All the adafruit modules have built-in patch antennae. id 746 has provision on the breakout board for an external antenna. That shiny patch with the oddly-placed little solder knurdle on it is a patch antenna... George Lu > On Tue, May 14, 2013 at 9:02 AM, Chris Albertson > <[email protected]>wrote: > >> The adafruit GPS has a built in antenna. But you can add an external >> one. >> >> But why use this for timing? They don't even give a spec for timing >> accuracy and it is likely NOT a timing GPS. It is a navigation unit. >> Pretty much useless for timing. >> >> > According to the documentation at > http://www.adafruit.com/datasheets/GlobalTop-FGPMMOPA6H-Datasheet-V0A.pdf: > > High accuracy 1-PPS timing support for Timing Appli > cations (10ns jitter) > > George > _______________________________________________ > 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. >
-- "Neither the voice of authority nor the weight of reason and argument are as significant as experiment, for thence comes quiet to the mind." De Erroribus Medicorum, R. Bacon, 13th century. "If you don't know what it is, don't poke it." Ghost in the Shell Dr. Don Latham AJ7LL Six Mile Systems LLP 17850 Six Mile Road POB 134 Huson, MT, 59846 VOX 406-626-4304 www.lightningforensics.com www.sixmilesystems.com _______________________________________________ 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.
