Universal Licensing System
WRKJ540
TowerStream Corp
License details
| ULS identifier | 4373558 |
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| Call sign | WRKJ540 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2021-01-12 |
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| Expiration | 2031-01-12 |
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| Cancellation | 2022-06-29 |
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| Frequency range | 19675 MHz |
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| Locations | 2 |
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| Representative location | Long Beach, LOS ANGELES, CA |
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| Coordinates | 33.8389167, -118.2059722 |
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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 | 19675.00000000 | | | | | |
| 1 | 1 | FXO | 19675.00000000 | | | | | |
| 1 | 1 | FXO | 19675.00000000 | | | | | |
| 1 | 1 | FXO | 19675.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19675.00000000 | | 50M0D7W |
| 1 | 1 | 19675.00000000 | | 50M0D7W |
| 1 | 1 | 19675.00000000 | | 50M0D7W |
| 1 | 1 | 19675.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3788 East 208th St, Long Beach, LOS ANGELES, CA | 33.83891667, -118.20597222 | 15.700 m | UPOLE | 8.000 m structure / 8.000 m overall | |
| 2 | R | | 33.76747222, -118.18900000 | 9.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP2-18C | | H | 39.0000 | 168.8000 | | |
| 1 | 2 | R | COMMSCOPE VHLP2-18C | | | 39.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2022-06-30 | WRKJ540 | LICAN |
| 2022-04-12 | WRKJ540 | LETCNS |
| 2021-01-12 | WRKJ540 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4373558 | 2026-08-02 02:47:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKJ540 | ULS 4373558 | 2026-08-02 02:47:34 |
| Status | C | ULS 4373558 | 2026-08-02 02:47:34 |
| Service | CF | ULS 4373558 | 2026-08-02 02:47:34 |
| Grant Date | 2021-01-12 | ULS 4373558 | 2026-08-02 02:47:34 |
| Expiration Date | 2031-01-12 | ULS 4373558 | 2026-08-02 02:47:34 |
| Cancellation Date | 2022-06-29 | ULS 4373558 | 2026-08-02 02:47:34 |