Hi Didn’t we just hash through all the Potato Chip stuff earlier this week when Bert brought them up?
Bob > On Oct 18, 2014, at 9:51 PM, Thomas S. Knutsen <la3...@gmail.com> wrote: > > The potatochips are quite excelent high speed devices, and by selling them > on e-bay, they make it avaible to us who are not able to go through the > normal supplier chains. > > Br. > Thomas. > > 2014-10-19 2:48 GMT+02:00 Tom Miller <tmiller11...@verizon.net>: > >> This looks pretty interesting: >> 74G series PO74G74 >> >> http://www.ebay.com/itm/330551715157?_trksid=p2060778. >> m1438.l2649&ssPageName=STRK%3AMEBIDX%3AIT#ht_411wt_664 >> >> 600+ MHz cmos 3.5 volt >> >> Tom >> >> >> ----- Original Message ----- From: "S. Jackson via time-nuts" < >> time-nuts@febo.com> >> To: <kc0...@gmail.com>; <time-nuts@febo.com> >> Sent: Saturday, October 18, 2014 5:40 PM >> Subject: Re: [time-nuts] LTE-Lite module >> >> >> >> Dave, et.al., >>> >>> upon popular request I put together a PDF of my email describing how I >>> generated a low-phase-noise 10MHz output from the CMOS 20MHz output of the >>> LTE-Lite GPSDO. Here it is. >>> >>> No guarantees whatsoever guys, and it does take good equipment, a very >>> steady hand, and a lot of experience to put this together and make it work >>> properly. >>> >>> This design can work up to 145MHz according to the 74LVX74 datasheet if >>> powered at 3.3V. >>> >>> bye, >>> Said >>> >>> >>> In a message dated 10/18/2014 14:09:54 Pacific Daylight Time, >>> kc0...@gmail.com writes: >>> >>> Hi, Said. >>> >>> I would be interested in having a copy of your "app-note", if that is >>> possible. I'd like to purchase one of the GPSDOs, but will need to wait >>> for amonth or so. >>> >>> Thanks. >>> >>> Cheers, >>> DaveD >>> >>> On 10/18/2014 12:19 PM, S. Jackson via time-nuts wrote: >>> >>>> Hi guys, >>>> >>>> lots of questions, let me try to answer some of these. Bob, David, et. >>>> >>> al, >>> >>>> thanks for answering some of these already! >>>> >>>> Dave, as Bob said "it depends on your application" -- and your time >>>> >>> frame. >>> >>>> Also, please check the FAQ for an answer on the external TCXO >>>> >>> requirement, >>> >>>> specifically item 35. in the FAQ on the Ebay website for the product. >>>> >>>> Jim, I ended up doing the "appnote" in email format, and sending out a >>>> description, schematics, PN plot, and photos yesterday, please check >>>> >>> your >>> >>>> emails. I won't do a formal appnote, sorry no time.. I hope the >>>> >>> description of >>> >>>> what I wired-up yesterday is good enough for folks to try the same. >>>> >>>> Ernie, as mentioned here the price is $185 plus shipping on Ebay for the >>>> entire kit. Shipping is calculated by Ebay, and should be a flat-rate >>>> >>> of $10 >>> >>>> in the continental US >>>> >>>> Hal, MY BAD!! I should have known better and super-imposed both the >>>> original 20MHz and 10MHz plots on the same plot. I will do so shortly. >>>> >>> On the >>> >>>> table in the plot: the TimePod tries to determine spurs, and display >>>> >>> them on >>> >>>> the upper right hand of the plot in a table, and with the phase noise >>>> >>> being >>> >>>> as clean as it is I guess the TimePod software could only find two >>>> spurs, >>>> one at 0.8 and one at 0.9Hz offset from carrier, which was not even >>>> >>> shown in >>> >>>> that plot since it starts at 1Hz. >>>> >>>> Thanks so much for your feedback, lively discussion, and good questions >>>> guys. >>>> >>>> I hope that answers all questions, >>>> bye, >>>> Said >>>> >>>> >>> >>> >>> >> >> ------------------------------------------------------------ >> -------------------- >> >> >> >> _______________________________________________ >>> 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. >>> >>> >> _______________________________________________ >> 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. >> > > > > -- > > Please avoid sending me Word or PowerPoint attachments. > See <http://www.gnu.org/philosophy/no-word-attachments.html> > PDF is an better alternative and there are always LaTeX! > _______________________________________________ > 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. _______________________________________________ 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.