K4GDP
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderPenn, Gerald D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationFoster City, CA
Grant DateNov 16, 2024
Expiration DateDec 13, 2034
K4GDP is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Penn, Gerald D in Foster City, CA. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Penn, Gerald D on Nov 25, 2014. K4GDP has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- --. -.. .--.
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Four Golf Delta Papa
Readability: 8.5/10(High readability)
License History
- Administrative Update AppliedNov 18, 2024
- License RenewedNov 16, 2024
- License ModifiedMar 2, 2015
- Administrative Update AppliedJan 26, 2015
- Vanity Callsign GrantedDec 13, 2014
- License IssuedDec 13, 2014
- License ExpiredNov 11, 2011
- License IssuedNov 10, 1999
Vanity Application Activity
Competing applications filed with the FCC for this callsign.