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

KA3B callsign genealogy

Currently held by HARTMAN, ROBERT 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 KA3B's current licensee, walking backwards.

  1. N7BSVcancelled· E
    Bajaj, VikramNVgranted 2021-12-31cancelled 2022-01-21
  2. KK7CMHcancelled· E
    Bajaj, VikramNVgranted 2021-12-13cancelled 2021-12-31

Successor callsigns

Callsigns held now by people who previously held KA3B.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KA3B, oldest first.

  • HARTMAN, ROBERT L PA
    2010-11-18 → cancelled 2019-12-31
  • Bajaj, Vikram NV
    2022-01-21 active
← Back to KA3B License history →