K7DNS
Active1x3District 7
Competitive callsign — 6 applications filed with the FCC.
License HolderShaffer, John L
License ClassAdvanced
Min. Class RequiredGeneral
LocationRapid City, SD
Grant DateJul 9, 2025
Expiration DateJul 24, 2035
K7DNS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Shaffer, John L in Rapid City, SD. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by Gibbs, Mark D on Jul 19, 2018. K7DNS has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --... -.. -. ...
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Seven Delta November Sierra
Readability: 6.5/10(Good readability)
License History
- License RenewedJul 9, 2025
- Administrative Update AppliedSep 18, 2024
- License IssuedJul 24, 2015
- Vanity Callsign GrantedJul 24, 2015
- License ExpiredFeb 20, 2015
- Vanity Callsign GrantedFeb 19, 2003
- License IssuedFeb 19, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.