Universal Licensing System
WRDK457
Towerstream Corp.
License details
| ULS identifier | 4161854 |
|---|
| Call sign | WRDK457 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2019-05-18 |
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| Expiration | 2029-05-18 |
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| Frequency range | 19375 MHz |
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| Locations | 1 |
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| Coordinates | 33.9979167, -117.8985556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:34 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 19375.00000000 | | | | | |
| 1 | 2 | FXO | 19375.00000000 | | | | | |
| 1 | 3 | FXO | 19375.00000000 | | | | | |
| 1 | 4 | FXO | 19375.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19375.00000000 | | 42M6D7W |
| 1 | 2 | 19375.00000000 | | 45M2D7W |
| 1 | 3 | 19375.00000000 | | 45M8D7W |
| 1 | 4 | 19375.00000000 | | 45M8D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SUNSET RIDGE ELECTRONIC SITE, CLAREMONT, LOS ANGELES, CA | 34.18727778, -117.70113889 | 1626.000 m | LTOWER | 67.000 m structure / 67.000 m overall | |
| 2 | R | | 33.99791667, -117.89855556 | 131.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP2.5-18 | | V | 41.0000 | 221.0000 | | |
| 1 | 2 | R | COMMSCOPE VHLP2.5-18 | | | 41.0000 | | | |
| 2 | 1 | T | COMMSCOPE VHLP2.5-18 | | V | 41.0000 | 221.0000 | | |
| 2 | 2 | R | COMMSCOPE VHLP2.5-18 | | | 41.0000 | | | |
| 3 | 1 | T | COMMSCOPE VHLP2.5-18 | | V | 41.0000 | 221.0000 | | |
| 3 | 2 | R | COMMSCOPE VHLP2.5-18 | | | 41.0000 | | | |
| 4 | 1 | T | COMMSCOPE VHLP2.5-18 | | V | 41.0000 | 221.0000 | | |
| 4 | 2 | R | COMMSCOPE VHLP2.5-18 | | | 41.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2020-12-30 | WRDK457 | LIASS |
| 2019-05-18 | WRDK457 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4161854 | 2026-08-02 02:47:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDK457 | ULS 4161854 | 2026-08-02 02:47:34 |
| Status | A | ULS 4161854 | 2026-08-02 02:47:34 |
| Service | MG | ULS 4161854 | 2026-08-02 02:47:34 |
| Grant Date | 2019-05-18 | ULS 4161854 | 2026-08-02 02:47:34 |
| Expiration Date | 2029-05-18 | ULS 4161854 | 2026-08-02 02:47:34 |