Universal Licensing System
WIK592
License details
| ULS identifier | 1222205 |
|---|---|
| Call sign | WIK592 |
| Radio service | PW |
| Status | A |
| Grant date | 2025-04-02 |
| Expiration | 2035-06-11 |
| Frequency range | 488.6125 - 491.6625 MHz (4 frequencies) |
| Locations | 5 |
| Representative location | CONCORD, CONTRA COSTA, CA |
| Coordinates | 37.9838056, -122.0338611 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:08:36 |
Licensee
| Name | CONTRA COSTA, COUNTY OF |
|---|---|
| Applicant type | G |
| FRN | 0001540145 |
| Location | MARTINEZ, CA |
| Address | 30 DOUGLAS DRIVE, MARTINEZ, CA, 945534068 |
| Phone | 9253131200 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FB2 | 488.61250000 | 25.000000 | 100.000000 | |||
| 2 | 1 | FB | 488.61250000 | 25.000000 | 100.000000 | |||
| 3 | 1 | FB | 488.61250000 | 25.000000 | 100.000000 | |||
| 4 | 1 | FB | 488.61250000 | 25.000000 | 100.000000 | |||
| 5 | 1 | FB | 488.61250000 | 25.000000 | 100.000000 | |||
| 6 | 1 | FB | 488.61250000 | 25.000000 | 100.000000 | |||
| 7 | 1 | MO | 488.61250000 | 40.000000 | 50.000000 | |||
| 7 | 1 | MO | 488.61250000 | 5.000000 | 5.000000 | |||
| 1 | 1 | FB2 | 488.66250000 | 25.000000 | 100.000000 | |||
| 2 | 1 | FB | 488.66250000 | 25.000000 | 100.000000 | |||
| 3 | 1 | FB | 488.66250000 | 25.000000 | 100.000000 | |||
| 4 | 1 | FB | 488.66250000 | 25.000000 | 100.000000 | |||
| 5 | 1 | FB | 488.66250000 | 25.000000 | 100.000000 | |||
| 6 | 1 | FB | 488.66250000 | 25.000000 | 100.000000 | |||
| 7 | 1 | MO | 488.66250000 | 40.000000 | 50.000000 | |||
| 7 | 1 | MO | 488.66250000 | 5.000000 | 5.000000 | |||
| 2 | 1 | FX1 | 491.61250000 | 25.000000 | 100.000000 | |||
| 3 | 1 | FX1 | 491.61250000 | 25.000000 | 100.000000 | |||
| 4 | 1 | FX1 | 491.61250000 | 25.000000 | 100.000000 | |||
| 5 | 1 | FX1 | 491.61250000 | 25.000000 | 100.000000 | |||
| 6 | 1 | FX1 | 491.61250000 | 25.000000 | 100.000000 | |||
| 7 | 1 | MO | 491.61250000 | 5.000000 | 5.000000 | |||
| 7 | 1 | MO | 491.61250000 | 40.000000 | 50.000000 | |||
| 2 | 1 | FX1 | 491.66250000 | 25.000000 | 100.000000 | |||
| 3 | 1 | FX1 | 491.66250000 | 25.000000 | 100.000000 | |||
| 4 | 1 | FX1 | 491.66250000 | 25.000000 | 100.000000 | |||
| 5 | 1 | FX1 | 491.66250000 | 25.000000 | 100.000000 | |||
| 6 | 1 | FX1 | 491.66250000 | 25.000000 | 100.000000 | |||
| 7 | 1 | MO | 491.66250000 | 5.000000 | 5.000000 | |||
| 7 | 1 | MO | 491.66250000 | 40.000000 | 50.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 488.61250000 | 11K2F3E | |
| 2 | 1 | 488.61250000 | 11K2F3E | |
| 3 | 1 | 488.61250000 | 11K2F3E | |
| 4 | 1 | 488.61250000 | 11K2F3E | |
| 5 | 1 | 488.61250000 | 11K2F3E | |
| 6 | 1 | 488.61250000 | 11K2F3E | |
| 7 | 1 | 488.61250000 | 11K2F3E | |
| 7 | 1 | 488.61250000 | 11K2F3E | |
| 1 | 1 | 488.66250000 | 11K2F3E | |
| 2 | 1 | 488.66250000 | 11K2F3E | |
| 3 | 1 | 488.66250000 | 11K2F3E | |
| 4 | 1 | 488.66250000 | 11K2F3E | |
| 5 | 1 | 488.66250000 | 11K2F3E | |
| 6 | 1 | 488.66250000 | 11K2F3E | |
| 7 | 1 | 488.66250000 | 11K2F3E | |
| 7 | 1 | 488.66250000 | 11K2F3E | |
| 2 | 1 | 491.61250000 | 11K2F3E | |
| 3 | 1 | 491.61250000 | 11K2F3E | |
| 4 | 1 | 491.61250000 | 11K2F3E | |
| 5 | 1 | 491.61250000 | 11K2F3E | |
| 6 | 1 | 491.61250000 | 11K2F3E | |
| 7 | 1 | 491.61250000 | 11K2F3E | |
| 7 | 1 | 491.61250000 | 11K2F3E | |
| 2 | 1 | 491.66250000 | 11K2F3E | |
| 3 | 1 | 491.66250000 | 11K2F3E | |
| 4 | 1 | 491.66250000 | 11K2F3E | |
| 5 | 1 | 491.66250000 | 11K2F3E | |
| 6 | 1 | 491.66250000 | 11K2F3E | |
| 7 | 1 | 491.66250000 | 11K2F3E | |
| 7 | 1 | 491.66250000 | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | KREGOR PEAK 2.5 MI E, CLAYTON, CONTRA COSTA, CA | 37.94297222, -121.89105556 | 577.000 m | 43.000 m structure / 43.000 m overall | N | |
| 2 | T | 1601 YGNACIO VALLEY RD, WALNUT CREEK, CONTRA COSTA, CA | 37.91269444, -122.03997222 | 53.000 m | 14.000 m structure / 14.000 m overall | N | |
| 3 | T | 2540 EAST ST, CONCORD, CONTRA COSTA, CA | 37.98380556, -122.03386111 | 15.000 m | 12.000 m structure / 12.000 m overall | N | |
| 4 | T | 2311 LOVERIDGE RD, PITTSBURG, CONTRA COSTA, CA | 38.00797222, -121.87077778 | 23.000 m | 9.000 m structure / 9.000 m overall | N | |
| 5 | T | LONE TREE WAY AND CLAYBORN RD, ANTIOCH, CONTRA COSTA, CA | 37.98936111, -121.80244444 | 43.000 m | 12.000 m structure / 12.000 m overall | N | |
| 6 | T | 1425 MAIN ST, WALNUT CREEK, CONTRA COSTA, CA | 37.89241667, -122.05886111 | 41.000 m | 8.000 m structure / 8.000 m overall | N | |
| 7 | T |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 11.000 m | 394.000 | |||||
| 1 | 2 | T | 35.000 m | -88.000 | |||||
| 1 | 3 | T | 24.000 m | -81.000 | |||||
| 1 | 4 | T | 34.000 m | -28.000 | |||||
| 1 | 5 | T | 9.000 m | -50.000 | |||||
| 1 | 6 | T | 15.000 m | -154.000 | |||||
| 1 | 7 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 40 GLACIER DR, MARTINEZ, CA | CONTRA COSTA | 9256462441 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-04-02 | WIK592 | LIREN |
| 2025-03-17 | WIK592 | LETRES |
| 2025-03-13 | WIK592 | ESURNW |
| 2020-07-21 | WIK592 | LIAUA |
| 2020-05-06 | WIK592 | LIAUA |
| 2015-03-14 | WIK592 | LIREN |
| 2013-04-16 | WIK592 | LIMOD |
| 2013-04-15 | WIK592 | ESUAPR |
| 2012-06-15 | WIK592 | ESUAPR |
| 2012-06-15 | WIK592 | LIAUA |
| 2010-08-16 | WIK592 | LIMOD |
| 2010-06-22 | WIK592 | LTSAPR |
| 2010-06-22 | WIK592 | LIAUA |
| 2010-06-21 | WIK592 | ESCAPR |
| 2010-06-21 | WIK592 | EFCAPR |
| 2005-03-19 | WIK592 | LIREN |
| 2005-03-18 | WIK592 | ESCAPR |
| 2002-02-19 | WIK592 | AUDOPR |
| 2000-10-20 | WIK592 | LICCNV |
| 2000-04-05 | WIK592 | AUTHPR |
| 2000-04-04 | WIK592 | LIREN |
| 2000-03-10 | WIK592 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1222205 | 2026-08-02 01:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WIK592 | ULS 1222205 | 2026-08-02 01:08:36 |
| Status | A | ULS 1222205 | 2026-08-02 01:08:36 |
| Service | PW | ULS 1222205 | 2026-08-02 01:08:36 |
| Grant Date | 2025-04-02 | ULS 1222205 | 2026-08-02 01:08:36 |
| Expiration Date | 2035-06-11 | ULS 1222205 | 2026-08-02 01:08:36 |