K3JMH
Active1x3District 3
Competitive callsign — 4 applications filed with the FCC.
License HolderHUFF, JEFFREY M
License ClassAdvanced
Min. Class RequiredGeneral
LocationGrafton, WI
Grant DateNov 25, 2025
Expiration DateJan 10, 2036
K3JMH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by HUFF, JEFFREY M in Grafton, WI. 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 Webber, Michele J on May 19, 2021. K3JMH has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ...-- .--- -- ....
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Three Juliet Mike Hotel
Readability: 8/10(High readability)
License History
- License RenewedNov 25, 2025
- Administrative Update AppliedAug 21, 2021
- License RenewedOct 14, 2015
- License IssuedJan 10, 2006
- Vanity Callsign GrantedJan 10, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.