Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1NAS callsign genealogy
Currently held by SPERBER, MICHAEL 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 K1NAS's current licensee, walking backwards.
- SPERBER, MICHAEL ACTgranted 2012-01-04cancelled 2015-12-05
Successor callsigns
Callsigns held now by people who previously held K1NAS.
No current licensee on record previously held this callsign.