KR1SIS
Active2x3District 1
Competitive callsign — 2 applications filed with the FCC.
License HolderAPARO, JON A
License ClassTechnician
Min. Class RequiredTechnician
LocationNew Britain, CT
Grant DateAug 19, 2023
Expiration DateMar 4, 2033
KR1SIS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by APARO, JON A in New Britain, CT. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Fleitas, Ruben on Apr 2, 2026. KR1SIS has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. .---- ... .. ...
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Romeo One Sierra India Sierra
Readability: 5.5/10(Moderate readability)
License History
- License RenewedAug 19, 2023
- License RenewedFeb 2, 2013
- Administrative Update AppliedAug 10, 2006
- License IssuedMar 4, 2003
- Vanity Callsign GrantedMar 4, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.