On Mon, Dec 7, 2009 at 6:07 PM, Bruce Griffiths <[email protected]> wrote: > Alexander Sack wrote: >> >> On Mon, Dec 7, 2009 at 5:20 PM, Bruce Griffiths >> <[email protected]> wrote: >> >>> >>> Alexander Sack wrote: >>> >>>> >>>> Hi Everybody: >>>> >>>> First post, be gentle. I did some mail-list archive searching and it >>>> seems >>>> that a lot of folks have used the Garmin 18x LVC as their 1PPS sync for >>>> the >>>> desktop with varied success (5V via USB port and RS-232 for 1PPS?). At >>>> work, I have experience with an Endrun Cf/Ct receiver connected to a >>>> small >>>> CDMA antennae (as well as GPS receiver) which works pretty well (I >>>> suppose >>>> its more relative to my crappy motherboard oscillator than anything). I >>>> have no idea how much they run (I think the CDMA one was like $200 and >>>> something). >>>> >>>> What are my options in this realm? Surprisingly enough, Googling for >>>> over >>>> an hour didn't yield much results. There are tons of companies that >>>> offer >>>> various solutions but with little pricing information. I'd be happy to >>>> hear >>>> some suggestions OTHER THAN the Garmin 18x LVC? >>>> >>>> (btw is there such a thing as a desktop rubidium atomic clock with 1 >>>> PPS?) >>>> >>>> Thanks! >>>> >>>> -aps >>>> _______________________________________________ >>>> time-nuts mailing list -- [email protected] >>>> To unsubscribe, go to >>>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >>>> and follow the instructions there. >>>> >>>> >>>> >>> >>> A Soekris 4501 running nanobsd using an M12+T or M12M GPS timing receiver >>> works very well. >>> Failing that an M12+T or M12M GPS timing receiver also works well with a >>> desktop machine that runs FreeBSD. >>> >> >> Yeah I'm running FBSD (actually that's my day job). What's the >> M12+T/M12M, is that a Motorola substance? Linky-link? >> >> -aps >> >> >> > > The M12+T is a Motorola GPS timing receiver (can be picked up on ebay) but > requires an CMOS- to RS232 transceiver chip and a few other parts as well as > an active GPS antenna. > The iLotus M12M is the replacement and can be purchased from Synergy GPS > complete with a suitable motherboard and puck style antenna. > A GPS timing antenna (eg VIC100) with integral 1575MHz bandpass filters is > more resistant to interference. > > http://www.synergy-gps.com/index.php?option=com_content&task=blogcategory&id=32&Itemid=116 > <http://www.synergy-gps.com/index.php?option=com_content&task=blogcategory&id=32&Itemid=116> > > for the M12M timing starter kit which has everything needed to get you > started. > later depending on your location you may want to upgrade to a timing > antenna: > > http://www.synergy-gps.com/index2.php?option=com_content&do_pdf=1&id=139 > <http://www.synergy-gps.com/index2.php?option=com_content&do_pdf=1&id=139>
Very cool. Bruce, would you happen to know of pricing (round about)? -aps _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
