K4RUB
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderVandegrift, John F
License ClassGeneral
Min. Class RequiredGeneral
LocationIVYLAND, PA
Grant DateNov 22, 2025
Expiration DateOct 14, 2035
K4RUB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Vandegrift, John F in IVYLAND, PA. 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 HULSE, DAVID R on Sep 23, 2015. K4RUB has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .-. ..- -...
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Four Romeo Uniform Bravo
Readability: 7/10(Good readability)
License History
- License RenewedNov 22, 2025
- License ModifiedOct 22, 2015
- Administrative Update AppliedOct 21, 2015
- License IssuedOct 14, 2015
- Vanity Callsign GrantedOct 14, 2015
- License ExpiredFeb 11, 2011
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- HULSE, DAVID RFiled Sep 23, 2015Not awardedFCC ↗