Universal Licensing System
N6TRB
License details
| ULS identifier | 720451 |
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| Call sign | N6TRB |
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| Radio service | HA |
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| Status | E |
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| Grant date | 1988-11-15 |
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| Expiration | 1998-11-15 |
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| Cancellation | 2000-11-16 |
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| Source archive | l_amat.zip |
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| Dataset refreshed | 2026-08-02 01:55:26 |
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Licensee
| Name | CHANG, MARK |
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| Applicant type | I |
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| FRN | 0017201401 |
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| Location | PASADENA, CA |
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License history
| Date | File or call sign | Action |
|---|
| 2000-11-16 | N6TRB | LIEXP |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 720451 | 2026-08-02 01:55:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | N6TRB | ULS 720451 | 2026-08-02 01:55:26 |
| Status | E | ULS 720451 | 2026-08-02 01:55:26 |
| Service | HA | ULS 720451 | 2026-08-02 01:55:26 |
| Grant Date | 1988-11-15 | ULS 720451 | 2026-08-02 01:55:26 |
| Expiration Date | 1998-11-15 | ULS 720451 | 2026-08-02 01:55:26 |
| Cancellation Date | 2000-11-16 | ULS 720451 | 2026-08-02 01:55:26 |