Universal Licensing System
WRDT644
Aviation Spectrum Resources Inc
License details
| ULS identifier | 4180302 |
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| Call sign | WRDT644 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2019-07-16 |
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| Expiration | 2029-07-16 |
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| Frequency range | 131.725 MHz |
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| Locations | 1 |
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| Representative location | Westfield, HAMPDEN, MA |
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| Coordinates | 42.1700000, -72.7088889 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:34 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 131.72500000 | | | 25.000000 | | HL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.72500000 | | 13K0A2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Westfield-Barnes Regional Airport, Westfield, HAMPDEN, MA | 42.17000000, -72.70888889 | 79.800 m | BANT | 9.100 m structure / 10.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.000 m | | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2019-07-16 | WRDT644 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4180302 | 2026-08-02 02:08:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDT644 | ULS 4180302 | 2026-08-02 02:08:34 |
| Status | A | ULS 4180302 | 2026-08-02 02:08:34 |
| Service | AF | ULS 4180302 | 2026-08-02 02:08:34 |
| Grant Date | 2019-07-16 | ULS 4180302 | 2026-08-02 02:08:34 |
| Expiration Date | 2029-07-16 | ULS 4180302 | 2026-08-02 02:08:34 |