Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7MER callsign genealogy
Currently held by Gavenda, William F
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 KA7MER's current licensee, walking backwards.
- Gavenda, William FWAgranted 2012-03-02cancelled 2012-03-24
Successor callsigns
Callsigns held now by people who previously held KA7MER.
- GAVENDA JR, WILLIAM FWAgranted 2022-03-09