Universal Licensing System
WRBU280
Sprint Spectrum, L.P.
License details
| ULS identifier | 4058243 |
|---|
| Call sign | WRBU280 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2018-06-20 |
|---|
| Expiration | 2028-06-20 |
|---|
| Cancellation | 2019-12-12 |
|---|
| Frequency range | 23425 - 23475 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | San Francisco, SAN FRANCISCO, CA |
|---|
| Coordinates | 37.7914444, -122.4126944 |
|---|
| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:45 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 1 | FXO | 23425.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
| 1 | 2 | FXO | 23475.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0D7W |
| 1 | 1 | 23425.00000000 | | 50M0G7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0D7W |
| 1 | 2 | 23475.00000000 | | 50M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1111 California St, San Francisco, SAN FRANCISCO, CA | 37.79144444, -122.41269444 | 87.800 m | B | 25.900 m structure / 25.900 m overall | |
| 2 | R | | 37.79333333, -122.41416667 | 105.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SB1-220CIPN | | V | 35.8000 | 328.3000 | | |
| 1 | 2 | R | RFS SB1-220CIPN | | | 35.8000 | | | |
| 2 | 1 | T | RFS SB1-220CIPN | | H | 35.8000 | 328.3000 | | |
| 2 | 2 | R | RFS SB1-220CIPN | | | 35.8000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2019-12-13 | WRBU280 | LICAN |
| 2019-09-24 | WRBU280 | LETCNS |
| 2018-06-20 | WRBU280 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4058243 | 2026-08-02 02:46:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBU280 | ULS 4058243 | 2026-08-02 02:46:45 |
| Status | C | ULS 4058243 | 2026-08-02 02:46:45 |
| Service | CF | ULS 4058243 | 2026-08-02 02:46:45 |
| Grant Date | 2018-06-20 | ULS 4058243 | 2026-08-02 02:46:45 |
| Expiration Date | 2028-06-20 | ULS 4058243 | 2026-08-02 02:46:45 |
| Cancellation Date | 2019-12-12 | ULS 4058243 | 2026-08-02 02:46:45 |