K4FHI
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderGLENN, ROBERT L
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationDURHAM, NC
Grant DateJan 6, 2017
Expiration DateMar 27, 2027
K4FHI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by GLENN, ROBERT L in DURHAM, NC. 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 GLENN, ROBERT L on Feb 1, 2007. K4FHI has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ..-. .... ..
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Kilo Four Foxtrot Hotel India
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedDec 10, 2025
- License RenewedJan 6, 2017
- FRN Association Letter SentFeb 3, 2007
- License RenewedFeb 2, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- GLENN, ROBERT LFiled Feb 1, 2007DismissedFCC ↗