Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4QH callsign genealogy
Currently held by Waldroupe, David K
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 AG4QH's current licensee, walking backwards.
- Waldroupe, David KTNgranted 1999-04-01cancelled 2002-03-26
Successor callsigns
Callsigns held now by people who previously held AG4QH.
No current licensee on record previously held this callsign.