Universal Licensing System
WP4TZZ
Los Radio Heads
License details
| ULS identifier | 5317449 |
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| Call sign | WP4TZZ |
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| Radio service | HA |
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| Status | A |
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| Grant date | 2026-06-11 |
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| Expiration | 2036-06-11 |
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| Source archive | l_amat.zip |
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| Dataset refreshed | 2026-08-02 02:03:23 |
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Licensee
| Name | Los Radio Heads |
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| Applicant type | B |
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| FRN | 0038516373 |
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| Location | San Juan, PR |
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| Address | 1670 Calle Orinoco Urb El Cerezal, San Juan, PR, 00926 |
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License history
| Date | File or call sign | Action |
|---|
| 2026-06-11 | WP4TZZ | LIISS |
| 2026-06-11 | WP4TZZ | SYSGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5317449 | 2026-08-02 02:03:23 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WP4TZZ | ULS 5317449 | 2026-08-02 02:03:23 |
| Status | A | ULS 5317449 | 2026-08-02 02:03:23 |
| Service | HA | ULS 5317449 | 2026-08-02 02:03:23 |
| Grant Date | 2026-06-11 | ULS 5317449 | 2026-08-02 02:03:23 |
| Expiration Date | 2036-06-11 | ULS 5317449 | 2026-08-02 02:03:23 |