Universal Licensing System
WEF421
TRI STATE GENERATION AND TRANSMISSION ASSOCIATION INC
License details
| ULS identifier | 975185 |
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| Call sign | WEF421 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 1999-02-24 |
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| Expiration | 2009-04-14 |
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| Cancellation | 2009-06-20 |
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| Frequency range | 6745 - 6785 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | CHEYENNE WYOMING, WELD, CO |
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| Coordinates | 40.9980278, -104.7888333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:10 |
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Licensee
| Name | TRI STATE GENERATION AND TRANSMISSION ASSOCIATION INC |
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| Applicant type | C |
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| FRN | 0001615863 |
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| Location | DENVER, CO |
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| Address | DENVER, CO, 80233 |
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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 | 6745.00000000 | | | | | |
| 1 | 2 | FXO | 6785.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6745.00000000 | | 10M0F9W |
| 1 | 2 | 6785.00000000 | | 10M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 7 MI S OF NEAR, CHEYENNE WYOMING, WELD, CO | 40.99802778, -104.78883333 | 1918.400 m | | 24.400 m overall | |
| 2 | R | | 41.14413889, -104.65105556 | 1822.700 m | | | |
| 3 | R | | 40.60441667, -104.81411111 | 1560.600 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 | 39.8000 | 35.5000 | | |
| 1 | 2 | R | | | | 39.8000 | | | |
| 1 | 3 | R | | | | 39.8000 | | | |
| 2 | 1 | T | | | V | 39.8000 | 182.8000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2009-06-20 | WEF421 | LIEXP |
| 2009-01-19 | WEF421 | LETRES |
| 1999-08-13 | WEF421 | LICCNV |
| 1999-02-24 | WEF421 | LIREN |
| 1994-04-14 | WEF421 | LIMOD |
| 1994-03-10 | WEF421 | LIMOD |
| 1989-03-02 | WEF421 | LIMOD |
| 1984-03-16 | WEF421 | LIMOD |
| 1979-12-11 | WEF421 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 975185 | 2026-08-02 02:45:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WEF421 | ULS 975185 | 2026-08-02 02:45:10 |
| Status | E | ULS 975185 | 2026-08-02 02:45:10 |
| Service | MG | ULS 975185 | 2026-08-02 02:45:10 |
| Grant Date | 1999-02-24 | ULS 975185 | 2026-08-02 02:45:10 |
| Expiration Date | 2009-04-14 | ULS 975185 | 2026-08-02 02:45:10 |
| Cancellation Date | 2009-06-20 | ULS 975185 | 2026-08-02 02:45:10 |