Universal Licensing System
WRBN506
California Internet, LLC dba GeoLinks
License details
| ULS identifier | 4042555 |
|---|
| Call sign | WRBN506 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2018-05-07 |
|---|
| Expiration | 2028-05-07 |
|---|
| Frequency range | 23025 - 23225 MHz (4 frequencies) |
|---|
| Locations | 1 |
|---|
| Coordinates | 37.7812500, -122.2674722 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:43:44 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 23025.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 2 | FXO | 23075.00000000 | | | | | |
| 1 | 4 | FXO | 23175.00000000 | | | | | |
| 1 | 5 | FXO | 23175.00000000 | | | | | |
| 1 | 5 | FXO | 23175.00000000 | | | | | |
| 1 | 5 | FXO | 23175.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
| 1 | 1 | FXO | 23225.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 23025.00000000 | | 50M0G7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 3 | 23025.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0G7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 2 | 23075.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 4 | 23175.00000000 | | 50M0G7W |
| 1 | 4 | 23175.00000000 | | 50M0D7W |
| 1 | 5 | 23175.00000000 | | 50M0G7W |
| 1 | 5 | 23175.00000000 | | 50M0D7W |
| 1 | 5 | 23175.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0G7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
| 1 | 1 | 23225.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6701 Skyline Blvd, Oakland, CONTRA COSTA, CA | 37.85080556, -122.19244444 | 531.300 m | B | 24.400 m structure / 24.400 m overall | |
| 2 | R | | 37.80797222, -122.26688889 | 4.900 m | | | |
| 3 | R | | 37.87358333, -122.21986111 | 521.200 m | | | |
| 4 | R | | 37.78125000, -122.26747222 | 5.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP4-23C | | H | 46.1000 | 234.1000 | | |
| 1 | 2 | R | COMMSCOPE VHLP4-23C | | | 46.1000 | | | |
| 1 | 3 | R | COMMSCOPE VHLP2-23C | | | 40.7000 | | | |
| 1 | 4 | R | COMMSCOPE VHLP2-23C | | | 40.7000 | | | |
| 2 | 1 | T | COMMSCOPE VHLP4-23C | | V | 46.1000 | 234.1000 | | |
| 2 | 2 | R | COMMSCOPE VHLP4-23C | | | 46.1000 | | | |
| 2 | 3 | R | COMMSCOPE VHLP2-23C | | | 40.7000 | | | |
| 3 | 1 | T | COMMSCOPE VHLP2-23C | | H | 40.7000 | 316.3000 | | |
| 4 | 1 | T | COMMSCOPE VHLP2-23C | | V | 40.7000 | 316.3000 | | |
| 5 | 1 | T | COMMSCOPE VHLP1-23C | | V | 35.6000 | 220.6000 | | |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5106 |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-26 | WRBN506 | LIASS |
| 2025-09-05 | WRBN506 | LIAUA |
| 2025-08-02 | WRBN506 | LIAUA |
| 2022-07-27 | WRBN506 | LIASS |
| 2021-01-01 | WRBN506 | LIASS |
| 2020-02-11 | WRBN506 | LITRAN |
| 2019-08-06 | WRBN506 | LETCNS |
| 2019-04-23 | WRBN506 | LIMOD |
| 2018-05-07 | WRBN506 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4042555 | 2026-08-02 02:43:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBN506 | ULS 4042555 | 2026-08-02 02:43:44 |
| Status | A | ULS 4042555 | 2026-08-02 02:43:44 |
| Service | MG | ULS 4042555 | 2026-08-02 02:43:44 |
| Grant Date | 2018-05-07 | ULS 4042555 | 2026-08-02 02:43:44 |
| Expiration Date | 2028-05-07 | ULS 4042555 | 2026-08-02 02:43:44 |