO4BB.com

2014-09-30 Thread Ryan Stasel
site, cloudflare will greatly reduce your bandwidth, and prevent other abusive behavior (like hotlinking). =) Let us know! -Ryan Stasel On Sep 30, 2014, at 6:42 PM, Paul Alfille paul.alfi...@gmail.commailto:paul.alfi...@gmail.com wrote: Looking at Cloudflare's website, they claim

Re: [time-nuts] 10MHz Rubidium reference source for frequency

2014-10-27 Thread Ryan Stasel
fix). Thanks! -Ryan Stasel On Oct 26, 2014, at 6:51 PM, Chris Albertson albertson.ch...@gmail.com wrote: On Sun, Oct 26, 2014 at 2:05 PM, Karen Tadevosyan ra3...@mail.ru wrote: I hope to use homemade GPSDO for the rubidium oscillator calibration. You can save a little if you build

Re: [time-nuts] Connections for FE-5680A rubidium sources

2014-12-16 Thread Ryan Stasel
(linear) 12v wall wart, or are you all just using 15v? -Ryan Stasel On Dec 16, 2014, at 09:54 , Clint Turner tur...@ussc.com wrote: Hello, I've mounted both my LPRO-101 and FE-5680 in Hammond 1590-type cast aluminum boxes, bolting the rubidium unit to the lid of said box, and found

Re: [time-nuts] DeLorme Tripmate GPS receiver

2014-12-22 Thread Ryan Stasel
Ed, Not 100% sure this is the same model, but it would seem to indicate there's a PPS signal on the DCD pin (from the gpsd-users list circa 2007): http://marc.info/?l=gpsd-usersm=118340900010559w=2 Have a 'scope to check what that pin looks like? -Ryan Stasel On Dec 21, 2014, at 23:07 , ed

Re: [time-nuts] Racal-Dana GPIB card question

2015-02-07 Thread Ryan Stasel
Yeah, I know about the GPIB vs Airforce issue. Turns out all the seller's cards are Rev B, which I'm assuming won't work with the Rev. A counter. =/ I'll see if I can get onto the Racal-Dana group, thanks! -Ryan Stasel On Feb 6, 2015, at 10:07 , Malcolm via time-nuts time-nuts@febo.com wrote

[time-nuts] Racal-Dana GPIB card question

2015-02-05 Thread Ryan Stasel
as? Or happen to have a spare card? =P There's a seller with 8 of them on eBay, but they're not the easiest seller I've ever dealt with (and also seem to be asking a premium for the cards ($50 + shipping)). Thanks! -Ryan Stasel ___ time-nuts mailing list

[time-nuts] Cisco Nexus switches and the leap second

2015-06-26 Thread Ryan Stasel
up. I guess after things went sideways (a bit) in 2012 they didn’t think it was a big deal to address completely before this year. Anyway, just figured it might be of interest to those on this list that are also involved in data Networking (or just find it interesting). -Ryan Stasel

[time-nuts] GPS jamming test in SW US this month.

2016-06-07 Thread Ryan Stasel
Interesting article linked off slashdot. Apparently the Navy will be doing some GPS jamming experiments. Would imagine it could cause some GPSDO drift http://m.slashdot.org/story/312173 Ryan Stasel IT Operations Manager, SOJC University of Oregon Sent from my iPhone

Re: [time-nuts] Trimble Thunderbolt GPSDO Troubleshooting

2016-03-25 Thread Ryan Stasel
, or just get frustrated lifting pins, and remove the whole darn thing (like Clint suggested). =P Thanks all! -Ryan Stasel > On Mar 25, 2016, at 12:52 , Robert LaJeunesse <lajeune...@mail.com> wrote: > > Personally I'd take a few minutes to look closer at the '232 chip wi

[time-nuts] Trimble Thunderbolt GPSDO Troubleshooting

2016-03-25 Thread Ryan Stasel
for the encouragement to test more before posting to the list. =) -Ryan Stasel ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.

Re: [time-nuts] Trimble Thunderbolt GPSDO Troubleshooting

2016-03-28 Thread Ryan Stasel
rather beyond my ability. I don’t really want to just lift the output of the 5V reference and leave whatever it feeds floating. Any help would be greatly appreciated. Thanks! -Ryan Stasel On Mar 27, 2016, at 4:59 PM, Ryan Stasel <rsta...@uoregon.edu<mailto:rsta...@uoregon.edu>>

Re: [time-nuts] Trimble Thunderbolt GPSDO Troubleshooting

2016-04-01 Thread Ryan Stasel
, here endeth the repair. =( Unless someone has somewhere else for me to look… or something else to try. Guess as long as I left it hooked up to a UPS, I’d have a nice stable 10mhz. =/ *sigh* -Ryan Stasel > On Mar 31, 2016, at 1:09 PM, Ryan Stasel <rsta...@uoregon.edu> wrote: > >

Re: [time-nuts] Lightning 1, tbolt 0.

2016-03-31 Thread Ryan Stasel
when working on older bench multimeters. You may need to get in there and probe a bit. In my case, my bad RS232 driver was drawing about 350mA and getting VERY hot, VERY fast. Good luck, and let us know! -Ryan Stasel > On Mar 30, 2016, at 19:06 , Scott Newell <newell+timen...@n5t

Re: [time-nuts] Trimble Thunderbolt GPSDO Troubleshooting

2016-03-31 Thread Ryan Stasel
Stasel > On Mar 29, 2016, at 20:36 , Ryan Stasel <rsta...@uoregon.edu> wrote: > > Hi Charles (et al), > > So, I did see that post, but I'm not entirely sure how it works. If I > understand, the FPGA is generating the 9.7khz clock (which I can see on the > test

Re: [time-nuts] Trimble Thunderbolt GPSDO Troubleshooting

2016-03-29 Thread Ryan Stasel
. :( Anything else I might want to look at? And thanks for all the responses! Ryan Stasel IT Operations Manager, SOJC University of Oregon Sent from my iPhone On Mar 29, 2016, at 02:01, Charles Steinmetz <csteinm...@yandex.com<mailto:csteinm...@yandex.com>> wrote: Ryan wrote: Also confusing

Re: [time-nuts] RG6 or LMR400 for GPS Antenna (Symmetricom 58532A and T-bolt)

2016-04-22 Thread Ryan Stasel
80%) (the home depot stuff seems to be 79%). -Ryan Stasel > On Apr 22, 2016, at 14:38 , Bob Stewart <b...@evoria.net> wrote: > > Hi Ryan, > > For the few years I've been on time-nuts, I understood the consensus view to > be to get a good quality RG-6QS satellite ca

Re: [time-nuts] RG6 or LMR400 for GPS Antenna (Symmetricom 58532A and T-bolt)

2016-04-22 Thread Ryan Stasel
for the DC power going to the antenna), or I’m still overthinking it and should just go with standard RG6? Thanks! -Ryan Stasel > On Apr 21, 2016, at 13:04 , paul swed <paulsw...@gmail.com> wrote: > > Ryan a slight heads up. > Time Nuts is not about time accuracy as many pe

[time-nuts] RG6 or LMR400 for GPS Antenna (Symmetricom 58532A and T-bolt)

2016-04-20 Thread Ryan Stasel
the question, will the T-bolt provide the oomph needed to power that splitter and the antenna over that length of cable? Thanks! -Ryan Stasel ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman

Re: [time-nuts] RG6 or LMR400 for GPS Antenna (Symmetricom 58532A and T-bolt)

2016-04-21 Thread Ryan Stasel
/ProductCatalog/XTEInterfaceServlet?contentKey=prodcatsheetOEM80)). I swear I have a box of Belden somewhere, but I can’t seem to find it. Thanks again! -Ryan Stasel > On Apr 21, 2016, at 06:02 , paul swed <paulsw...@gmail.com> wrote: > > With respect to sealing. Everyone has a method.

Re: [time-nuts] RG6 or LMR400 for GPS Antenna (Symmetricom 58532A and T-bolt)

2016-04-24 Thread Ryan Stasel
the input! It’s been pretty great to read this thread… even if it’s a bit “academic”. =P -Ryan Stasel On Apr 23, 2016, at 7:26 AM, billriches <bill.ric...@verizon.net<mailto:bill.ric...@verizon.net>> wrote: RG6 for CCTV has copper shield and solid conductor. RG6 for CATV has alu

Re: [time-nuts] RG6 or LMR400 for GPS Antenna (Symmetricom 58532A and T-bolt)

2016-04-20 Thread Ryan Stasel
e probably for LMR300, but they work). Other question: any tips for the exterior N connection? I can "weatherproof" the actual cable-connector crimp, but I'm curious if anyone bothers to "lube" the N connector to keep moisture from otherwise seizing it up. Thanks! Ryan Stas

Re: [time-nuts] Heathkit clock available

2016-08-12 Thread Ryan Stasel
/tabledisplay.html). All and all, the US power grid is pretty close to 60Hz. =) It is fun to watch how each of the interconnects here in the US lead/lag 60Hz depending on the time of day, and the load on the system (at least, I assume that’s the cause). Thanks! -Ryan Stasel > On Aug 12, 2