K7DFR
Active1x3District 7
Competitive callsign — 4 applications filed with the FCC.
License HolderRoby, Darrel F
License ClassTechnician
Min. Class RequiredGeneral
LocationWest Linn, OR
Grant DateNov 26, 2019
Expiration DateJan 4, 2030
K7DFR is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Roby, Darrel F in West Linn, OR. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Selvaraj, Karthik on Aug 13, 2025. K7DFR has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --... -.. ..-. .-.
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Seven Delta Foxtrot Romeo
Readability: 7/10(Good readability)
License History
- License RenewedNov 26, 2019
- License RenewedDec 2, 2009
- Administrative Update AppliedAug 24, 2004
- License IssuedJan 4, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.