Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1KTF callsign genealogy
Currently held by Adler, Steven I
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 K1KTF's current licensee, walking backwards.
- Adler, Steven ICTgranted 2013-11-12cancelled 2017-06-09
Successor callsigns
Callsigns held now by people who previously held K1KTF.
No current licensee on record previously held this callsign.