K2RSI
Active1x3District 2
Competitive callsign — 1 application filed with the FCC.
License HolderSYLFEST, MILO D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationANTIGO, WI
Grant DateDec 16, 2025
Expiration DateDec 16, 2035
K2RSI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SYLFEST, MILO D in ANTIGO, WI. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Imler, Russell S on Sep 24, 2015. K2RSI has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..--- .-. ... ..
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Two Romeo Sierra India
Readability: 6.5/10(Good readability)
License History
- License RenewedDec 16, 2025
- License ModifiedNov 6, 2015
- License IssuedOct 14, 2015
- Vanity Callsign GrantedOct 14, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Imler, Russell SFiled Sep 24, 2015Not awardedFCC ↗