Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9PSD callsign genealogy
Currently held by RABIN, DAVID N
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 WB9PSD's current licensee, walking backwards.
- Rabin, Perry LILgranted 2005-05-17cancelled 2006-01-10
Successor callsigns
Callsigns held now by people who previously held WB9PSD.
- RABIN, DAVID NILgranted 1999-05-25cancelled 2001-03-27
All historical holders
Every license row we've seen with the callsign WB9PSD, oldest first.
- Rabin, Perry L IL2026-01-03 active
- RABIN, DAVID N— → cancelled 1999-05-25