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

AD7BC callsign genealogy

Currently held by Carlsen, Brent L

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 AD7BC's current licensee, walking backwards.

  1. AE7GGcancelled· E
    Friedrich, Brady JWAgranted 2022-10-29cancelled 2023-02-04
  2. AI7OOcancelled· E
    Friedrich, Brady JWAgranted 2022-09-24cancelled 2022-10-29

Successor callsigns

Callsigns held now by people who previously held AD7BC.

  1. AD5KQcancelled· E
    Martinez, Enrique ATXgranted 2002-05-11cancelled 2002-07-17

All historical holders

Every license row we've seen with the callsign AD7BC, oldest first.

  • Martinez, Enrique A TX
    2002-05-11 → cancelled 2002-06-20
  • Carlsen, Brent L AZ
    2020-05-08 active
← Back to AD7BC License history →