Alta Harstad Kiruna Lund Penguin Stamsund RPi 1  2  3  4  5  7  8  9  10  11  12  13  14  15  16  17  18  19  20  22  23 Pixie Bergen Condor Floro Torvik Ystad Web srv
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NTP - Clock & System Jitter

Linux systems - x86 compact PC
PC Pixie
x86 Intel Atom PC - 1 GB
Wheezy #1 3.2.81-1 [32-bit]
PPS from Garmin GPS 18 LVC
Clock & System jitter

Linux systems - Raspberry Pi cards
Raspberry Pi #1
Raspberry Pi 2B, 512 MB
Wheezy 4.0.7+ #801 [32-bit]
PPS from GPS module
Clock & System jitter
Raspberry Pi #12
Raspberry Pi 3B, 1 GB
Buster 4.19.118-v7+ #1311 [32-bit]
PPS from GPS module
Clock & System jitter
Raspberry Pi #13
Raspberry Pi 3B, 1 GB
Stretch 4.19.66-v7+ #1253 [32-bit]
PPS from GPS module
Clock & System jitter
Raspberry Pi #22
Raspberry Pi 4B, 4 GB
Buster 4.19.97-v71+ #1294 [32-bit]
PPS from GPS module
Clock & System jitter
Raspberry Pi #23
Raspberry Pi 4B, 4 GB
Buster 5.4.42-v8+ #1319 [64bit]
PPS from GPS module
Clock & System jitter

Windows systems
Alta
Windows-10/64 PC
Intel i5 760 8 GB, 2.80 GHz
PPS over motherboard COM port
Clock & System jitter
Kiruna
Windows-10/64 PC
Intel i7-4770K 16 GB, 3.50 GHz
PPS over motherboard COM port
Clock & System jitter
Lund
Windows-10/64 PC
Intel i5-6400 16 GB, 2.70 GHz
PPS over add-in COM port
Clock & System jitter

LAN connected systems
Harstad
Windows-10/64 PC
Intel i5-4460 8 GB, 3.20 GHz
Sync over house LAN
[PPS add-in COM port - broken]
Clock & System jitter
Penguin
Windows-10/64 PC
Intel i5-8400 32 GB, 2.8 GHz
Sync over house LAN
Clock & System jitter

Wi-Fi connected systems
Bergen
Windows-10/32 laptop
Intel T5450 Core 2 1.66 GHz, 2 GB
NTP over 5 GHz Wi-Fi dongle
Clock & System jitter
Floro
Windows-10/64 laptop
Intel i7-8565U 1.80 GHz 16 GB
NTP over 5 GHz Wi-Fi
Clock & System jitter
Raspberry Pi #20
Raspberry Pi Zero W, 512 MB
Buster 4.19.97+ #1294
NTP over 2.4 GHz Wi-Fi
Clock & System jitter

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Copyright © David Taylor  Edinburgh SatSignal home page Last modified: 2020 Sep 28 at 07:01:58