Universal Licensing System
WPON521
Winstar Spectrum, LLC
License details
| ULS identifier | 1078880 |
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| Call sign | WPON521 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2000-04-06 |
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| Expiration | 2010-04-06 |
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| Cancellation | 2005-03-25 |
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| Frequency range | 17960 MHz |
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| Locations | 2 |
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| Representative location | San Francisco, SAN FRANCISCO, CA |
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| Coordinates | 37.7932778, -122.3944444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:09 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 17960.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 17960.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1 Market Street, San Francisco, SAN FRANCISCO, CA | 37.79327778, -122.39444444 | 15.200 m | BPIPE | 176.800 m structure / 181.700 m overall | |
| 2 | R | | 37.85111111, -122.49844444 | 301.700 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Andrew Corporation VHPX6-180A | | V | 47.9000 | 305.1000 | | |
| 1 | 2 | R | Andrew Corporation VHPX6-180A | | | 47.9000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2545 Horse Pen Road, 4th Floor, Herndon, VA | FAIRFAX | 8004447163 |
License history
| Date | File or call sign | Action |
|---|
| 2005-03-26 | WPON521 | LICAN |
| 2005-03-25 | WPON521 | ESUAPR |
| 2003-05-10 | WPON521 | LIAUA |
| 2002-06-14 | WPON521 | LIASS |
| 2002-06-01 | WPON521 | LIAUA |
| 2002-02-22 | WPON521 | LIASS |
| 2001-12-28 | WPON521 | LIAUA |
| 2001-08-31 | WPON521 | LIAUA |
| 2001-06-15 | WPON521 | LIASS |
| 2000-08-24 | WPON521 | LITRAN |
| 2000-06-29 | WPON521 | LIAUA |
| 2000-04-06 | WPON521 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1078880 | 2026-08-02 02:46:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPON521 | ULS 1078880 | 2026-08-02 02:46:09 |
| Status | C | ULS 1078880 | 2026-08-02 02:46:09 |
| Service | CF | ULS 1078880 | 2026-08-02 02:46:09 |
| Grant Date | 2000-04-06 | ULS 1078880 | 2026-08-02 02:46:09 |
| Expiration Date | 2010-04-06 | ULS 1078880 | 2026-08-02 02:46:09 |
| Cancellation Date | 2005-03-25 | ULS 1078880 | 2026-08-02 02:46:09 |