Universal Licensing System
750DX
Polatchek Mr, Roy D
License details
| ULS identifier | 3933470 |
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| Call sign | 750DX |
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| Radio service | AC |
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| Status | A |
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| Grant date | 2017-06-22 |
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| Expiration | 2027-06-22 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:38:35 |
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Licensee
| Name | Polatchek Mr, Roy D |
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| Applicant type | I |
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| FRN | 0004305603 |
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| Location | Carlsbad, CA |
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License history
| Date | File or call sign | Action |
|---|
| 2017-06-22 | 750DX | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3933470 | 2026-08-02 01:38:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 750DX | ULS 3933470 | 2026-08-02 01:38:35 |
| Status | A | ULS 3933470 | 2026-08-02 01:38:35 |
| Service | AC | ULS 3933470 | 2026-08-02 01:38:35 |
| Grant Date | 2017-06-22 | ULS 3933470 | 2026-08-02 01:38:35 |
| Expiration Date | 2027-06-22 | ULS 3933470 | 2026-08-02 01:38:35 |