K7JSN
Active1x3District 7
Competitive callsign — 1 application filed with the FCC.
License HolderSUBDA, WILLIAM J
License ClassTechnician
Min. Class RequiredGeneral
LocationSAINT PETERSBURG, FL
Grant DateJul 13, 2018
Expiration DateOct 7, 2028
K7JSN is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SUBDA, WILLIAM J in SAINT PETERSBURG, FL. 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 Bradshaw, Jason D on Sep 19, 2008. K7JSN has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --... .--- ... -.
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Seven Juliet Sierra November
Readability: 6/10(Good readability)
License History
- Administrative Update AppliedJun 6, 2026
- Administrative Update AppliedJan 16, 2025
- Administrative Update AppliedOct 25, 2022
- License RenewedJul 13, 2018
- Administrative Update AppliedJan 18, 2017
- Administrative Update AppliedJun 8, 2010
- License IssuedOct 7, 2008
- Vanity Callsign GrantedOct 7, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Bradshaw, Jason DFiled Sep 19, 2008Not awardedFCC ↗