Universal Licensing System
WSD21
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1984632 |
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| Call sign | WSD21 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2025-01-22 |
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| Expiration | 2034-12-16 |
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| Frequency range | 131.95 MHz |
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| Locations | 1 |
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| Representative location | HUNTSVILLE, MADISON, AL |
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| Coordinates | 34.5980833, -86.7744722 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:32 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 131.95000000 | | | 10.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.95000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | HUNTSVILLE INTL AIRPORT, HUNTSVILLE, MADISON, AL | 34.59808333, -86.77447222 | 191.700 m | BANT | 10.000 m structure / 11.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.000 m | | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-01-22 | WSD21 | LIREN |
| 2024-09-23 | WSD21 | LETRES |
| 2015-02-06 | WSD21 | LIAUA |
| 2015-02-05 | WSD21 | ESUAPR |
| 2015-02-05 | WSD21 | LIAUA |
| 2015-02-04 | WSD21 | ESUAPR |
| 2014-12-02 | WSD21 | LIREN |
| 2014-09-22 | WSD21 | LETRES |
| 2007-03-01 | WSD21 | AUTHPR |
| 2006-03-07 | WSD21 | AUTHPR |
| 2006-01-01 | WSD21 | LIASS |
| 2005-07-25 | WSD21 | ESCAPR |
| 2004-11-09 | WSD21 | LIREN |
| 2004-09-20 | WSD21 | LETRES |
| 2001-04-27 | WSD21 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1984632 | 2026-08-02 02:08:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WSD21 | ULS 1984632 | 2026-08-02 02:08:32 |
| Status | A | ULS 1984632 | 2026-08-02 02:08:32 |
| Service | AF | ULS 1984632 | 2026-08-02 02:08:32 |
| Grant Date | 2025-01-22 | ULS 1984632 | 2026-08-02 02:08:32 |
| Expiration Date | 2034-12-16 | ULS 1984632 | 2026-08-02 02:08:32 |