Universal Licensing System
WNKU409
License details
| ULS identifier | 1225261 |
|---|---|
| Call sign | WNKU409 |
| Radio service | PW |
| Status | A |
| Grant date | 2023-06-10 |
| Expiration | 2033-07-09 |
| Frequency range | 154.22 - 155.535 MHz (4 frequencies) |
| Locations | 6 |
| Representative location | BOULDER, BOULDER, CO |
| Coordinates | 40.0652500, -105.1555278 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:13:41 |
Licensee
| Name | BOULDER, COUNTY OF |
|---|---|
| Applicant type | G |
| FRN | 0001620400 |
| Location | BOULDER, CO |
| Address | 3280 Airport Road, BOULDER, CO, 803012226 |
| Phone | 3034413880 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FB2 | 154.22000000 | 100.000000 | 300.000000 | |||
| 1 | 1 | FB | 154.32500000 | 100.000000 | 300.000000 | |||
| 2 | 1 | FB | 154.32500000 | 110.000000 | 300.000000 | |||
| 3 | 1 | FB | 154.32500000 | 100.000000 | 300.000000 | |||
| 4 | 1 | FB | 154.32500000 | 50.000000 | 400.000000 | |||
| 5 | 1 | FB | 154.32500000 | 110.000000 | 220.000000 | |||
| 6 | 1 | MO | 154.32500000 | 110.000000 | 110.000000 | |||
| 1 | 1 | FB | 154.41500000 | 100.000000 | 300.000000 | |||
| 2 | 1 | FB | 154.41500000 | 110.000000 | 300.000000 | |||
| 3 | 1 | FB | 154.41500000 | 100.000000 | 300.000000 | |||
| 4 | 1 | FB | 154.41500000 | 50.000000 | 400.000000 | |||
| 6 | 1 | MO | 154.41500000 | 110.000000 | 110.000000 | |||
| 4 | 1 | FB2 | 155.53500000 | 100.000000 | 300.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 154.22000000 | 11K0F3E | |
| 1 | 1 | 154.32500000 | 11K0F3E | |
| 2 | 1 | 154.32500000 | 11K0F3E | |
| 3 | 1 | 154.32500000 | 11K0F3E | |
| 4 | 1 | 154.32500000 | 11K0F3E | |
| 5 | 1 | 154.32500000 | 11K0F3E | |
| 6 | 1 | 154.32500000 | 11K0F3E | |
| 1 | 1 | 154.41500000 | 11K0F3E | |
| 2 | 1 | 154.41500000 | 11K0F3E | |
| 3 | 1 | 154.41500000 | 11K0F3E | |
| 4 | 1 | 154.41500000 | 11K0F3E | |
| 6 | 1 | 154.41500000 | 11K0F3E | |
| 4 | 1 | 155.53500000 | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 8500 BOULDERADO DRIVE, BOULDER, BOULDER, CO | 40.06525000, -105.15552778 | 1650.500 m | TOWER | 27.700 m structure / 30.500 m overall | N |
| 2 | T | CTY JUSTICE CTR 1777 6TH ST, BOULDER, BOULDER, CO | 40.01469444, -105.28861111 | 1637.000 m | 9.000 m structure / 9.000 m overall | N | |
| 3 | T | CHATAUQUA PK .5 MI SW, BOULDER, BOULDER, CO | 39.99441667, -105.27972222 | 1792.000 m | 9.000 m structure / 9.000 m overall | N | |
| 4 | T | MEAD COMMUNICATIONS FACILITY WASATCH E, MEAD, BOULDER, CO | 40.23997222, -105.05580556 | 1585.000 m | TOWER | 30.000 m structure / 36.600 m overall | N |
| 5 | T | THORODIN MOUNTAIN 2.75 MI S, PINECLIFF, GILPIN, CO | 39.88416667, -105.42000000 | 3200.000 m | 21.000 m structure / 21.000 m overall | N | |
| 6 | T |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 30.000 m | 9.0000 | 63.400 | ||||
| 1 | 2 | T | 15.000 m | ||||||
| 1 | 3 | T | 24.000 m | ||||||
| 1 | 4 | T | 19.800 m | 9.0000 | 12.000 | ||||
| 1 | 5 | T | 15.000 m | ||||||
| 1 | 6 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 3280 Airport Road, BOULDER, CO | BOULDER | 3034414444 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2023-06-10 | WNKU409 | LIREN |
| 2023-05-10 | WNKU409 | ESURNW |
| 2023-04-17 | WNKU409 | LETRES |
| 2013-05-03 | WNKU409 | LIMOD |
| 2013-05-02 | WNKU409 | ESUAPR |
| 2013-04-12 | WNKU409 | LIREN |
| 2013-04-10 | WNKU409 | ESURNW |
| 2012-04-18 | WNKU409 | LIMOD |
| 2012-02-17 | WNKU409 | ESUAPR |
| 2010-02-22 | WNKU409 | LIMOD |
| 2008-11-13 | WNKU409 | LIAUA |
| 2008-11-12 | WNKU409 | ESUAPR |
| 2007-07-03 | WNKU409 | LETCNS |
| 2006-10-02 | WNKU409 | LIMOD |
| 2003-05-07 | WNKU409 | LIREN |
| 2003-04-14 | WNKU409 | LETRES |
| 2002-01-14 | WNKU409 | AUDOPR |
| 2000-10-20 | WNKU409 | LICCNV |
| 1998-05-07 | WNKU409 | AUTHPR |
| 1998-05-07 | WNKU409 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1225261 | 2026-08-02 01:13:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WNKU409 | ULS 1225261 | 2026-08-02 01:13:41 |
| Status | A | ULS 1225261 | 2026-08-02 01:13:41 |
| Service | PW | ULS 1225261 | 2026-08-02 01:13:41 |
| Grant Date | 2023-06-10 | ULS 1225261 | 2026-08-02 01:13:41 |
| Expiration Date | 2033-07-09 | ULS 1225261 | 2026-08-02 01:13:41 |