K5END
Active1x3District 5
Competitive callsign — 8 applications filed with the FCC.
License HolderCALDARA, PAUL C
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationBOULDER, CO
Grant DateMay 3, 2018
Expiration DateApr 29, 2028
K5END is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by CALDARA, PAUL C in BOULDER, CO. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by Kopf, Aaron on Apr 13, 2022. K5END has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..... . -. -..
CW Weight: 22 units(Light (fast to send))
Voice Phonetics
Kilo Five Echo November Delta
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJun 20, 2019
- License RenewedMay 3, 2018
- Administrative Update AppliedMay 3, 2018
- Administrative Update AppliedJan 27, 2009
- License IssuedApr 29, 2008
- Vanity Callsign GrantedApr 29, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.