Universal Licensing System
WRKI581
License details
| ULS identifier | 4372202 |
|---|---|
| Call sign | WRKI581 |
| Radio service | PW |
| Status | C |
| Grant date | 2025-08-20 |
| Expiration | 2035-10-10 |
| Cancellation | 2026-01-27 |
| Frequency range | 460.575 - 465.625 MHz (3 frequencies) |
| Locations | 12 |
| Representative location | MILPITAS, SANTA CLARA, CA |
| Coordinates | 37.4360556, -121.9177222 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:14:56 |
Licensee
| Name | Santa Clara, County of |
|---|---|
| Applicant type | G |
| FRN | 0001539824 |
| Location | San Jose, CA |
| Address | 2700 Carol Drive, San Jose, CA, 95125 |
| Phone | 4089773200 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 7 | 1 | MO | 460.57500000 | 40.000000 | 40.000000 | |||
| 8 | 1 | MO | 460.57500000 | 40.000000 | 40.000000 | |||
| 9 | 1 | MO | 460.57500000 | 40.000000 | 40.000000 | |||
| 10 | 1 | MO | 460.57500000 | 40.000000 | 40.000000 | |||
| 11 | 1 | MO | 460.57500000 | 40.000000 | 40.000000 | |||
| 12 | 1 | MO | 460.57500000 | 40.000000 | 40.000000 | |||
| 1 | 1 | FB2 | 460.62500000 | 100.000000 | 400.000000 | |||
| 2 | 1 | FB2 | 460.62500000 | 100.000000 | 400.000000 | |||
| 3 | 1 | FB2 | 460.62500000 | 100.000000 | 400.000000 | |||
| 4 | 1 | FB | 460.62500000 | 40.000000 | 120.000000 | |||
| 5 | 1 | FB | 460.62500000 | 40.000000 | 120.000000 | |||
| 6 | 1 | FB | 460.62500000 | 40.000000 | 120.000000 | |||
| 7 | 1 | MO | 460.62500000 | 40.000000 | 40.000000 | |||
| 8 | 1 | MO | 460.62500000 | 40.000000 | 40.000000 | |||
| 9 | 1 | MO | 460.62500000 | 40.000000 | 40.000000 | |||
| 10 | 1 | MO | 460.62500000 | 40.000000 | 40.000000 | |||
| 11 | 1 | MO | 460.62500000 | 40.000000 | 40.000000 | |||
| 12 | 1 | MO | 460.62500000 | 40.000000 | 40.000000 | |||
| 1 | 1 | FX1 | 465.62500000 | 40.000000 | 120.000000 | |||
| 4 | 1 | FX1 | 465.62500000 | 40.000000 | 120.000000 | |||
| 5 | 1 | FX1 | 465.62500000 | 40.000000 | 120.000000 | |||
| 6 | 1 | FX1 | 465.62500000 | 40.000000 | 120.000000 | |||
| 7 | 1 | MO | 465.62500000 | 40.000000 | 40.000000 | |||
| 8 | 1 | MO | 465.62500000 | 40.000000 | 40.000000 | |||
| 9 | 1 | MO | 465.62500000 | 40.000000 | 40.000000 | |||
| 10 | 1 | MO | 465.62500000 | 40.000000 | 40.000000 | |||
| 11 | 1 | MO | 465.62500000 | 40.000000 | 40.000000 | |||
| 12 | 1 | MO | 465.62500000 | 40.000000 | 40.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 7 | 1 | 460.57500000 | 11K2F3E | |
| 8 | 1 | 460.57500000 | 11K2F3E | |
| 9 | 1 | 460.57500000 | 11K2F3E | |
| 10 | 1 | 460.57500000 | 11K2F3E | |
| 11 | 1 | 460.57500000 | 11K2F3E | |
| 12 | 1 | 460.57500000 | 11K2F3E | |
| 1 | 1 | 460.62500000 | 11K2F2D | |
| 1 | 1 | 460.62500000 | 11K2F3E | |
| 2 | 1 | 460.62500000 | 11K2F3E | |
| 2 | 1 | 460.62500000 | 11K2F2D | |
| 3 | 1 | 460.62500000 | 11K2F3E | |
| 3 | 1 | 460.62500000 | 11K2F2D | |
| 4 | 1 | 460.62500000 | 11K2F3E | |
| 5 | 1 | 460.62500000 | 11K2F3E | |
| 6 | 1 | 460.62500000 | 11K2F3E | |
| 7 | 1 | 460.62500000 | 11K2F3E | |
| 8 | 1 | 460.62500000 | 11K2F3E | |
| 9 | 1 | 460.62500000 | 11K2F3E | |
| 10 | 1 | 460.62500000 | 11K2F3E | |
| 11 | 1 | 460.62500000 | 11K2F3E | |
| 12 | 1 | 460.62500000 | 11K2F3E | |
| 1 | 1 | 465.62500000 | 11K2F3E | |
| 4 | 1 | 465.62500000 | 11K2F3E | |
| 5 | 1 | 465.62500000 | 11K2F3E | |
| 6 | 1 | 465.62500000 | 11K2F3E | |
| 7 | 1 | 465.62500000 | 11K2F3E | |
| 8 | 1 | 465.62500000 | 11K2F3E | |
| 9 | 1 | 465.62500000 | 11K2F3E | |
| 10 | 1 | 465.62500000 | 11K2F3E | |
| 11 | 1 | 465.62500000 | 11K2F3E | |
| 12 | 1 | 465.62500000 | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 1275 N MILPITAS BLVD, MILPITAS, SANTA CLARA, CA | 37.43605556, -121.91772222 | 4.000 m | B | 16.000 m structure / 18.000 m overall | |
| 2 | T | MISSION RIDGE, FREMONT, ALAMEDA, CA | 37.47494444, -121.85994444 | 725.000 m | TOWER | 16.000 m structure / 18.000 m overall | |
| 3 | T | 777 BELLEW DR, MILPITAS, SANTA CLARA, CA | 37.42355556, -121.91994444 | 6.000 m | BPIPE | 41.000 m structure / 43.000 m overall | |
| 4 | T | 25 CURTIS AVE, MILPITAS, SANTA CLARA, CA | 37.41827778, -121.90577778 | 7.000 m | TOWER | 9.000 m structure / 14.000 m overall | |
| 5 | T | 1263 YOSEMITE ST, MILPITAS, SANTA CLARA, CA | 37.42827778, -121.88077778 | 19.000 m | TOWER | 12.000 m structure / 15.000 m overall | |
| 6 | T | 45 MIDWICK DR, MILPITAS, SANTA CLARA, CA | 37.44966667, -121.90938889 | 5.000 m | TOWER | 12.000 m structure / 15.000 m overall | |
| 7 | T | ||||||
| 8 | T | ||||||
| 9 | T | ||||||
| 10 | T | ||||||
| 11 | T | ||||||
| 12 | T |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 18.000 m | -113.000 | |||||
| 1 | 2 | T | 18.000 m | 494.000 | |||||
| 1 | 3 | T | 43.000 m | -74.000 | |||||
| 1 | 4 | T | 14.000 m | -124.000 | |||||
| 1 | 5 | T | 15.000 m | -171.000 | |||||
| 1 | 6 | T | 15.000 m | -122.000 | |||||
| 1 | 7 | T | |||||||
| 1 | 8 | T | |||||||
| 1 | 9 | T | |||||||
| 1 | 10 | T | |||||||
| 1 | 11 | T | |||||||
| 1 | 12 | T |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2026-01-28 | WRKI581 | LICAN |
| 2025-08-20 | WRKI581 | LIREN |
| 2025-08-11 | WRKI581 | ESURNW |
| 2025-07-14 | WRKI581 | LETRES |
| 2025-07-12 | WRKI581 | ESURNW |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 4372202 | 2026-08-02 01:14:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRKI581 | ULS 4372202 | 2026-08-02 01:14:56 |
| Status | C | ULS 4372202 | 2026-08-02 01:14:56 |
| Service | PW | ULS 4372202 | 2026-08-02 01:14:56 |
| Grant Date | 2025-08-20 | ULS 4372202 | 2026-08-02 01:14:56 |
| Expiration Date | 2035-10-10 | ULS 4372202 | 2026-08-02 01:14:56 |
| Cancellation Date | 2026-01-27 | ULS 4372202 | 2026-08-02 01:14:56 |