KT4R
Active2x1District 4
Competitive callsign — 50 applications filed with the FCC.
License HolderOLSHINA, DAVID J
License ClassAdvanced
Min. Class RequiredAmateur Extra
LocationBOYNTON BEACH, FL
Grant DateJun 30, 2026
Expiration DateSep 3, 2036
KT4R is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by OLSHINA, DAVID J in BOYNTON BEACH, FL. This callsign has attracted significant interest in the amateur radio community, with 50 vanity applications filed with the FCC. The most recent was submitted by Poessel Jr, Frank G on Sep 1, 2016. KT4R has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- - ....- .-.
CW Weight: 22 units(Light (fast to send))
Voice Phonetics
Kilo Tango Four Romeo
Readability: 8/10(High readability)
License History
- License RenewedJun 30, 2026
- Administrative Update AppliedJan 18, 2023
- License IssuedSep 3, 2016
- Vanity Callsign GrantedSep 3, 2016
- License ExpiredAug 16, 2016
- Tax ID (TIN) AddedMay 24, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.