Universal Licensing System
WRDK900
Sprint Spectrum, L.P.
License details
| ULS identifier | 4162881 |
|---|
| Call sign | WRDK900 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2019-05-22 |
|---|
| Expiration | 2029-05-22 |
|---|
| Cancellation | 2020-10-26 |
|---|
| Frequency range | 21925 - 21975 MHz (2 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | Davis, YOLO, CA |
|---|
| Coordinates | 38.5503333, -121.7185278 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-31 21:02:18 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 1 | FXO | 21925.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
| 1 | 2 | FXO | 21975.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0D7W |
| 1 | 1 | 21925.00000000 | | 50M0G7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0D7W |
| 1 | 2 | 21975.00000000 | | 50M0G7W |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4162881 | 2026-08-31 21:02:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDK900 | ULS 4162881 | 2026-08-31 21:02:18 |
| Status | C | ULS 4162881 | 2026-08-31 21:02:18 |
| Service | CF | ULS 4162881 | 2026-08-31 21:02:18 |
| Grant Date | 2019-05-22 | ULS 4162881 | 2026-08-31 21:02:18 |
| Expiration Date | 2029-05-22 | ULS 4162881 | 2026-08-31 21:02:18 |
| Cancellation Date | 2020-10-26 | ULS 4162881 | 2026-08-31 21:02:18 |