Universal Licensing System
WRCB731
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4075511 |
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| Call sign | WRCB731 |
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| Radio service | CF |
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| Status | A |
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| Grant date | 2018-08-20 |
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| Expiration | 2028-08-20 |
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| Frequency range | 5945.2 - 6655 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Bear Valley, ALPINE, CA |
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| Coordinates | 38.4865000, -120.0526389 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:16 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 5945.20000000 | | | | | |
| 1 | 2 | FXO | 6655.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 5945.20000000 | | 30M0D7W |
| 1 | 2 | 6655.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Bear Valley Ski Resort, Bear Valley, ALPINE, CA | 38.48650000, -120.05263889 | 2587.500 m | LTOWER | 30.500 m structure / 30.500 m overall | |
| 2 | R | | 38.33994444, -120.72127778 | 703.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope UHX659WC LF | | S | 38.8000 | 254.6000 | | |
| 1 | 2 | R | Commscope UHX659WC LF | | | 38.8000 | | | |
| 2 | 1 | T | Commscope UHX659WC LF | | H | 38.8000 | 254.6000 | | |
| 2 | 2 | R | Commscope UHX659WC LF | | | 38.8000 | | | |
Special conditions
| Type | Condition code |
|---|
| P | 4020 |
| P | 5106 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRCB731 | LIAUA |
| 2024-01-25 | WRCB731 | LIAUA |
| 2023-01-18 | WRCB731 | LIAUA |
| 2023-01-12 | WRCB731 | LIAUA |
| 2018-08-24 | WRCB731 | LIAUA |
| 2018-08-20 | WRCB731 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4075511 | 2026-08-02 02:47:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRCB731 | ULS 4075511 | 2026-08-02 02:47:16 |
| Status | A | ULS 4075511 | 2026-08-02 02:47:16 |
| Service | CF | ULS 4075511 | 2026-08-02 02:47:16 |
| Grant Date | 2018-08-20 | ULS 4075511 | 2026-08-02 02:47:16 |
| Expiration Date | 2028-08-20 | ULS 4075511 | 2026-08-02 02:47:16 |