Universal Licensing System
WPOR540
Winstar Spectrum, LLC
License details
| ULS identifier | 1048978 |
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| Call sign | WPOR540 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1998-12-07 |
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| Expiration | 2008-12-07 |
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| Cancellation | 2005-03-25 |
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| Frequency range | 21325 - 21375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | WASHINGTON, DC |
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| Coordinates | 38.9053889, -77.0430278 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:10 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 21325.00000000 | | | | | |
| 1 | 2 | FXO | 21375.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 21325.00000000 | | 40M0F7W |
| 1 | 2 | 21375.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1850 M ST, WASHINGTON, DC | 38.90538889, -77.04302778 | 16.800 m | | 45.400 m structure / 50.300 m overall | |
| 2 | R | | 38.90288889, -77.02913889 | 24.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 39.9000 | 103.0000 | | |
| 1 | 2 | R | | | | 39.9000 | | | |
| 2 | 1 | T | | | V | 39.9000 | 103.0000 | | |
| 2 | 2 | R | | | | 39.9000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2005-03-26 | WPOR540 | LICAN |
| 2005-03-25 | WPOR540 | ESUAPR |
| 2003-05-10 | WPOR540 | LIAUA |
| 2003-01-28 | WPOR540 | COR |
| 2002-06-14 | WPOR540 | LIASS |
| 2002-06-01 | WPOR540 | LIAUA |
| 2002-02-22 | WPOR540 | LIASS |
| 2001-12-28 | WPOR540 | LIAUA |
| 2001-08-31 | WPOR540 | LIAUA |
| 2001-06-15 | WPOR540 | LIASS |
| 2000-08-24 | WPOR540 | LITRAN |
| 1999-08-14 | WPOR540 | LICCNV |
| 1998-12-04 | WPOR540 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1048978 | 2026-08-02 02:46:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOR540 | ULS 1048978 | 2026-08-02 02:46:10 |
| Status | C | ULS 1048978 | 2026-08-02 02:46:10 |
| Service | CF | ULS 1048978 | 2026-08-02 02:46:10 |
| Grant Date | 1998-12-07 | ULS 1048978 | 2026-08-02 02:46:10 |
| Expiration Date | 2008-12-07 | ULS 1048978 | 2026-08-02 02:46:10 |
| Cancellation Date | 2005-03-25 | ULS 1048978 | 2026-08-02 02:46:10 |