Universal Licensing System
WPOT718
CASTLE CABLE SERVICES INC
License details
| ULS identifier | 1050583 |
|---|
| Call sign | WPOT718 |
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| Radio service | MG |
|---|
| Status | C |
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| Grant date | 1999-06-28 |
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| Expiration | 2009-06-28 |
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| Cancellation | 2004-07-09 |
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| Frequency range | 18142 - 18580 MHz (2 frequencies) |
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| Locations | 2 |
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| Coordinates | 37.7771389, -121.9491389 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:15 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 18142.00000000 | 18580.00000000 | | | | |
| 1 | 2 | FXO | 18142.00000000 | 18580.00000000 | | | | |
| 1 | 3 | FXO | 18142.00000000 | 18580.00000000 | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18142.00000000 | | 5M75C3F |
| 1 | 1 | 18142.00000000 | | 250KF3E |
| 1 | 1 | 18142.00000000 | | 100KN0N |
| 1 | 2 | 18142.00000000 | | 250KF3E |
| 1 | 2 | 18142.00000000 | | 100KN0N |
| 1 | 2 | 18142.00000000 | | 5M75C3F |
| 1 | 3 | 18142.00000000 | | 100KN0N |
| 1 | 3 | 18142.00000000 | | 250KF3E |
| 1 | 3 | 18142.00000000 | | 5M75C3F |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | NORRIS CANYON ROAD, SAN RAMON, ALAMEDA, CA | 37.73825000, -121.99497222 | 565.100 m | BANT | 9.100 m structure / 11.600 m overall | N |
| 2 | R | | 37.71047222, -121.91161111 | 104.500 m | | | |
| 3 | R | | 37.77713889, -121.94913889 | 182.900 m | | | |
| 4 | R | | 37.69519444, -121.87188889 | 114.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 50.7000 | 112.7000 | | |
| 1 | 2 | R | | | | 44.8000 | | | |
| 1 | 3 | R | ANDREW CORPORATION VP4-180 | | | 44.7000 | | | |
| 1 | 4 | R | ANDREW CORPORATION VP6-180 | | | 48.2000 | | | |
| 2 | 1 | T | ANDREW CORPORATION VP6-180 | | V | 48.2000 | 43.1000 | | |
| 3 | 1 | T | ANDREW CORPORATION P8-180 | | V | 50.7000 | 113.7000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 141 STONY CIRCLE, SUITE 225 | | 7075466010 |
License history
| Date | File or call sign | Action |
|---|
| 2004-07-16 | WPOT718 | LICAN |
| 2004-07-16 | WPOT718 | LTSFRN |
| 2004-07-15 | WPOT718 | ESCAPR |
| 2000-06-22 | WPOT718 | LIMOD |
| 1999-08-14 | WPOT718 | LICCNV |
| 1999-06-28 | WPOT718 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1050583 | 2026-08-02 02:48:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOT718 | ULS 1050583 | 2026-08-02 02:48:15 |
| Status | C | ULS 1050583 | 2026-08-02 02:48:15 |
| Service | MG | ULS 1050583 | 2026-08-02 02:48:15 |
| Grant Date | 1999-06-28 | ULS 1050583 | 2026-08-02 02:48:15 |
| Expiration Date | 2009-06-28 | ULS 1050583 | 2026-08-02 02:48:15 |
| Cancellation Date | 2004-07-09 | ULS 1050583 | 2026-08-02 02:48:15 |