Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TDA callsign genealogy
Currently held by AEBISCHER, TODD 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 W7TDA's current licensee, walking backwards.
- AEBISCHER, TODD DIDgranted 2018-02-06cancelled 2020-09-29
Successor callsigns
Callsigns held now by people who previously held W7TDA.
No current licensee on record previously held this callsign.