Universal Licensing System
WRKX484
California Internet, LLC dba GeoLinks
License details
| ULS identifier | 4394727 |
|---|
| Call sign | WRKX484 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2021-06-21 |
|---|
| Expiration | 2031-03-14 |
|---|
| Frequency range | 21825 - 21925 MHz (2 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Fremont, ALAMEDA, CA |
|---|
| Coordinates | 37.4905556, -121.9305556 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:43:45 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 4 | FXO | 19520.00000000 | | | | | |
| 1 | 3 | FXO | 21825.00000000 | | | | | |
| 1 | 3 | FXO | 21825.00000000 | | | | | |
| 1 | 3 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 6 | FXO | 21825.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
| 1 | 7 | FXO | 21925.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 4 | 19520.00000000 | | 28M0D7W |
| 1 | 3 | 21825.00000000 | | 50M0D7W |
| 1 | 3 | 21825.00000000 | | 50M0D7W |
| 1 | 3 | 21825.00000000 | | 50M0D7W |
| 1 | 3 | 21825.00000000 | | 50M0G7W |
| 1 | 3 | 21825.00000000 | | 50M0D7W |
| 1 | 3 | 21825.00000000 | | 50M0D7W |
| 1 | 3 | 21825.00000000 | | 50M0D7W |
| 1 | 3 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 6 | 21825.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
| 1 | 7 | 21925.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 760 Mission Court, Fremont, ALAMEDA, CA | 37.49055556, -121.93055556 | 18.300 m | BPIPE | 9.100 m structure / 12.200 m overall | |
| 2 | R | | 37.49888889, -121.87111111 | 807.700 m | | | |
| 3 | R | | 37.48888889, -121.94666667 | 3.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 3 | R | Andrew VHLP1-23A | | | 35.3000 | | | |
| 2 | 3 | R | Andrew VHP2-180 | | | 38.8000 | | | |
| 3 | 1 | T | Andrew VHLP1-23A | | V | 35.3000 | 262.6000 | | |
| 3 | 2 | R | COMMSCOPE VHLP3-23 | | | 44.8000 | | | |
| 4 | 1 | T | Andrew VHP2-180 | | V | 38.8000 | 262.6000 | | |
| 4 | 2 | R | COMMSCOPE VHLP3-23 | | | 44.8000 | | | |
| 6 | 1 | T | COMMSCOPE VHLP3-23 | | H | 44.8000 | 80.0000 | | |
| 7 | 1 | T | COMMSCOPE VHLP3-23 | | V | 44.8000 | 80.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-26 | WRKX484 | LIASS |
| 2025-09-05 | WRKX484 | LIAUA |
| 2025-08-02 | WRKX484 | LIAUA |
| 2021-06-21 | WRKX484 | LIREN |
| 2021-03-01 | WRKX484 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4394727 | 2026-08-02 02:43:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKX484 | ULS 4394727 | 2026-08-02 02:43:45 |
| Status | A | ULS 4394727 | 2026-08-02 02:43:45 |
| Service | MG | ULS 4394727 | 2026-08-02 02:43:45 |
| Grant Date | 2021-06-21 | ULS 4394727 | 2026-08-02 02:43:45 |
| Expiration Date | 2031-03-14 | ULS 4394727 | 2026-08-02 02:43:45 |