Universal Licensing System
WSIM439
License details
| ULS identifier | 5143439 |
|---|---|
| Call sign | WSIM439 |
| Radio service | PW |
| Status | A |
| Grant date | 2025-05-29 |
| Expiration | 2035-05-29 |
| Frequency range | 154.47875 MHz |
| Locations | 6 |
| Representative location | HILLSBOROUGH, SAN MATEO, CA |
| Coordinates | 37.5521667, -122.3760833 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:24:04 |
Licensee
| Name | HILLSBOROUGH, TOWN OF |
|---|---|
| Applicant type | G |
| FRN | 0038465274 |
| Location | HILLSBOROUGH, CA |
| Address | 1600 FLORIBUNDA AVE, HILLSBOROUGH, CA, 94010 |
| Phone | 6503757544 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FXO | 154.47875000 | 5.000000 | 20.000000 | |||
| 2 | 1 | FXO | 154.47875000 | 5.000000 | 20.000000 | |||
| 3 | 1 | FXO | 154.47875000 | 5.000000 | 20.000000 | |||
| 4 | 1 | FXO | 154.47875000 | 5.000000 | 20.000000 | |||
| 5 | 1 | FXO | 154.47875000 | 5.000000 | 20.000000 | |||
| 6 | 1 | FXO | 154.47875000 | 5.000000 | 20.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 154.47875000 | 5K60F1D | |
| 1 | 1 | 154.47875000 | 5K60F2D | |
| 2 | 1 | 154.47875000 | 5K60F1D | |
| 2 | 1 | 154.47875000 | 5K60F2D | |
| 3 | 1 | 154.47875000 | 5K60F2D | |
| 3 | 1 | 154.47875000 | 5K60F1D | |
| 4 | 1 | 154.47875000 | 5K60F2D | |
| 4 | 1 | 154.47875000 | 5K60F1D | |
| 5 | 1 | 154.47875000 | 5K60F2D | |
| 5 | 1 | 154.47875000 | 5K60F1D | |
| 6 | 1 | 154.47875000 | 5K60F1D | |
| 6 | 1 | 154.47875000 | 5K60F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 547 DARRELL RD, HILLSBOROUGH, SAN MATEO, CA | 37.55216667, -122.37608333 | 223.000 m | POLE | 3.000 m structure / 6.000 m overall | |
| 2 | T | 36 ORANGE CT, HILLSBOROUGH, SAN MATEO, CA | 37.56391667, -122.36816667 | 132.000 m | POLE | 3.000 m structure / 6.000 m overall | |
| 3 | T | 555 EUCALYPTUS, HILLSBOROUGH, SAN MATEO, CA | 37.56911111, -122.36275000 | 41.000 m | POLE | 3.000 m structure / 6.000 m overall | |
| 4 | T | 2153 OAKS DRIVE, HILLSBOROUGH, SAN MATEO, CA | 37.57550000, -122.37302778 | 46.000 m | POLE | 3.000 m structure / 6.000 m overall | |
| 5 | T | SKYFARM AND REDINGTON, HILLSBOROUGH, SAN MATEO, CA | 37.57238889, -122.36830556 | 41.000 m | POLE | 3.000 m structure / 6.000 m overall | |
| 6 | T | 8 FIR CT, HILLSBOROUGH, SAN MATEO, CA | 37.56400000, -122.37622222 | 124.000 m | POLE | 3.000 m structure / 6.000 m overall |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 6.000 m | 119.900 | |||||
| 1 | 2 | T | 6.000 m | 33.500 | |||||
| 1 | 3 | T | 6.000 m | -49.200 | |||||
| 1 | 4 | T | 6.000 m | -40.300 | |||||
| 1 | 5 | T | 6.000 m | -46.200 | |||||
| 1 | 6 | T | 6.000 m | 23.100 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 1600 FLORIBUNDA AVE, HILLSBOROUGH, CA | SAN MATEO | 6503757544 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2026-03-03 | WSIM439 | LETCNS |
| 2025-05-29 | WSIM439 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 5143439 | 2026-08-02 01:24:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WSIM439 | ULS 5143439 | 2026-08-02 01:24:04 |
| Status | A | ULS 5143439 | 2026-08-02 01:24:04 |
| Service | PW | ULS 5143439 | 2026-08-02 01:24:04 |
| Grant Date | 2025-05-29 | ULS 5143439 | 2026-08-02 01:24:04 |
| Expiration Date | 2035-05-29 | ULS 5143439 | 2026-08-02 01:24:04 |