K4TSH
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderRobinson, Eric M
License ClassGeneral
Min. Class RequiredGeneral
LocationColorado Springs, CO
Grant DateMar 26, 2019
Expiration DateMar 26, 2029
K4TSH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Robinson, Eric M in Colorado Springs, CO. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Hafemann, Thomas on May 30, 2025. K4TSH has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- - ... ....
CW Weight: 24 units(Light (fast to send))
Voice Phonetics
Kilo Four Tango Sierra Hotel
Readability: 7.5/10(High readability)
License History
- License IssuedMar 26, 2019
- Vanity Callsign GrantedMar 26, 2019
Vanity Application Activity
Competing applications filed with the FCC for this callsign.