Universal Licensing System
KRI641
State of Colorado
License details
| ULS identifier | 1216893 |
|---|
| Call sign | KRI641 |
|---|
| Radio service | PW |
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| Status | A |
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| Grant date | 2023-02-01 |
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| Expiration | 2033-03-23 |
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| Frequency range | 453.2 - 458.2 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | BOULDER, BOULDER, CO |
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| Coordinates | 40.0083056, -105.2666667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:39 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 453.20000000 | | | 100.000000 | 316.000000 | |
| 2 | 1 | FB | 453.20000000 | | | 100.000000 | 398.000000 | |
| 3 | 1 | MO | 453.20000000 | | | 100.000000 | | |
| 3 | 1 | MO | 458.20000000 | | | 18.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.20000000 | | 11K3F3E |
| 2 | 1 | 453.20000000 | | 11K3F1D |
| 2 | 1 | 453.20000000 | | 11K3F3E |
| 3 | 1 | 453.20000000 | | 11K3F3E |
| 3 | 1 | 458.20000000 | | 11K3F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | UNIVERSITY OF COLORADO STADIUM RM 195E, BOULDER, BOULDER, CO | 40.00830556, -105.26666667 | 1635.000 m | | | N |
| 2 | T | UNIVERSITY OF COLORADO GAMOW TOWER, BOULDER, BOULDER, CO | 40.00886111, -105.30222222 | 1635.000 m | | | N |
| 3 | T | CO | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.000 m | | | | | |
| 1 | 2 | T | | 38.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | UNIVERSITY OF COLORADO STADIUM RM 187, BOULDER, CO | | 3034925511 |
License history
| Date | File or call sign | Action |
|---|
| 2024-01-31 | KRI641 | LIAUA |
| 2023-02-01 | KRI641 | LIREN |
| 2023-01-22 | KRI641 | ESURNW |
| 2022-12-28 | KRI641 | LETRES |
| 2017-04-28 | KRI641 | LIMOD |
| 2012-12-29 | KRI641 | LIREN |
| 2012-12-23 | KRI641 | ESURNW |
| 2011-09-10 | KRI641 | LIMOD |
| 2011-09-09 | KRI641 | ESUAPR |
| 2011-07-08 | KRI641 | LIAUA |
| 2011-07-07 | KRI641 | ESUAPR |
| 2009-08-28 | KRI641 | LIAUA |
| 2009-08-27 | KRI641 | ESUAPR |
| 2008-07-29 | KRI641 | LIAUA |
| 2008-07-28 | KRI641 | ESCAPR |
| 2003-01-07 | KRI641 | LIREN |
| 2002-12-30 | KRI641 | LETRES |
| 2002-03-11 | KRI641 | AUDOPR |
| 2000-10-20 | KRI641 | LICCNV |
| 1998-01-16 | KRI641 | LIREN |
| 1998-01-16 | KRI641 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1216893 | 2026-08-02 01:08:39 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KRI641 | ULS 1216893 | 2026-08-02 01:08:39 |
| Status | A | ULS 1216893 | 2026-08-02 01:08:39 |
| Service | PW | ULS 1216893 | 2026-08-02 01:08:39 |
| Grant Date | 2023-02-01 | ULS 1216893 | 2026-08-02 01:08:39 |
| Expiration Date | 2033-03-23 | ULS 1216893 | 2026-08-02 01:08:39 |