K4RFO
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderFranklin, John M
License ClassGeneral
Min. Class RequiredGeneral
LocationBirmingham, AL
Grant DateOct 27, 2023
Expiration DateOct 27, 2033
K4RFO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Franklin, John M in Birmingham, AL. 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 Franklin, John M on Sep 16, 2002. K4RFO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .-. ..-. ---
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Four Romeo Foxtrot Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedOct 27, 2023
- License RenewedSep 6, 2012
- License IssuedOct 4, 2002
- Vanity Callsign GrantedOct 4, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Franklin, John MFiled Sep 16, 2002Not awardedFCC ↗