KB7RJR
Expired2x3District 7
Competitive callsign — 1 application filed with the FCC.
License HolderSpencer, Donald R
License ClassTechnician
Min. Class RequiredTechnician
LocationWhitinsville, MA
Grant DateSep 16, 2014
Expiration DateSep 16, 2024
Available for ApplicationsSep 17, 2026
KB7RJR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Spencer, Donald R in Whitinsville, MA. 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 Redfield, Rain J on Aug 29, 2014. KB7RJR has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... --... .-. .--- .-.
CW Weight: 42 units(Heavy (slower to send))
Voice Phonetics
Kilo Bravo Seven Romeo Juliet Romeo
Readability: 5.5/10(Moderate readability)
Available Sep 17, 2026 (70 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License IssuedSep 16, 2014
- Vanity Callsign GrantedSep 16, 2014
- License ExpiredDec 30, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Redfield, Rain JFiled Aug 29, 2014Not awardedFCC ↗