The Radio Society of Sri Lanka (RSSL) will operate the Special Commemorative Callsign 4S77SL to commemorate 78 years of Sri Lanka’s independence, marking the completion of 77 full years since independence in 1948..
- Operation Period: 02 February 2026 to 09 February 2026
- Bands : All bands All Modes
- Beacon : CW Beacon on 144.470 MHz
QSL Information
Electronic Special QSL (eQSL-style) will be issued for:
- All stations that log QSOs with 4S77SL, and
- SWL reports for the CW Beacon, submitted to: <[email protected]>
Participation Note (RSSL Members)
Members of the Radio Society of Sri Lanka (RSSL) are encouraged to actively participate in this special event by operating using the format:
4S77<your suffix>
during the approved operating period, to maximize global participation and commemorate this national milestone.
Operations must be conducted strictly in accordance with the operator’s existing license class, privileges, and conditions, as issued by the TRCSL.
Examples:
- If your callsign is 4S5XYZ, you may operate as 4S77XYZ, adhering to 4S5 license privileges and conditions.
If your callsign is 4S6XYZ, you may operate as 4S77XYZ, adhering to 4S6 license privileges and conditions.
If your callsign is 4S7XYZ, you may operate as 4S77XYZ, adhering to 4S7 license privileges and conditions.
The RSSL Club Station will also be active on air using the special event callsign 4S77SL.
Note
All operations must comply with TRCSL regulations, frequency allocations, power limits, and standard amateur radio operating practices.
Log Submission Requirement:
- All operators are requested to submit their logs in ADIF format to: <[email protected]>
Your cooperation will ensure the successful conduct of this commemorative event and accurate QSL processing.
Image credit: Colombo Plan Staff College
