Universal Licensing System
WRDI721
License details
| ULS identifier | 4157986 |
|---|---|
| Call sign | WRDI721 |
| Radio service | IG |
| Status | A |
| Grant date | 2019-05-07 |
| Expiration | 2029-05-07 |
| Frequency range | 217.15 - 219.075 MHz (2 frequencies) |
| Locations | 6 |
| Representative location | FAIRFIELD, SOLANO, CA |
| Coordinates | 38.2349444, -122.0951944 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:15:38 |
Licensee
| Name | FAIRFIELD, CITY OF |
|---|---|
| Applicant type | G |
| FRN | 0001541630 |
| Location | FAIRFIELD, CA |
| Address | 1000 Webster St, FAIRFIELD, CA, 945334883 |
| Phone | 7074287720 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FXO | 217.15000000 | 2.000000 | 2.000000 | |||
| 2 | 1 | FXO | 217.15000000 | 2.000000 | 2.000000 | |||
| 3 | 1 | FXO | 217.15000000 | 2.000000 | 2.000000 | |||
| 4 | 1 | FXO | 217.15000000 | 2.000000 | 2.000000 | |||
| 5 | 1 | FXO | 217.15000000 | 2.000000 | 2.000000 | |||
| 6 | 1 | FXO | 217.15000000 | 2.000000 | 2.000000 | |||
| 1 | 1 | FXO | 219.07500000 | 2.000000 | 2.000000 | |||
| 2 | 1 | FXO | 219.07500000 | 2.000000 | 2.000000 | |||
| 3 | 1 | FXO | 219.07500000 | 2.000000 | 2.000000 | |||
| 4 | 1 | FXO | 219.07500000 | 2.000000 | 2.000000 | |||
| 5 | 1 | FXO | 219.07500000 | 2.000000 | 2.000000 | |||
| 6 | 1 | FXO | 219.07500000 | 2.000000 | 2.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 217.15000000 | 20K0F1D | |
| 2 | 1 | 217.15000000 | 20K0F1D | |
| 3 | 1 | 217.15000000 | 20K0F1D | |
| 4 | 1 | 217.15000000 | 20K0F1D | |
| 5 | 1 | 217.15000000 | 20K0F1D | |
| 6 | 1 | 217.15000000 | 20K0F1D | |
| 1 | 1 | 219.07500000 | 20K0F1D | |
| 2 | 1 | 219.07500000 | 20K0F1D | |
| 3 | 1 | 219.07500000 | 20K0F1D | |
| 4 | 1 | 219.07500000 | 20K0F1D | |
| 5 | 1 | 219.07500000 | 20K0F1D | |
| 6 | 1 | 219.07500000 | 20K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 4009 HLAE RANCH RD, FAIRFIELD, SOLANO, CA | 38.23494444, -122.09519444 | 9.000 m | TANK | 6.000 m structure / 6.000 m overall | |
| 2 | T | 819 BAYRIDGE PL, FAIRFIELD, SOLANO, CA | 38.23238889, -122.14186111 | 47.000 m | TANK | 6.000 m structure / 6.000 m overall | |
| 3 | T | 3000 CLAY BANK RD, FAIRFIELD, SOLANO, CA | 38.29919444, -121.99927778 | 60.100 m | TANK | 6.000 m structure / 6.000 m overall | |
| 4 | T | 3734 CLAY BANK RD, FAIRFIELD, SOLANO, CA | 38.29086111, -122.00213889 | 63.000 m | TANK | 12.000 m structure / 12.100 m overall | |
| 5 | T | MANUEL CAMPOS PKWY, FAIRFIELD, SOLANO, CA | 38.28633333, -122.00277778 | 32.000 m | TANK | 6.000 m structure / 6.000 m overall | |
| 6 | T | MANUEL CAMPOS PKWY, FAIRFIELD, SOLANO, CA | 38.28666667, -122.00388889 | 29.000 m | TANK | 6.000 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 | 20.000 | |||||
| 1 | 2 | T | 6.000 m | 16.700 | |||||
| 1 | 3 | T | 6.000 m | -24.000 | |||||
| 1 | 4 | T | 12.100 m | 2.100 | |||||
| 1 | 5 | T | 6.000 m | -27.200 | |||||
| 1 | 6 | T | 6.000 m | -31.400 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 2900 VISTA GRANDE, FAIRFIELD, CA | SOLANO | 7074346111 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-04-04 | WRDI721 | LIAUA |
| 2022-04-05 | WRDI721 | LETCNS |
| 2022-03-09 | WRDI721 | LIAUA |
| 2022-02-23 | WRDI721 | LIAUA |
| 2021-07-06 | WRDI721 | LIMOD |
| 2021-04-30 | WRDI721 | LIAUA |
| 2019-05-07 | WRDI721 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 4157986 | 2026-08-02 01:15:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRDI721 | ULS 4157986 | 2026-08-02 01:15:38 |
| Status | A | ULS 4157986 | 2026-08-02 01:15:38 |
| Service | IG | ULS 4157986 | 2026-08-02 01:15:38 |
| Grant Date | 2019-05-07 | ULS 4157986 | 2026-08-02 01:15:38 |
| Expiration Date | 2029-05-07 | ULS 4157986 | 2026-08-02 01:15:38 |