Universal Licensing System
WRCK594
Skyriver Communications
License details
| ULS identifier | 4094728 |
|---|
| Call sign | WRCK594 |
|---|
| Radio service | MG |
|---|
| Status | A |
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| Grant date | 2018-10-25 |
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| Expiration | 2028-10-25 |
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| Frequency range | 18060 MHz |
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| Locations | 2 |
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| Representative location | Pomona, LOS ANGELES, CA |
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| Coordinates | 34.0377500, -117.7292222 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:54 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
| 1 | 1 | FXO | 18060.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
| 1 | 1 | 18060.00000000 | | 56M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1345 E Lexington Ave, Pomona, LOS ANGELES, CA | 34.03775000, -117.72922222 | 243.500 m | B | 9.100 m structure / 10.100 m overall | |
| 2 | R | | 34.14250000, -117.72222222 | 665.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RFS SC3-190A | | V | 43.3000 | 3.2000 | | |
| 1 | 2 | R | RFS SB1-190C | | | 34.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-06-30 | WRCK594 | LITRAN |
| 2020-01-30 | WRCK594 | LIAUA |
| 2018-10-25 | WRCK594 | LIISS |
| 2018-07-20 | WRCK594 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4094728 | 2026-08-02 02:43:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCK594 | ULS 4094728 | 2026-08-02 02:43:54 |
| Status | A | ULS 4094728 | 2026-08-02 02:43:54 |
| Service | MG | ULS 4094728 | 2026-08-02 02:43:54 |
| Grant Date | 2018-10-25 | ULS 4094728 | 2026-08-02 02:43:54 |
| Expiration Date | 2028-10-25 | ULS 4094728 | 2026-08-02 02:43:54 |