Thanks Gotta love this stuff for as long as its around. I would grab one but with a 3801 and Tbolt I have enough TekNowlogee already. Regards Paul
On Thu, Mar 28, 2013 at 5:25 PM, Bob Camp <[email protected]> wrote: > Hi > > The BNC on the back is indeed a nice clean 10 MHz sine wave. The odd stuff > comes out of the SMB jacks. The antenna is SMB as well, but at least some > of the sellers include N to SMB adapter cables. The big D connector on the > back has a bunch of LVDS 1/2 pps and LVDS CDMA chip x 4 outputs. There is > also an RS-485 line and an LVDS loopback line. The beast runs with LH and > responds to most of the normal stuff. It does not save the results of an > auto-tune, but that's not as bad as a TBolt. The numbers they have as > defaults are a lot closer to what they should be. They have a switcher in > them, so no need for strange supplies. They have a switcher in them, so you > get interesting spurs (just like the TBolt without a switcher …). Phase > noise floor on the OCXO isn't quite as good as a TBolt, or the buffer amp > really isn't doing it's job. > > Bob > > > On Mar 28, 2013, at 5:01 PM, paul swed <[email protected]> wrote: > > > Yes they do seem inexpensive at $139. I looked at some pix on e### and > its > > not clear what port the 10 Mhz comes out of. There is a BNC on the back > > thats labeled BIT. Built in test. > > But that doesn't make much sense. > > Regards > > Paul > > WB8TSL > > > > On Thu, Mar 28, 2013 at 4:48 PM, Bob Camp <[email protected]> wrote: > > > >> Hi > >> > >> Thunderbolts may make a comeback one of these days. Who knows what's > >> sitting waiting to be scrapped out. > >> > >> At the risk of running up the price - the Trimble EBSCTM's are as good > as > >> a TBolt, and at the moment cheaper. They do lack a pps output, but 10 > MHz > >> seems to be the more popular output on the TBolt. For NTP use, they > have a > >> bunch of 1/2 pps (pulse every other second) outputs. > >> > >> Bob > >> > >> On Mar 28, 2013, at 4:11 PM, Chris Albertson <[email protected] > > > >> wrote: > >> > >>> Some times a project will "take off" when the number of users reaches > >>> a critical mass. There are many Open Source projects where the > >>> initial creator is long gone but the project lives on. How to get a > >>> project to that stage? First off you need numbers of users put allso > >>> you need some kind of communications forum like this one where the > >>> uesrs can help each other. In other words you need to build a > >>> community around the project. > >>> > >>> With the Thunderbolts getting more expensive we might see interrest > >>> agin on home brew GPSDOs. A comunity could ddevelope about these. > >>> That would be the goal of every Open Source author, to get out of the > >>> job of support and pass that job on to the community. > >>> > >>> On Thu, Mar 28, 2013 at 11:16 AM, NeonJohn <[email protected]> wrote: > >>>> > >>>> > >>>> On 03/25/2013 09:36 AM, Jim Lux wrote: > >>>> > >>>>> One reason is that if one DOES release source, one will wind up > >>>>> supporting it, because generally, we all nice people and helpful, and > >>>>> it's hard to tell someone no when they send an email asking how to > get > >>>>> it to compile on Version N+3 when you used version N, etc. This can > be > >>>>> a real distraction from whatever else you are doing. > >>>> > >>>> Boy, you can say that again. And open source hardware is even worse. > A > >>>> couple of years ago I put up an open source induction heater on my > site. > >>>> Everything included - schematics, board layouts, CAD files, theory of > >>>> operation, how to wind the transformer - in short, everything I could > >>>> think of. There's even a kit available from Fluxeon.com. > >>>> > >>>> Yet I probably spend an hour a day responding to emails about that > >>>> project. Approximately 100% of the questions are either answered on > my > >>>> site or by a little googling. It's getting to be enough of a burden > >>>> that I'm considering taking the page down. > >>>> > >>>> I'm a dedicated supporter of Open Source but this experience has > >>>> tempered my enthusiasm a bit. > >>>> > >>>>> And then there's the folks who argue with you about your > implementation > >>>>> or coding style. > >>>> > >>>> Or electrical design style. I think that the people who want to argue > >>>> design, especially "what if I did this?" type arguments are more > >>>> tiresome than the software know-it-alls. > >>>> > >>>> People need to really think and do their Google homework before > hitting > >>>> the email button on a project site. > >>>> > >>>> John > >>>> > >>>> > >>>> -- > >>>> John DeArmond > >>>> Tellico Plains, Occupied TN > >>>> http://www.fluxeon.com <-- THE source for induction heaters > >>>> http://www.neon-john.com <-- email from here > >>>> http://www.johndearmond.com <-- Best damned Blog on the net > >>>> PGP key: wwwkeys.pgp.net: BCB68D77 > >>>> _______________________________________________ > >>>> 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. > >>> > >>> > >>> > >>> -- > >>> > >>> Chris Albertson > >>> Redondo Beach, California > >>> _______________________________________________ > >>> 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. > >> > >> _______________________________________________ > >> 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. > >> > > _______________________________________________ > > 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. > > _______________________________________________ > 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. > _______________________________________________ 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.
