Universal Licensing System
WPOT717
CASTLE CABLE SERVICES INC
License details
| ULS identifier | 1050582 |
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| Call sign | WPOT717 |
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| Radio service | MG |
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| 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 | 3 |
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| Representative location | SAN RAFAEL, MARIN, CA |
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| Coordinates | 38.0115833, -122.5369167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:17 |
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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 | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 18142.00000000 | | 250KF3E |
| 1 | 1 | 18142.00000000 | | 100KN0N |
| 1 | 1 | 18142.00000000 | | 5M75C3F |
| 1 | 2 | 18142.00000000 | | 250KF3E |
| 1 | 2 | 18142.00000000 | | 5M75C3F |
| 1 | 2 | 18142.00000000 | | 100KN0N |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 300 CHANNING WAY, SAN RAFAEL, MARIN, CA | 38.01158333, -122.53691667 | 103.900 m | | 9.100 m structure / 9.100 m overall | |
| 2 | R | | 38.02297222, -122.53136111 | 68.900 m | | | |
| 3 | R | | 38.02186111, -122.53358333 | 61.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 44.8000 | 21.1000 | | |
| 1 | 2 | R | | | | 38.9000 | | | |
| 1 | 3 | R | | | | 38.9000 | | | |
| 2 | 1 | T | | | V | 44.8000 | 14.4000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2004-07-16 | WPOT717 | LTSFRN |
| 2004-07-16 | WPOT717 | LICAN |
| 2004-07-15 | WPOT717 | ESCAPR |
| 1999-08-14 | WPOT717 | LICCNV |
| 1999-06-28 | WPOT717 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1050582 | 2026-08-02 02:48:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOT717 | ULS 1050582 | 2026-08-02 02:48:17 |
| Status | C | ULS 1050582 | 2026-08-02 02:48:17 |
| Service | MG | ULS 1050582 | 2026-08-02 02:48:17 |
| Grant Date | 1999-06-28 | ULS 1050582 | 2026-08-02 02:48:17 |
| Expiration Date | 2009-06-28 | ULS 1050582 | 2026-08-02 02:48:17 |
| Cancellation Date | 2004-07-09 | ULS 1050582 | 2026-08-02 02:48:17 |