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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N1HG callsign genealogy

Currently held by Schnitzler, Ralf

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 N1HG's current licensee, walking backwards.

  1. K1SVEcancelled· E
    Schnitzler, RalfSCgranted 2011-02-11cancelled 2011-04-19
  2. KJ4ZXIcancelled· G
    Schnitzler, RalfSCgranted 2011-01-21cancelled 2011-02-11

Successor callsigns

Callsigns held now by people who previously held N1HG.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N1HG, oldest first.

  • CRENSHAW, JAMES A FL
    2001-06-30 → cancelled 2004-08-31
  • Schnitzler, Ralf CA
    2021-04-07 active
← Back to N1HG License history →