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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

N2DE callsign genealogy

Currently held by Steinberg, Ulrich H

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 N2DE's current licensee, walking backwards.

  1. AE2UScancelled· E
    Wu, Jeng-ShiouMIgranted 2019-04-30cancelled 2019-05-18
  2. KD8MBAcancelled· E
    Wu, Jeng-ShiouMIgranted 2009-09-23cancelled 2019-04-30

Successor callsigns

Callsigns held now by people who previously held N2DE.

  1. NO5DLcancelled· E
    LEAR, DAVID E ATXgranted 2000-08-15cancelled 2003-08-19

All historical holders

Every license row we've seen with the callsign N2DE, oldest first.

  • LEAR, DAVID E A TX
    1998-03-02 → cancelled 2000-08-15
  • Steinberg, Ulrich H NY
    2023-04-07 active