Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK1B callsign genealogy
Currently held by BOOMER, SAMUEL D
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AK1B's current licensee, walking backwards.
- TSUBATA, TAKEHIROCTgranted 2012-03-20cancelled 2012-09-07
Successor callsigns
Callsigns held now by people who previously held AK1B.
- KN1YactiveGroup M Nor EastCAgranted 2020-07-13
All historical holders
Every license row we've seen with the callsign AK1B, oldest first.
- BOOMER, SAMUEL D CT2005-11-01 → cancelled 2008-04-01
- Group M Nor East CA2010-07-27 → cancelled 2010-08-17
- TSUBATA, TAKEHIRO CT2024-02-01 active