Thanks! Getting hooked up to the serial output will be my next step. Rick
On Nov 10, 2014, at 6:20 AM, Azelio Boriani <[email protected]> wrote: > The GPGSV is the sentence that reports satellites' SNR. See also: > <http://www.gpsinformation.org/dale/nmea.htm#GSV> > > On Mon, Nov 10, 2014 at 10:59 AM, Lizeth Norman <[email protected]> > wrote: >> Rick, >> NMEA 0138 is a standard "language". Yes it does output the signal >> strength and visible sats, although I don't remember which output >> sentences give that data. >> I haven't looked at the serial output, so I don't know which sentences >> are supported. Probably good to look at the documentation for the gps >> chip. >> Norm n3ykf >> >> >> On Mon, Nov 10, 2014 at 12:54 AM, Rick Thomas <[email protected]> wrote: >>> Hi Lizeth, >>> >>> I’ve noticed that it’s very quick to come to a preliminary lock — though >>> the lock is often exactly 1.000 sec off for 5-10 minutes. Eventually that >>> fixes itself. >>> >>> Do you know if the NMEA output (once enabled, and once there is a listener >>> to record it) would tell which satellites are visible and at what signal >>> strength? >>> >>> Mine is also just for home use for the time being. I’m planning to get >>> another one for use at the community radio station I volunteer at. >>> >>> They are cheap enough that, with a grant from e.g. the NSF, we could get a >>> bunch of them and scatter them all over the Internet. With enough of them >>> and some open software for monitoring, we could map one-way (as opposed to >>> round-trip) times on various Internet routes — thus giving some hard data >>> on route asymmetry. This might prove to be interesting or even useful in >>> diagnosing problems. >>> >>> Just a thought… >>> >>> Rick >>> >>> On Nov 9, 2014, at 2:07 PM, Lizeth Norman <[email protected]> wrote: >>> >>>> Reading the manual, (page 8) the device can be set up to output NMEA >>>> over the serial port. There are a few different pieces of code to >>>> display that data. >>>> Have had mine two weeks. It got gps lock before I could point the >>>> browser at it's ip. >>>> Just syncing a bunch of cameras as well being the "house" time standard. >>>> >>>> On Sun, Nov 9, 2014 at 4:49 PM, Rick Thomas <[email protected]> wrote: >>>>> >>>>> Right. I did the reset to factory defaults jumper thing and it came back >>>>> to life. I’m using it now with the default setup. >>>>> >>>>> I got a reply from somebody named Doug at css-timemachines suggesting >>>>> that I use a different browser (I had been using Safari on my desktop >>>>> Mac) so I switched to Chrome (still on the Mac) and now it seems to be a >>>>> bit more friendly. >>>>> >>>>> In particular, it reports: >>>>> >>>>> Signal Strength: Satellite 1: 32 dB, Satellite 2: 31 dB, Satellite 3: >>>>> 30 dB >>>>> >>>>> Can anybody tell if that’s good or bad? I have the antenna taped up >>>>> against a window with a good view of the sky to the North-East: not too >>>>> many trees in the way of a clear view out over the ocean — but somewhat >>>>> occluded to the North-West: a low tree-covered ridge up to about 15 >>>>> degrees above the horizon — and the bulk of the house in the way to the >>>>> South. Is there a better way? >>>>> >>>>> I’ll report here as I explore further over the next week. >>>>> >>>>> Rick >>>>> >>>>> On Nov 9, 2014, at 2:21 AM, David C. Partridge >>>>> <[email protected]> wrote: >>>>> >>>>>>> If you’re referring to this: >>>>>> >>>>>> I think he’s referring to section 4.3 "Resetting to Factory Defaults" >>>>> >>>>>>> You also have to reboot after a PW change ... >>>>>> >>>>>> Regards, >>>>>> David Partridge >>>>> >>>>> _______________________________________________ >>>>> 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. > _______________________________________________ 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.
