Universal Licensing System
KNCX404
CITY OF SEATTLE
License details
| ULS identifier | 1885325 |
|---|
| Call sign | KNCX404 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2021-11-25 |
|---|
| Expiration | 2032-02-11 |
|---|
| Frequency range | 48.08 - 48.42 MHz (3 frequencies) |
|---|
| Locations | 5 |
|---|
| Representative location | RENTON, KING, WA |
|---|
| Coordinates | 47.4331667, -122.1298333 |
|---|
| 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 | FB | 48.08000000 | | | 110.000000 | | |
| 2 | 1 | FB | 48.08000000 | | | 110.000000 | 110.000000 | |
| 3 | 1 | FB | 48.08000000 | | | 110.000000 | 110.000000 | |
| 4 | 1 | FB | 48.08000000 | | | 110.000000 | 110.000000 | |
| 5 | 1 | FB | 48.08000000 | | | 110.000000 | 110.000000 | |
| 1 | 1 | FB | 48.40000000 | | | 110.000000 | | |
| 2 | 1 | FB | 48.40000000 | | | 110.000000 | 110.000000 | |
| 3 | 1 | FB | 48.40000000 | | | 110.000000 | 110.000000 | |
| 4 | 1 | FB | 48.40000000 | | | 110.000000 | 110.000000 | |
| 5 | 1 | FB | 48.40000000 | | | 110.000000 | 110.000000 | |
| 6 | 1 | MO | 48.40000000 | | | 120.000000 | 120.000000 | |
| 1 | 1 | FB | 48.42000000 | | | 110.000000 | | |
| 2 | 1 | FB | 48.42000000 | | | 110.000000 | 110.000000 | |
| 3 | 1 | FB | 48.42000000 | | | 110.000000 | 110.000000 | |
| 4 | 1 | FB | 48.42000000 | | | 110.000000 | 110.000000 | |
| 5 | 1 | FB | 48.42000000 | | | 110.000000 | 110.000000 | |
| 6 | 1 | MO | 48.42000000 | | | 120.000000 | 120.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 48.08000000 | | 20K0F3E |
| 2 | 1 | 48.08000000 | | 20K0F3E |
| 3 | 1 | 48.08000000 | | 20K0F3E |
| 4 | 1 | 48.08000000 | | 20K0F3E |
| 5 | 1 | 48.08000000 | | 20K0F3E |
| 1 | 1 | 48.40000000 | | 20K0F3E |
| 2 | 1 | 48.40000000 | | 20K0F3E |
| 3 | 1 | 48.40000000 | | 20K0F3E |
| 4 | 1 | 48.40000000 | | 20K0F3E |
| 5 | 1 | 48.40000000 | | 20K0F3E |
| 6 | 1 | 48.40000000 | | 20K0F3E |
| 1 | 1 | 48.42000000 | | 20K0F3E |
| 2 | 1 | 48.42000000 | | 20K0F3E |
| 3 | 1 | 48.42000000 | | 20K0F3E |
| 4 | 1 | 48.42000000 | | 20K0F3E |
| 5 | 1 | 48.42000000 | | 20K0F3E |
| 6 | 1 | 48.42000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 25400 HOBART LANDSBURG RD, MAPLE VALLEY, KING, WA | 47.37677778, -121.96011111 | 168.000 m | | | N |
| 2 | T | 18015 SW LAKE YOUNGS ROAD, RENTON, KING, WA | 47.43316667, -122.12983333 | 155.000 m | BANT | 11.000 m structure / 11.000 m overall | N |
| 3 | T | 2700 AIRPORT WAY, SEATTLE, KING, WA | 47.57888889, -122.32000000 | 5.000 m | BANT | 18.000 m structure / 18.000 m overall | N |
| 4 | T | 18015 SE LAKE YOUNGS ROAD, RENTON, KING, WA | 47.42150000, -122.10011111 | 154.000 m | BANT | 11.000 m structure / 11.000 m overall | N |
| 5 | T | 40809 NE FORD RD, DUVALL, KING, WA | 47.69233333, -121.79261111 | 226.000 m | BANT | 11.000 m structure / 11.000 m overall | N |
| 6 | T | KING, WA | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 40.000 m | | | | | |
| 1 | 2 | T | | 11.000 m | | | | 25.100 | |
| 1 | 3 | T | | 18.000 m | | | | -17.600 | |
| 1 | 4 | T | | 11.000 m | | | | -3.200 | |
| 1 | 5 | T | | 11.000 m | | | | -138.800 | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 25400 HOBART LANDSBURG RD, MAPLE VALLEY, WA | | 2063861815 |
| 2 | 2700 AIRPORT WAY S, SEATTLE, WA | KING | 2063861849 |
License history
| Date | File or call sign | Action |
|---|
| 2021-11-25 | KNCX404 | LIREN |
| 2021-11-15 | KNCX404 | LETRES |
| 2021-11-13 | KNCX404 | ESURNW |
| 2019-09-17 | KNCX404 | LIAUA |
| 2015-12-22 | KNCX404 | LETCNS |
| 2015-03-23 | KNCX404 | LIMOD |
| 2013-12-25 | KNCX404 | LIAUA |
| 2013-12-24 | KNCX404 | ESUAPR |
| 2011-12-20 | KNCX404 | ESUAPR |
| 2011-12-20 | KNCX404 | LIREN |
| 2011-11-21 | KNCX404 | LETRES |
| 2002-02-07 | KNCX404 | LIREN |
| 2001-12-17 | KNCX404 | AUDOPR |
| 2001-12-15 | KNCX404 | LIAUA |
| 2001-12-14 | KNCX404 | LIAUA |
| 2001-11-19 | KNCX404 | LETRES |
| 2000-11-24 | KNCX404 | LICCNV |
| 1996-12-26 | KNCX404 | LIREN |
| 1996-12-26 | KNCX404 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1885325 | 2026-08-02 01:13:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNCX404 | ULS 1885325 | 2026-08-02 01:13:36 |
| Status | A | ULS 1885325 | 2026-08-02 01:13:36 |
| Service | IG | ULS 1885325 | 2026-08-02 01:13:36 |
| Grant Date | 2021-11-25 | ULS 1885325 | 2026-08-02 01:13:36 |
| Expiration Date | 2032-02-11 | ULS 1885325 | 2026-08-02 01:13:36 |