| Harstad | Kiruna | Lund | Oslo | Penguin | Stamsund | RPi 1 3 4 5 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 28 29 | Pixie | Condor | Drammen | Floro | Ystad | Web srv | |||
| WAN | Network | Timekeeping | CPU/mem | EUMETCast Europe | DVB-S2 | Ecast I/O | Losses | HVS losses | RAMdisk | T1/T2 | Air °C | ADS-B | GPS | DOP | SNR | NTP jitter | How-to | |
Timekeeping, temperature and GPS satellites
| RasPi-3, Raspberry Pi model B | |
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Timekeeping U-blox MAX-M8Q-0-10, 25 mm patch indoors Downstairs, floor level near south-facing wall |
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CPU temperature |
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u-blox MAX-M8Q-0-10 (inc. Galileo) GPS Satellites Potentially visible Actually used |
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GPS SNR average |
RasPi-10, Raspberry Pi model 2 B |
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Timekeeping "No-soldering" GPS/PPS sync Upstairs, high up, fair view, heated room |
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CPU temperature |
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u-blox MAX-M8Q GPS Satellites Potentially visible Actually used |
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GPS SNR average |
RasPi-12, Raspberry Pi model 3 B |
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Timekeeping "No-soldering" GPS/PPS sync Near CH radiator Loft dome antenna |
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CPU temperature |
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u-blox MAX-M8Q GPS Satellites Potentially visible Actually used |
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GPS SNR average |
RasPi-13, Raspberry Pi model 3 B |
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Timekeeping "No-soldering" GPS/PPS sync Upstairs, heated room, near north-facing wall |
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CPU temperature |
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u-blox MAX-M8Q GPS Satellites Potentially visible Actually used |
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GPS SNR average |
RasPi-22, Raspberry Pi model 4 B |
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Timekeeping
Uputronics MAX-M8Q-0-10 GPS/PPS sync Upstairs in the middle of a south-facing room |
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CPU temperature |
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u-blox MAX-M8Q-0-10
GPS Satellites (includes Galileo) Potentially visible Actually used |
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GPS SNR average |
RasPi-23, Raspberry Pi model 4 B, 64-bit OS [PPS after 2020-May-31, week 22] |
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Timekeeping
VK2828U7G5LF GPS module GPS/PPS sync In north-west facing cupboard |
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CPU temperature |
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VK2828U7G5LF GPS module
GPS Satellites Potentially visible Actually used |
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GPS SNR average |