Universal Licensing System
WPUB253
STATE OF COLORADO
License details
| ULS identifier | 2378753 |
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| Call sign | WPUB253 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-11-03 |
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| Expiration | 2032-01-28 |
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| Frequency range | 452.1125 - 457.1125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | BOULDER, BOULDER, CO |
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| Coordinates | 40.0071944, -105.2616667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-16 06:41:32 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.11250000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MO | 457.11250000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.11250000 | | 11K2F1D |
| 1 | 1 | 457.11250000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | BOULDER, BOULDER, CO | 40.00719444, -105.26166667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1080 REGENT DRIVE, BOULDER, CO | BOULDER | 3034924260 |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-31 | WPUB253 | LIAUA |
| 2021-11-03 | WPUB253 | LIREN |
| 2021-11-01 | WPUB253 | LETRES |
| 2011-11-02 | WPUB253 | LIREN |
| 2011-10-30 | WPUB253 | ESURNW |
| 2011-07-08 | WPUB253 | LIAUA |
| 2011-07-07 | WPUB253 | ESUAPR |
| 2009-06-05 | WPUB253 | LIAUA |
| 2009-06-04 | WPUB253 | ESUAPR |
| 2008-07-29 | WPUB253 | LIAUA |
| 2008-07-28 | WPUB253 | ESCAPR |
| 2002-10-28 | WPUB253 | LETCNS |
| 2002-01-28 | WPUB253 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2378753 | 2026-08-16 06:41:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPUB253 | ULS 2378753 | 2026-08-16 06:41:32 |
| Status | A | ULS 2378753 | 2026-08-16 06:41:32 |
| Service | IG | ULS 2378753 | 2026-08-16 06:41:32 |
| Grant Date | 2021-11-03 | ULS 2378753 | 2026-08-16 06:41:32 |
| Expiration Date | 2032-01-28 | ULS 2378753 | 2026-08-16 06:41:32 |