Universal Licensing System
KAO400
BOULDER, CITY OF
License details
| ULS identifier | 1203663 |
|---|
| Call sign | KAO400 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2022-12-16 |
|---|
| Expiration | 2033-03-15 |
|---|
| Frequency range | 151.3775 - 159.2025 MHz (6 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | BOULDER, BOULDER, CO |
|---|
| Coordinates | 40.0119444, -105.1883333 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:13:43 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 151.37750000 | | | 100.000000 | 200.000000 | |
| 3 | 1 | MO | 151.37750000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB | 153.86000000 | | | 216.000000 | 216.000000 | |
| 2 | 1 | FB2 | 153.86000000 | | | 100.000000 | 200.000000 | |
| 3 | 1 | MO | 153.86000000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | MO | 155.43750000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | MO | 155.62500000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | FB2 | 156.13500000 | | | 100.000000 | 200.000000 | |
| 3 | 1 | MO | 156.13500000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | MO | 159.20250000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 151.37750000 | | 8K10F1E |
| 2 | 1 | 151.37750000 | | 11K2F2E |
| 3 | 1 | 151.37750000 | | 11K2F3E |
| 3 | 1 | 151.37750000 | | 8K10F1E |
| 1 | 1 | 153.86000000 | | 11K2F3E |
| 1 | 1 | 153.86000000 | | 8K10F1E |
| 2 | 1 | 153.86000000 | | 11K2F3E |
| 2 | 1 | 153.86000000 | | 8K10F1E |
| 3 | 1 | 153.86000000 | | 8K10F1E |
| 3 | 1 | 153.86000000 | | 11K2F3E |
| 3 | 1 | 155.43750000 | | 8K10F1E |
| 3 | 1 | 155.43750000 | | 11K2F3E |
| 3 | 1 | 155.62500000 | | 8K10F1E |
| 3 | 1 | 155.62500000 | | 11K2F3E |
| 2 | 1 | 156.13500000 | | 8K10F1E |
| 2 | 1 | 156.13500000 | | 11K2F2E |
| 3 | 1 | 156.13500000 | | 11K2F2E |
| 3 | 1 | 156.13500000 | | 8K10F1E |
| 3 | 1 | 159.20250000 | | 8K10F1E |
| 3 | 1 | 159.20250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | COUNTY COURTHOUSE 13TH & PEARL STS, BOULDER, BOULDER, CO | 40.02080556, -105.27972222 | 1622.000 m | | | N |
| 2 | | 5 MI E, BOULDER, BOULDER, CO | 40.01194444, -105.18833333 | 1624.500 m | LTOWER | 45.700 m structure / 50.900 m overall | N |
| 3 | | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 22.000 m | | | | | |
| 1 | 2 | T | | 50.900 m | | | | -19.300 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5064 Pearl Street, BOULDER, CO | BOULDER | 3034177138 |
| 2 | 1777 Broadway, Boulder, CO | BOULDER | 3034411879 |
License history
| Date | File or call sign | Action |
|---|
| 2022-12-16 | KAO400 | LIREN |
| 2019-02-26 | KAO400 | LIAUA |
| 2013-09-04 | KAO400 | LETCNS |
| 2013-03-19 | KAO400 | LIMOD |
| 2013-02-05 | KAO400 | LIREN |
| 2012-12-17 | KAO400 | LETRES |
| 2012-12-04 | KAO400 | LIMOD |
| 2012-04-10 | KAO400 | LIMOD |
| 2012-02-08 | KAO400 | LTSAPR |
| 2010-03-23 | KAO400 | LIMOD |
| 2003-01-08 | KAO400 | LIREN |
| 2002-12-16 | KAO400 | LETRES |
| 2001-09-17 | KAO400 | AUDOPR |
| 2000-10-20 | KAO400 | LICCNV |
| 1998-04-01 | KAO400 | AUTHPR |
| 1998-04-01 | KAO400 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1203663 | 2026-08-02 01:13:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KAO400 | ULS 1203663 | 2026-08-02 01:13:43 |
| Status | A | ULS 1203663 | 2026-08-02 01:13:43 |
| Service | PW | ULS 1203663 | 2026-08-02 01:13:43 |
| Grant Date | 2022-12-16 | ULS 1203663 | 2026-08-02 01:13:43 |
| Expiration Date | 2033-03-15 | ULS 1203663 | 2026-08-02 01:13:43 |