Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1DS callsign genealogy
Currently held by Martin, James 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 W1DS's current licensee, walking backwards.
- ZYGO JR, STANLEY FMAgranted 2016-02-25cancelled 2017-04-07
Successor callsigns
Callsigns held now by people who previously held W1DS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1DS, oldest first.
- VAN GASBECK, EDWARD F FL2007-01-29 → cancelled 2006-07-18
- Martin, James A NC2008-08-08 → cancelled 2015-03-18
- ZYGO JR, STANLEY F MA2017-04-07 active