Universal Licensing System
WRKZ957
Wiline Spectrum Holdings LLC
License details
| ULS identifier | 4400023 |
|---|
| Call sign | WRKZ957 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2021-03-10 |
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| Expiration | 2031-03-10 |
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| Cancellation | 2025-01-06 |
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| Frequency range | 17920 MHz |
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| Locations | 2 |
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| Representative location | SAN DIEGO, SAN DIEGO, CA |
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| Coordinates | 32.8258333, -117.2266944 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-17 04:23:15 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17920.00000000 | | | | | |
| 1 | 1 | FXO | 17920.00000000 | | | | | |
| 1 | 1 | FXO | 17920.00000000 | | | | | |
| 1 | 1 | FXO | 17920.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
| 1 | 1 | 17920.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4370 JUTLAND DR, SAN DIEGO, SAN DIEGO, CA | 32.82583333, -117.22669444 | 69.700 m | B | 7.600 m structure / 8.100 m overall | |
| 2 | R | | 32.73188889, -117.16072222 | 80.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP2-18C | | V | 39.0000 | 149.3000 | | |
| 1 | 2 | R | COMMSCOPE VHLP2-18C | | | 39.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-01-08 | WRKZ957 | LICAN |
| 2021-03-10 | WRKZ957 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4400023 | 2026-08-17 04:23:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKZ957 | ULS 4400023 | 2026-08-17 04:23:15 |
| Status | C | ULS 4400023 | 2026-08-17 04:23:15 |
| Service | CF | ULS 4400023 | 2026-08-17 04:23:15 |
| Grant Date | 2021-03-10 | ULS 4400023 | 2026-08-17 04:23:15 |
| Expiration Date | 2031-03-10 | ULS 4400023 | 2026-08-17 04:23:15 |
| Cancellation Date | 2025-01-06 | ULS 4400023 | 2026-08-17 04:23:15 |