KO4SBL
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBeringer, Martin H
License ClassGeneral
Min. Class RequiredTechnician
LocationPortage, WI
Grant DateAug 8, 2020
Expiration DateAug 8, 2030
KO4SBL is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Beringer, Martin H in Portage, 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 Larson, Stephen B on Jul 21, 2020. KO4SBL has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --- ....- ... -... .-..
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Oscar Four Sierra Bravo Lima
Readability: 7/10(Good readability)
License History
- License IssuedAug 8, 2020
- Vanity Callsign GrantedAug 8, 2020
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Larson, Stephen BFiled Jul 21, 2020Not awardedFCC ↗