uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

WA4SVJ callsign genealogy

Currently held by ARMSTRONG SR, ROBERT W

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 WA4SVJ's current licensee, walking backwards.

  1. AE0Bactive· E
    Moeller, Gary SIAgranted 2017-04-21
  2. AC0HLcancelled· E
    Moeller, Gary SIAgranted 2004-09-08cancelled 2007-04-24
  3. N0THNactive· G
    Woody, Cloyd ANVgranted 2016-05-21
  4. KI7CLWcancelled· G
    Woody, Cloyd ANVgranted 2016-03-16cancelled 2016-05-21

Successor callsigns

Callsigns held now by people who previously held WA4SVJ.

  1. K0BTactive· E
    ARMSTRONG, ROBERT WAZgranted 2018-08-28
  2. AE0Bcancelled· E
    ARMSTRONG SR, ROBERT WAZgranted 1996-12-11cancelled 2004-09-10
← Back to WA4SVJ License history →