Universal Licensing System
WPNU592
PENTRON CORPORATION DBA PROTRON IN CALIFORNIA
License details
| ULS identifier | 1806889 |
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| Call sign | WPNU592 |
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| Radio service | IG |
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| Status | T |
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| Grant date | 1999-06-23 |
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| Expiration | 2004-06-23 |
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| Cancellation | 2003-10-27 |
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| Frequency range | 458.0125 MHz |
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| Locations | 1 |
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| Representative location | NAPA, CA |
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| Coordinates | 38.2971389, -122.2844167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:52 |
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Licensee
| Name | PENTRON CORPORATION DBA PROTRON IN CALIFORNIA |
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| Applicant type | C |
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| Location | SEATTLE, WA |
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| Address | 6107 13TH AVE S, SEATTLE, WA, 98108 |
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| Phone | 2067649237 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | MO | 458.01250000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 458.01250000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | NAPA, CA | 38.29713889, -122.28441667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 6107 13TH AVE S, SEATTLE, WA | | 2067649237 |
License history
| Date | File or call sign | Action |
|---|
| 2003-10-27 | WPNU592 | LITERM |
| 2001-10-23 | WPNU592 | AUDCAN |
| 2000-11-23 | WPNU592 | LICCNV |
| 1999-06-23 | WPNU592 | AUTHPR |
| 1999-06-23 | WPNU592 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1806889 | 2026-08-02 01:26:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPNU592 | ULS 1806889 | 2026-08-02 01:26:52 |
| Status | T | ULS 1806889 | 2026-08-02 01:26:52 |
| Service | IG | ULS 1806889 | 2026-08-02 01:26:52 |
| Grant Date | 1999-06-23 | ULS 1806889 | 2026-08-02 01:26:52 |
| Expiration Date | 2004-06-23 | ULS 1806889 | 2026-08-02 01:26:52 |
| Cancellation Date | 2003-10-27 | ULS 1806889 | 2026-08-02 01:26:52 |