Universal Licensing System
WRDZ441
Clearwire Spectrum Holdings III LLC
License details
| ULS identifier | 4193037 |
|---|
| Call sign | WRDZ441 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 2019-08-27 |
|---|
| Expiration | 2029-08-27 |
|---|
| Cancellation | 2021-10-21 |
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| Frequency range | 21825 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Chicago, COOK, IL |
|---|
| Coordinates | 41.8362778, -87.7375556 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:45:01 |
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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 | | | | | |
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 |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3100 S Kilbourn Ave, Chicago, COOK, IL | 41.83627778, -87.73755556 | 182.400 m | MTOWER | 40.200 m structure / 40.200 m overall | |
| 2 | R | | 41.84550000, -87.74297222 | 185.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope VHLP200-23A | | S | 31.1000 | 336.3000 | | |
| 1 | 2 | R | Commscope VHLP200-23A | | | 31.1000 | | | |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5106 |
License history
| Date | File or call sign | Action |
|---|
| 2021-10-22 | WRDZ441 | LICAN |
| 2021-09-04 | WRDZ441 | LIAUA |
| 2020-12-01 | WRDZ441 | LETCNS |
| 2020-04-01 | WRDZ441 | LITRAN |
| 2019-08-27 | WRDZ441 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4193037 | 2026-08-02 02:45:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDZ441 | ULS 4193037 | 2026-08-02 02:45:01 |
| Status | C | ULS 4193037 | 2026-08-02 02:45:01 |
| Service | CF | ULS 4193037 | 2026-08-02 02:45:01 |
| Grant Date | 2019-08-27 | ULS 4193037 | 2026-08-02 02:45:01 |
| Expiration Date | 2029-08-27 | ULS 4193037 | 2026-08-02 02:45:01 |
| Cancellation Date | 2021-10-21 | ULS 4193037 | 2026-08-02 02:45:01 |