Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1TNH callsign genealogy
Currently held by BAYER, ROBERT C
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 W1TNH's current licensee, walking backwards.
- BAYER, ROBERT CMEgranted 2011-05-24cancelled 2017-03-14
Successor callsigns
Callsigns held now by people who previously held W1TNH.
No current licensee on record previously held this callsign.