Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN1DRA callsign genealogy
Currently held by SIVALINGAM, TEJASINHA
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 KN1DRA's current licensee, walking backwards.
- SIVALINGAM, TEJASINHANHgranted 2021-05-17cancelled 2021-06-07
Successor callsigns
Callsigns held now by people who previously held KN1DRA.
No current licensee on record previously held this callsign.