Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5RTK callsign genealogy
Currently held by Gardner, Christian
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 K5RTK's current licensee, walking backwards.
- Gardner, ChristianGAgranted 2025-11-22cancelled 2025-12-12
Successor callsigns
Callsigns held now by people who previously held K5RTK.
No current licensee on record previously held this callsign.