Universal Licensing System
WQDM493
Tri-State Generation and Transmission Assn., Inc.
License details
| ULS identifier | 2751462 |
|---|
| Call sign | WQDM493 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2025-07-02 |
|---|
| Expiration | 2035-09-29 |
|---|
| Frequency range | 451.15 - 456.15 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Arthur, ARTHUR, NE |
|---|
| Coordinates | 41.7332778, -101.7047222 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:13:36 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2C | 451.15000000 | | | 100.000000 | 500.000000 | |
| 2 | 1 | MO | 456.15000000 | | | 100.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.15000000 | | 11K0F3E |
| 2 | 1 | 456.15000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Hobin, 13.2 km N of, Arthur, ARTHUR, NE | 41.73327778, -101.70472222 | 1188.600 m | TOWER | 54.800 m structure / 60.900 m overall | |
| 2 | T | ARTHUR, NE | 41.73327778, -101.70472222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 59.200 m | | 10.0000 | 360.0000 | 99.300 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | Westminster Operations Center, 1100 West 116th Avenue, Westminster, CO | ADAMS | 3034526111 |
License history
| Date | File or call sign | Action |
|---|
| 2025-07-02 | WQDM493 | LIREN |
| 2015-10-01 | WQDM493 | LIREN |
| 2015-09-24 | WQDM493 | ESUAPR |
| 2015-09-19 | WQDM493 | LIMOD |
| 2015-07-06 | WQDM493 | LETRES |
| 2012-06-13 | WQDM493 | LIMOD |
| 2012-05-17 | WQDM493 | ESCAPR |
| 2006-07-03 | WQDM493 | LETCNS |
| 2005-09-29 | WQDM493 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2751462 | 2026-08-02 01:13:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDM493 | ULS 2751462 | 2026-08-02 01:13:36 |
| Status | A | ULS 2751462 | 2026-08-02 01:13:36 |
| Service | IG | ULS 2751462 | 2026-08-02 01:13:36 |
| Grant Date | 2025-07-02 | ULS 2751462 | 2026-08-02 01:13:36 |
| Expiration Date | 2035-09-29 | ULS 2751462 | 2026-08-02 01:13:36 |