Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT7IM callsign genealogy
Currently held by MACAULAY, DOUGLAS A
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 KT7IM's current licensee, walking backwards.
- MACAULAY, DOUGLAS AMTgranted 2020-05-26cancelled 2020-07-17
Successor callsigns
Callsigns held now by people who previously held KT7IM.
- MACAULAY, DOUGLAS AWAgranted 2021-02-13cancelled 2023-03-24