Universal Licensing System
WQZC557
Skyriver Communications
License details
| ULS identifier | 3907582 |
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| Call sign | WQZC557 |
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| Radio service | MG |
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| Status | A |
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| Grant date | 2017-04-05 |
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| Expiration | 2027-04-05 |
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| Frequency range | 22175 MHz |
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| Locations | 2 |
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| Representative location | Claremont, LOS ANGELES, CA |
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| Coordinates | 34.0798889, -117.7265278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-17 04:19:31 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 22175.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 22175.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 640 Auto Center Dr., Claremont, LOS ANGELES, CA | 34.07988889, -117.72652778 | 306.600 m | B | 4.600 m structure / 4.600 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 | TONGYU COMMUNICATIONS TYA06U023S | | V | 40.5000 | 3.3000 | | |
| 1 | 2 | R | TONGYU COMMUNICATIONS TY-TYA03U023S | | | 35.3000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-06-30 | WQZC557 | LITRAN |
| 2020-01-30 | WQZC557 | LIAUA |
| 2018-10-25 | WQZC557 | LIAUA |
| 2018-07-20 | WQZC557 | LITRAN |
| 2017-04-05 | WQZC557 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3907582 | 2026-08-17 04:19:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQZC557 | ULS 3907582 | 2026-08-17 04:19:31 |
| Status | A | ULS 3907582 | 2026-08-17 04:19:31 |
| Service | MG | ULS 3907582 | 2026-08-17 04:19:31 |
| Grant Date | 2017-04-05 | ULS 3907582 | 2026-08-17 04:19:31 |
| Expiration Date | 2027-04-05 | ULS 3907582 | 2026-08-17 04:19:31 |