KN4EW
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderTRYZBIAK, SID R
License ClassAdvanced
Min. Class RequiredGeneral
LocationTulsa, OK
Grant DateSep 12, 2025
Expiration DateSep 12, 2035
KN4EW is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by TRYZBIAK, SID R in Tulsa, OK. 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 TRYZBIAK, SID R on Aug 25, 2025. KN4EW has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -. ....- . .--
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Kilo November Four Echo Whiskey
Readability: 7.5/10(High readability)
License History
- Vanity Callsign GrantedSep 12, 2025
- License IssuedSep 12, 2025
- License CanceledDec 12, 2017
- Administrative Update AppliedNov 25, 2017
- Administrative Update AppliedDec 29, 2015
- License RenewedJan 26, 2010
- Administrative Update AppliedJan 28, 2003
- License RenewedJan 4, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- TRYZBIAK, SID RFiled Aug 25, 2025Not awardedFCC ↗