Computer Club Medical Systems

Beacon Monitor Station PA3EWG

Maintenance Log

  1. 2021-02-14: No data around 20:21 UTC, due to reboot for Windows updates.
  2. 2021-01-18: No data between 0:00 and 10:00 UTC, due to automatic reboot trigged by Windows update. The update interrupted the OS startup with a user action request, preventing FAROS from starting.
  3. 2020-11-25: Intermittent no data between 17:00 and 17:30 UTC due to Windows updates.
  4. 2020-10-25: No valid data between 2:00 and 3:00 UTC due to transition from CET summertime to wintertime.
  5. 2020-10-18: Intermittent no data between 12:15 and 14:00 UTC due to Windows updates.
  6. 2020-08-06: Intermittent no data between 15:18 and 19:48 UTC due to update of the Windows OS with 20.04 features.
  7. 2020-07-23: No data around 21:48 UTC, due to reboot for Windows updates.
  8. 2020-07-05: No data between 18:00 and 18:15 UTC, due to Windows updates.
  9. 2020-07-01: No data between 08:30 and 09:30 UTC, due to Windows updates.
  10. 2020-06-23: On June 21st the PC lost a software handle and failed to upload the FAROS data. Solution is under test. Regular update of FAROS data might be interrupted.
  11. 2020-06-01: Around 17:30 UTC monitor station powered down to swap Kenwood TS-570DG. The current TS-570 has a thermal stabilization of the master clock Xtal (Kuhne QH40A).
  12. 2020-05-25: PC running Faros replaced after another sequence of BIOS initiated reboots. Sync to website temporary manually initiated. To be automated and tested.
  13. 2020-05-23: Normal operation restored after cooling of the environment.
  14. 2020-05-22: The BIOS rebooted the PC continuously due to a high temperature alert caused by a high environment temperature. After cooldown a restart was succefull but the reboot issues returned.
  15. 2020-05-11: Mains restored.
  16. 2020-05-09: Operator error on mains switch caused power down.
  17. 2020-02-16: Over-heating issue resolved by restoring cooling fan functionality.
  18. 2020-02-09: The BIOS shutted the PC down after over-heating, between 17:00 – 21:00 UTC. One of the 2 cooling fan's failed.
  19. 2020-02-03: The power supply of the Faros PC failed between 12:00 – 18:00 UTC. It has to be replaced at some point.
  20. 2020-01-30: Failure, due to loose mains connector, of Faros PC between 13:30 – 16:30 UTC.
  21. 2019-03-30: The monitor station can been disconnected due to activities at the temporarily location in the CQ WPX SSB contest this weekend. Expected end off interruptions around 22:00 UTC 2019-03-31.
  22. 2019-03-15: The monitor station has been disconnected due to activities at the temporarily location, in the RDXC contest this weekend. Expected power on around 12:00 UTC 2019-03-17.
  23. 2019-03-07: NCDXF beacon monitor station antenna installed at temporarily location, in use from 16:30 UTC onwards.
  24. 2019-03-07: Fixed antenne issue around 09:45 UTC.
  25. 2019-03-06: Setup NCDXF monitorstation PA3EWG at temporarily location JO21PO around UTC, connected to 2x 10m NVIS antenna at 2m AGL.
  26. 2019-03-06: Shut down NCDXF monitor station PA3EWG on JO21QL around 18:00 UTC.
  27. 2018-04-06: Due to maintenance on the mains supply, the monitor station was off-line between 05:43:50 and 10:01:40 UTC.
  28. 2017-11-23: Disturbance disappeared around 16:00h. Source could not be identified.
  29. 2017-11-06: Exchanged audio cable between TS570 and PC -> No change. Tried external USB soundcard -> fail; Faros needs line-in, which was not present. Swapped TS570. Disturbance on 14.100 on different frequency … To prevent AGC issues (TS570 has no AGC Off) RX bandwidth, as a test, reduced to 600Hz. Between 11 and 12h UTC the data is not valid.
  30. 2017-11-02: Tested Rx signal with portable RX setup. Antenna signal does not show detected carriers.
  31. 2017-10-26: Cleanup of mains, network connections near RX setup. Added ferrite cores. Cleaned RX/TX relais via TX signal.
  32. 2017-10-23: Detected charger not only cause of reduced performance.
  33. 2017-10-18: Relation detected between charging of electrical scooter and RX degradation.
  34. 2017-10-16: Detected reduced performance RX on 14.100 MHz.
  35. 2017-10-12: Power outages due to mains check.