W3ISB
Active1x3District 3
Competitive callsign — 1 application filed with the FCC.
License HolderWeisberger, Travis
License ClassGeneral
Min. Class RequiredGeneral
LocationMountain View, CA
Grant DateSep 1, 2020
Expiration DateSep 1, 2030
W3ISB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Weisberger, Travis in Mountain View, CA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Weisberger, Travis on Aug 12, 2020. W3ISB has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ...-- .. ... -...
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Whiskey Three India Sierra Bravo
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedJul 9, 2026
- Administrative Update AppliedApr 13, 2021
- Administrative Update AppliedJan 21, 2021
- Vanity Callsign GrantedSep 1, 2020
- License IssuedSep 1, 2020
- License ExpiredOct 22, 2019
- License RenewedJul 27, 2007
- FRN Association Email SentAug 19, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Weisberger, TravisFiled Aug 12, 2020Not awardedFCC ↗