KP4DU
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderVALLE, RAMON T
License ClassAdvanced
Min. Class RequiredGeneral
LocationISABELA, PR
Grant DateApr 17, 2018
Expiration DateApr 17, 2028
KP4DU is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by VALLE, RAMON T in ISABELA, PR. 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 CORDERO, FRANCISCO on Nov 12, 2002. KP4DU has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--. ....- -.. ..-
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Papa Four Delta Uniform
Readability: 7.5/10(High readability)
License History
- License RenewedApr 17, 2018
- License RenewedJan 2, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- CORDERO, FRANCISCOFiled Nov 12, 2002Not awardedFCC ↗