Universal Licensing System
54JR
Block, John R
License details
| ULS identifier | 5301473 |
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| Call sign | 54JR |
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| Radio service | AC |
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| Status | A |
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| Grant date | 2026-05-12 |
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| Expiration | 2036-05-12 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-09 10:21:22 |
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Licensee
| Name | Block, John R |
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| Applicant type | I |
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| FRN | 0038405833 |
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| Location | Pittsburgh, PA |
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License history
| Date | File or call sign | Action |
|---|
| 2026-05-12 | 54JR | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 5301473 | 2026-08-09 10:21:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 54JR | ULS 5301473 | 2026-08-09 10:21:22 |
| Status | A | ULS 5301473 | 2026-08-09 10:21:22 |
| Service | AC | ULS 5301473 | 2026-08-09 10:21:22 |
| Grant Date | 2026-05-12 | ULS 5301473 | 2026-08-09 10:21:22 |
| Expiration Date | 2036-05-12 | ULS 5301473 | 2026-08-09 10:21:22 |