Online Logs
The following are a list of online log systems where you can keep your logs and QSL with other operators electronically. All systems listed below are subscription free. Many Logging programs provide interfaces to the logging systems
| Online Logging System | Uses | Interface |
| SARL SA-QSL The SARL logging system available for use by all Radio Ameteurs in ZS and surrounding countries | Retains first QSO (Call/band/mode) with a callsign in ZS and V51 For working toward SARL awards – WAZS and Top Band All users’ QSO and QSL status can be inspected | Upload of logs in CSV or ADIF format No direct linkage to logging programs for auto-submission |
| Log of the World (LoTW) The ARRL logging system | Retains all QSOs uploaded (ADIF format) Used as basis for DXCC awards by the ARRL Blind QSO matching for electronic QSL confirmations | Most modern logging programs directly export to LoTW Manual ADIF up and downloads supported Requires use of TQSL uploading program |
| QRZ | Online profile per registered callsign (the place to register your call sign and details) Offers a logging system and awards | Most modern logging programs directly export to QRZ Manual ADIF uploads supported Imports from LoTW possible |
| Club Log | Online log system to manage QSLs and DXCC progress | Most modern logging programs directly export to Club Log Manual ADIF uploads supported Imports of QSLs from LoTW possible |
Links to useful Logging Programs
The following are logging programs in use in the SARL community. The Software package name is hyperlinked to where the software is available.
For Newbies we suggest that you approach your club OMs for advice on what logging program to use.
| Logging Program | Main Use | Comments | Log Formats and links to online logs |
| Log4OM | General QSO logging Use for in contest logging Interfaces to most rigs | Day to Day logging Has profiles for some contests | LotW, ClubLog ADIF and CSV file import and export (no Cabrillo) |
| N1MM logger plus | Contesting – local and international | UDC files available for international contests and SARL sponsored contests |
For exporting logs to SA-QSL when working towards your WAZS an ADIF export for upload to SA-QSL is recommended.
An introduction talk to contest logging covering the use of N1MM for contest logging was given in the ZS6STN Power Hour.
Cabrillo UDC Files
The following updated UDC files are available for those who use N1MM+ as their logging program. Unzip and then copy the UDC file into the UserDefinedContests folder of N1MM.
| Africa All Mode International DX Contest | SARLAAMDX 20250320 |
| SARL Wednesday 80 m Club Contest | SARL80CC 20250127 |
| SARL Saturday 40 m Club Contest | SARL40CC 20250127 |
| Africa FT4 DX Contest | SARL-FT4-Africa 20250405 |