Universal Licensing System
WROM931
Sprint Spectrum LLC
License details
| ULS identifier | 4520507 |
|---|
| Call sign | WROM931 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2021-11-08 |
|---|
| Expiration | 2031-11-08 |
|---|
| Cancellation | 2023-05-08 |
|---|
| Frequency range | 21875 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Eldridge, SONOMA, CA |
|---|
| Coordinates | 38.3231667, -122.5203611 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:56 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 1 | FXO | 21825.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
| 1 | 2 | FXO | 21875.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0D7W |
| 1 | 1 | 21825.00000000 | | 50M0G7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0D7W |
| 1 | 2 | 21875.00000000 | | 50M0G7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Sobre Vista Rd, Eldridge, SONOMA, CA | 38.32316667, -122.52036111 | 138.400 m | B | 6.100 m structure / 6.100 m overall | |
| 2 | R | | 38.36086111, -122.50088889 | 115.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SC2-220BIPN | | H | 41.0000 | 22.1000 | | |
| 1 | 2 | R | RFS SC2-220BIPN | | | 41.0000 | 0.0000 | | |
| 2 | 1 | T | RFS SC2-220BIPN | | V | 41.0000 | 22.1000 | | |
| 2 | 2 | R | RFS SC2-220BIPN | | | 41.0000 | 0.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-05-09 | WROM931 | LICAN |
| 2023-02-07 | WROM931 | LETCNS |
| 2022-10-08 | WROM931 | LITRAN |
| 2021-11-08 | WROM931 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4520507 | 2026-08-02 02:45:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROM931 | ULS 4520507 | 2026-08-02 02:45:56 |
| Status | C | ULS 4520507 | 2026-08-02 02:45:56 |
| Service | CF | ULS 4520507 | 2026-08-02 02:45:56 |
| Grant Date | 2021-11-08 | ULS 4520507 | 2026-08-02 02:45:56 |
| Expiration Date | 2031-11-08 | ULS 4520507 | 2026-08-02 02:45:56 |
| Cancellation Date | 2023-05-08 | ULS 4520507 | 2026-08-02 02:45:56 |