Universal Licensing System
WIL638
License details
| ULS identifier | 1222273 |
|---|---|
| Call sign | WIL638 |
| Radio service | PW |
| Status | A |
| Grant date | 2023-05-25 |
| Expiration | 2033-08-17 |
| Frequency range | 489.0125 - 492.0125 MHz (2 frequencies) |
| Locations | 6 |
| Representative location | FREMONT, ALAMEDA, CA |
| Coordinates | 37.5405000, -122.0824722 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:24:29 |
Licensee
| Name | HAYWARD, CITY OF |
|---|---|
| Applicant type | G |
| FRN | 0006260350 |
| Location | HAYWARD, CA |
| Address | 300 WEST WINTON AVENUE, HAYWARD, CA, 945441137 |
| Phone | 5102933348 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FB2 | 489.01250000 | 75.000000 | 266.000000 | |||
| 2 | 1 | FB2 | 489.01250000 | 75.000000 | 121.000000 | |||
| 3 | 1 | FB2 | 489.01250000 | 75.000000 | 164.000000 | |||
| 4 | 1 | FB2 | 489.01250000 | 75.000000 | 202.000000 | |||
| 6 | 1 | MO | 489.01250000 | 35.000000 | 15.000000 | |||
| 2 | 1 | FX1 | 492.01250000 | 15.000000 | 15.000000 | |||
| 4 | 1 | FX1 | 492.01250000 | 15.000000 | 15.000000 | |||
| 5 | 1 | FX1 | 492.01250000 | 15.000000 | 15.000000 | |||
| 6 | 1 | MO | 492.01250000 | 35.000000 | 15.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 489.01250000 | 20K0F3E | |
| 2 | 1 | 489.01250000 | 20K0F3E | |
| 3 | 1 | 489.01250000 | 20K0F3E | |
| 4 | 1 | 489.01250000 | 20K0F3E | |
| 6 | 1 | 489.01250000 | 20K0F3E | |
| 2 | 1 | 492.01250000 | 20K0F3E | |
| 4 | 1 | 492.01250000 | 20K0F3E | |
| 5 | 1 | 492.01250000 | 20K0F3E | |
| 6 | 1 | 492.01250000 | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | S RED HILL COYOTE RANGE, FREMONT, ALAMEDA, CA | 37.54050000, -122.08247222 | 86.000 m | 24.000 m structure / 24.000 m overall | N | |
| 2 | T | 39700 CIVIC CENTER DR, FREMONT, ALAMEDA, CA | 37.55022222, -121.96941667 | 9.000 m | 15.000 m structure / 15.000 m overall | N | |
| 3 | T | SUNOL RIDGE, SUNOL, ALAMEDA, CA | 37.61994444, -121.92244444 | 668.000 m | 30.000 m structure / 30.000 m overall | N | |
| 4 | T | 4200 MOWRY, FREMONT, ALAMEDA, CA | 37.54494444, -121.99052778 | 15.000 m | 18.000 m structure / 18.000 m overall | N | |
| 5 | T | 43600 GRIMMER, FREMONT, ALAMEDA, CA | 37.50911111, -121.96191667 | 8.000 m | 9.000 m structure / 9.000 m overall | N | |
| 6 | T |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 23.000 m | 17.000 | |||||
| 1 | 2 | T | 20.000 m | -119.000 | |||||
| 1 | 3 | T | 9.000 m | 491.000 | |||||
| 1 | 4 | T | 12.000 m | -84.000 | |||||
| 1 | 5 | T | 5.000 m | -96.000 | |||||
| 1 | 6 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 43600 GRIMMER BLVD, FREMONT, CA | ALAMEDA | 5106677788 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2023-05-25 | WIL638 | LIREN |
| 2023-05-22 | WIL638 | LETRES |
| 2013-06-26 | WIL638 | LIREN |
| 2013-06-25 | WIL638 | ESUAPR |
| 2013-06-18 | WIL638 | ESURNW |
| 2013-05-27 | WIL638 | LETRES |
| 2013-05-19 | WIL638 | ESURNW |
| 2011-06-20 | WIL638 | LIASS |
| 2011-06-02 | WIL638 | ESCAPR |
| 2003-07-02 | WIL638 | LIREN |
| 2003-05-27 | WIL638 | LETRES |
| 2002-08-23 | WIL638 | AUDOPR |
| 2000-10-20 | WIL638 | LICCNV |
| 1998-06-01 | WIL638 | AUTHPR |
| 1998-06-01 | WIL638 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1222273 | 2026-08-02 01:24:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WIL638 | ULS 1222273 | 2026-08-02 01:24:29 |
| Status | A | ULS 1222273 | 2026-08-02 01:24:29 |
| Service | PW | ULS 1222273 | 2026-08-02 01:24:29 |
| Grant Date | 2023-05-25 | ULS 1222273 | 2026-08-02 01:24:29 |
| Expiration Date | 2033-08-17 | ULS 1222273 | 2026-08-02 01:24:29 |