Universal Licensing System
WPNN674
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 1046811 |
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| Call sign | WPNN674 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 2018-06-21 |
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| Expiration | 2028-07-31 |
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| Cancellation | 2023-05-05 |
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| Frequency range | 941.7 MHz |
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| Locations | 2 |
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| Representative location | STOCKTON, SAN JOAQUIN, CA |
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| Coordinates | 38.0254722, -121.3085556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:18 |
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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 | FXO | 941.70000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 941.70000000 | | 50K0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | .2 MI S OF WAKEFIELD ST, STOCKTON, SAN JOAQUIN, CA | 38.02547222, -121.30855556 | 6.100 m | | 18.600 m structure / 18.600 m overall | |
| 2 | R | | 37.81130556, -121.80355556 | 765.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 20.2000 | 241.5000 | | |
| 1 | 2 | R | | | | 20.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-06 | WPNN674 | LICAN |
| 2018-06-21 | WPNN674 | LIREN |
| 2018-05-07 | WPNN674 | LETRES |
| 2008-06-06 | WPNN674 | LIREN |
| 2008-05-05 | WPNN674 | LETRES |
| 2004-12-18 | WPNN674 | LIAUA |
| 2004-12-17 | WPNN674 | ESUAPR |
| 2000-11-29 | WPNN674 | LIAUA |
| 2000-11-22 | WPNN674 | LIAUA |
| 2000-09-29 | WPNN674 | LIAUA |
| 2000-06-20 | WPNN674 | LIAUA |
| 2000-05-03 | WPNN674 | LIAUA |
| 1999-08-14 | WPNN674 | LICCNV |
| 1998-07-30 | WPNN674 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1046811 | 2026-08-02 02:45:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPNN674 | ULS 1046811 | 2026-08-02 02:45:18 |
| Status | C | ULS 1046811 | 2026-08-02 02:45:18 |
| Service | MG | ULS 1046811 | 2026-08-02 02:45:18 |
| Grant Date | 2018-06-21 | ULS 1046811 | 2026-08-02 02:45:18 |
| Expiration Date | 2028-07-31 | ULS 1046811 | 2026-08-02 02:45:18 |
| Cancellation Date | 2023-05-05 | ULS 1046811 | 2026-08-02 02:45:18 |