Universal Licensing System
WRCK616
Skyriver Communications
License details
| ULS identifier | 4094756 |
|---|
| Call sign | WRCK616 |
|---|
| Radio service | MG |
|---|
| Status | A |
|---|
| Grant date | 2018-10-25 |
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| Expiration | 2028-10-25 |
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| Frequency range | 17900 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Upland, SAN BERNARDINO, CA |
|---|
| Coordinates | 34.1164167, -117.6802778 |
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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 | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
| 1 | 1 | FXO | 17900.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
| 1 | 1 | 17900.00000000 | | 56M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1450 N. Benson Ave, Upland, SAN BERNARDINO, CA | 34.11641667, -117.68027778 | 446.500 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 SC2-190B | | V | 39.0000 | 306.8000 | | |
| 1 | 2 | R | RFS SB1-190C | | | 34.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-06-30 | WRCK616 | LITRAN |
| 2020-01-30 | WRCK616 | LIAUA |
| 2018-10-25 | WRCK616 | LIISS |
| 2018-07-20 | WRCK616 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4094756 | 2026-08-02 02:43:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCK616 | ULS 4094756 | 2026-08-02 02:43:54 |
| Status | A | ULS 4094756 | 2026-08-02 02:43:54 |
| Service | MG | ULS 4094756 | 2026-08-02 02:43:54 |
| Grant Date | 2018-10-25 | ULS 4094756 | 2026-08-02 02:43:54 |
| Expiration Date | 2028-10-25 | ULS 4094756 | 2026-08-02 02:43:54 |