Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9TXF callsign genealogy
Currently held by CASPERSON JR, ROGER T
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 KB9TXF's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB9TXF.
- CASPERSON JR, ROGER TVAgranted 2008-12-04cancelled 2008-12-04