K4PIO
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderMajerski, Pio
License ClassTechnician
Min. Class RequiredGeneral
LocationSan Diego, CA
Grant DateNov 26, 2019
Expiration DateNov 26, 2029
K4PIO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Majerski, Pio in San Diego, CA. 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 Majerski, Pio on Nov 6, 2019. K4PIO has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .--. .. ---
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Four Papa India Oscar
Readability: 7.5/10(High readability)
License History
- License IssuedNov 26, 2019
- Vanity Callsign GrantedNov 26, 2019
- License CanceledMay 9, 2014
- Administrative Update AppliedApr 22, 2014
- Administrative Update AppliedJun 7, 2011
- Administrative Update AppliedMay 13, 2008
- Administrative Update AppliedMay 3, 2005
- License IssuedApr 29, 2005
- Vanity Callsign GrantedApr 29, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.