Have you manually set the date/time yet? Last time I powered mine up. I had to update the current time and date and it locked right up.
-Eric On Thu, Aug 13, 2020, 1:55 PM Dr. David Kirkby < drkir...@kirkbymicrowave.co.uk> wrote: > Some time ago my GPS receiver would not lock to GPS. I put this down to the > fact the antenna had got tilted over quite a bit, and since I was not > needing the receiver, it got switched off, and I forgot about it for some > time. > > I've since straightened the antenna up, and push it a little higher - it is > now about 3 m above ground > > However, the unit will not lock, despite being on for a couple of days. The > status shows "attempting to lock", but does not actually lock one > satellite. I set the and time manually, as well as latitude, longitude, and > antenna height. I've also set the elevation mask to 10 degrees. > > The data below shows some results of :system:status? over a period of a > little over two hours. I've run self-tests, and they all pass okay. The > occasional error below, such as E-113, it just where I have mis-typed > something. If I type *CLS, the display shows scpi> > > I'm a bit concerned if the mode of "hold" is correct, but I'm unsure. > > Has anyone got any suggestions as to what I can do to get it to lock? > > scpi > :system:sy > E-113> :system:status? > ------------------------------- Receiver Status > ------------------------------- > > SYNCHRONIZATION ........................................... [ Outputs > Invalid ] > SmartClock Mode ___________________________ Reference Outputs > _______________ > Locked TFOM 9 > FFOM 3 > Recovery 1PPS TI -- > Holdover HOLD THR 1.000 us > >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > Predict -- > > ACQUISITION .............................................. [ GPS 1PPS > Invalid ] > Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > PRN El Az PRN El Az UTC 17:53:34 [?] 13 Aug > 2020 > * 1 -- --- 7 39 159 GPS 1PPS Invalid: not > tracking > 2 46 286 * 8 -- --- ANT DLY 0 ns > * 3 -- --- 9 77 72 Position > ________________________ > 4 37 64 *10 -- --- MODE Hold > 5 17 292 *11 -- --- > 6 54 214 *30 15 182 LAT N 51:39:04.128 > LON E 0:46:36.375 > ELEV MASK 10 deg *attempting to track HGT +46.29 m > (MSL) > HEALTH MONITOR ......................................................... [ > OK ] > Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK GPS Rcv: > OK > E-113> *CLS > scpi > :system:status? > ------------------------------- Receiver Status > ------------------------------- > > SYNCHRONIZATION ........................................... [ Outputs > Invalid ] > SmartClock Mode ___________________________ Reference Outputs > _______________ > Locked TFOM 9 > FFOM 3 > Recovery 1PPS TI -- > Holdover HOLD THR 1.000 us > >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > Predict -- > > ACQUISITION .............................................. [ GPS 1PPS > Invalid ] > Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > PRN El Az PRN El Az UTC 17:54:01 [?] 13 Aug > 2020 > * 1 -- --- 7 39 159 GPS 1PPS Invalid: not > tracking > 2 46 286 * 8 -- --- ANT DLY 0 ns > * 3 -- --- 9 76 72 Position > ________________________ > 4 37 64 *10 -- --- MODE Hold > 5 18 292 *11 -- --- > 6 54 214 *30 15 182 LAT N 51:39:04.128 > LON E 0:46:36.375 > ELEV MASK 10 deg *attempting to track HGT +46.29 m > (MSL) > HEALTH MONITOR ......................................................... [ > OK ] > Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK GPS Rcv: > OK > scpi > :system:status? > ------------------------------- Receiver Status > ------------------------------- > > SYNCHRONIZATION ........................................... [ Outputs > Invalid ] > SmartClock Mode ___________________________ Reference Outputs > _______________ > Locked TFOM 9 > FFOM 3 > Recovery 1PPS TI -- > Holdover HOLD THR 1.000 us > >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > Predict -- > > ACQUISITION .............................................. [ GPS 1PPS > Invalid ] > Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > PRN El Az PRN El Az UTC 18:00:50 [?] 13 Aug > 2020 > 2 47 282 *11 -- --- GPS 1PPS Invalid: not > tracking > 4 34 64 *12 -- --- ANT DLY 0 ns > 5 20 293 *13 -- --- Position > ________________________ > 6 51 210 *14 -- --- MODE Hold > 7 42 158 *15 -- --- > 9 73 70 *16 10 64 LAT N 51:39:04.128 > LON E 0:46:36.375 > ELEV MASK 10 deg *attempting to track HGT +46.29 m > (MSL) > HEALTH MONITOR ......................................................... [ > OK ] > Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK GPS Rcv: > OK > scpi > scpi > :system:status? > E-113> ------------------------------- Receiver Status > ------------------------------- > E-121> > E-121> SYNCHRONIZATION ........................................... [ > Outputs Invalid ] > E-113> SmartClock Mode ___________________________ Reference Outputs > _______________ > E-113> Locked TFOM 9 > FFOM 3 > E-113> Recovery 1PPS TI -- > E-113> Holdover HOLD THR 1.000 us > E-113> >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > E-101> Predict -- > E-113> > E-113> ACQUISITION .............................................. [ GPS > 1PPS Invalid ] > E-113> Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > E-113> PRN El Az PRN El Az UTC 18:00:50 [?] > 13 Aug 2020 > E-113> 2 47 282 *11 -- --- GPS 1PPS Invalid: not > tracking > E-103> 4 34 64 *12 -- --- ANT DLY 0 ns > E-103> 5 20 293 *13 -- --- Position > ________________________ > E-103> 6 51 210 *14 -- --- MODE Hold > E-103> 7 42 158 *15 -- --- > E-103> 9 73 70 *16 10 64 LAT N > 51:39:04.128 > E-103> LON E > 0:46:36.375 > E-113> ELEV MASK 10 deg *attempting to track HGT > +46.29 m (MSL) > E-113> HEALTH MONITOR > ......................................................... [ OK ] > E-113> Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK > GPS Rcv: OK > E-113> scpi > > E-113> scpi > :system:status? > E-113> ------------------------------- Receiver Status > ------------------------------- > E-121> > E-121> SYNCHRONIZATION ........................................... [ > Outputs Invalid ] > E-113> SmartClock Mode ___________________________ Reference Outputs > _______________ > E-113> Locked TFOM 9 > FFOM 3 > E-113> Recovery 1PPS TI -- > E-113> Holdover HOLD THR 1.000 us > E-350> >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > E-101> Predict -- > E-113> > E-113> ACQUISITION .............................................. [ GPS > 1PPS Invalid ] > E-113> Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > E-113> PRN El Az PRN El Az UTC 18:00:50 [?] > 13 Aug 2020 > E-113> 2 47 282 *11 -- --- GPS 1PPS Invalid: not > tracking > E-103> 4 34 64 *12 -- --- ANT DLY 0 ns > E-103> 5 20 293 *13 -- --- Position > ________________________ > E-103> 6 51 210 *14 -- --- MODE Hold > E-103> 7 42 158 *15 -- --- > E-103> 9 73 70 *16 10 64 LAT N > 51:39:04.128 > E-103> LON E > 0:46:36.375 > E-113> ELEV MASK 10 deg *attempting to track HGT > +46.29 m (MSL) > E-113> HEALTH MONITOR > ......................................................... [ OK ] > E-113> Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK > GPS Rcv: OK > E-113> scpi > > E-113> :system:status? > ------------------------------- Receiver Status > ------------------------------- > > SYNCHRONIZATION ........................................... [ Outputs > Invalid ] > SmartClock Mode ___________________________ Reference Outputs > _______________ > Locked TFOM 9 > FFOM 3 > Recovery 1PPS TI -- > Holdover HOLD THR 1.000 us > >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > Predict -- > > ACQUISITION .............................................. [ GPS 1PPS > Invalid ] > Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > PRN El Az PRN El Az UTC 19:43:25 [?] 13 Aug > 2020 > 2 27 228 *26 -- --- GPS 1PPS Invalid: not > tracking > 5 63 284 *27 -- --- ANT DLY 0 ns > 7 62 81 *28 -- --- Position > ________________________ > 9 29 83 *29 -- --- MODE Hold > 13 29 262 30 65 165 > *25 -- --- *31 -- --- LAT N 51:39:04.128 > LON E 0:46:36.375 > ELEV MASK 10 deg *attempting to track HGT +46.29 m > (MSL) > HEALTH MONITOR ......................................................... [ > OK ] > Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK GPS Rcv: > OK > E-113> ? > E-103> *CLS > scpi > :system:status? > ------------------------------- Receiver Status > ------------------------------- > > SYNCHRONIZATION ........................................... [ Outputs > Invalid ] > SmartClock Mode ___________________________ Reference Outputs > _______________ > Locked TFOM 9 > FFOM 3 > Recovery 1PPS TI -- > Holdover HOLD THR 1.000 us > >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > Predict -- > > ACQUISITION .............................................. [ GPS 1PPS > Invalid ] > Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > PRN El Az PRN El Az UTC 19:56:10 [?] 13 Aug > 2020 > * 1 -- --- 7 58 72 GPS 1PPS Invalid: not > tracking > 2 22 224 * 8 -- --- ANT DLY 0 ns > * 3 -- --- 9 24 86 Position > ________________________ > * 4 -- --- *10 -- --- MODE Hold > 5 68 273 13 34 265 > * 6 -- --- 30 69 155 LAT N 51:39:04.128 > LON E 0:46:36.375 > ELEV MASK 10 deg *attempting to track HGT +46.29 m > (MSL) > HEALTH MONITOR ......................................................... [ > OK ] > Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK GPS Rcv: > OK > scpi > :system:status? > ------------------------------- Receiver Status > ------------------------------- > > SYNCHRONIZATION ........................................... [ Outputs > Invalid ] > SmartClock Mode ___________________________ Reference Outputs > _______________ > Locked TFOM 9 > FFOM 3 > Recovery 1PPS TI -- > Holdover HOLD THR 1.000 us > >> Power-up: GPS acquisition Holdover Uncertainty > ____________ > Predict -- > > ACQUISITION .............................................. [ GPS 1PPS > Invalid ] > Tracking: 0 ____ Not Tracking: 12 _______ Time > ____________________________ > PRN El Az PRN El Az UTC 20:02:13 [?] 13 Aug > 2020 > 2 19 223 13 36 267 GPS 1PPS Invalid: not > tracking > 5 69 267 *14 -- --- ANT DLY 0 ns > 7 56 69 *15 -- --- Position > ________________________ > 9 22 88 *16 -- --- MODE Hold > *11 -- --- *17 -- --- > *12 -- --- 30 71 148 LAT N 51:39:04.128 > LON E 0:46:36.375 > ELEV MASK 10 deg *attempting to track HGT +46.29 m > (MSL) > HEALTH MONITOR ......................................................... [ > OK ] > Self Test: OK Int Pwr: OK Oven Pwr: OK OCXO: OK EFC: OK GPS Rcv: > OK > scpi > > > > > Dr David Kirkby Ph.D C.Eng MIET > Email: drkir...@kirkbymicrowave.co.uk Web: > https://www.kirkbymicrowave.co.uk/ > Kirkby Microwave Ltd (Tel 01621-680100 / +44 1621-680100) > Stokes Hall Lodge, Burnham Rd, Chelmsford, Essex, CM3 6DT. > _______________________________________________ > time-nuts mailing list -- time-nuts@lists.febo.com > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.