K4DH
Active1x2District 4
Competitive callsign — 28 applications filed with the FCC.
License HolderSpeas, Heather W
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationSignal Mountain, TN
Grant DateJun 9, 2023
Expiration DateJun 9, 2033
K4DH is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Speas, Heather W in Signal Mountain, TN. This callsign has attracted significant interest in the amateur radio community, with 28 vanity applications filed with the FCC. The most recent was submitted by HULBURT, DAVID A on Jul 9, 2024. K4DH has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.. ....
CW Weight: 23 units(Light (fast to send))
Voice Phonetics
Kilo Four Delta Hotel
Readability: 8.5/10(High readability)
License History
- Administrative Update AppliedDec 3, 2025
- License IssuedJun 9, 2023
- Vanity Callsign GrantedJun 9, 2023
- Internal Correction AppliedApr 21, 2023
- Internal Correction AppliedApr 21, 2023
- License RenewedDec 7, 2016
- License RenewedAug 11, 2006
- Tax ID (TIN) AddedAug 10, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.