Universal Licensing System
WNDA587
Town of Ayer, DPW
License details
| ULS identifier | 1891233 |
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| Call sign | WNDA587 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-02-05 |
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| Expiration | 2031-04-11 |
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| Frequency range | 154.47875 MHz |
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| Locations | 4 |
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| Representative location | AYER, MIDDLESEX, MA |
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| Coordinates | 42.5625833, -71.5953333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:08:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 154.47875000 | | | 5.000000 | 20.000000 | |
| 2 | 1 | FXO | 154.47875000 | | | 5.000000 | 20.000000 | |
| 3 | 1 | FXO | 154.47875000 | | | 5.000000 | 20.000000 | |
| 4 | 1 | FXO | 154.47875000 | | | 5.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 154.47875000 | | 5K60F2D |
| 2 | 1 | 154.47875000 | | 5K60F2D |
| 3 | 1 | 154.47875000 | | 5K60F2D |
| 4 | 1 | 154.47875000 | | 5K60F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | DEPT OF PUBLIC WORKS, AYER, MIDDLESEX, MA | 42.56258333, -71.59533333 | 68.000 m | B | 3.000 m structure / 4.000 m overall | N |
| 2 | T | NW COR OF SPECTACLE POND, AYER, MIDDLESEX, MA | 42.56119444, -71.52311111 | 66.000 m | B | 3.000 m structure / 4.000 m overall | N |
| 3 | T | HILLTOP SCHOOL WASHINGTON ST, AYER, MIDDLESEX, MA | 42.56480556, -71.57922222 | 117.000 m | B | 3.000 m structure / 4.000 m overall | N |
| 4 | T | SOUTH SIDE GROVE POND, AYER, MIDDLESEX, MA | 42.55147222, -71.58088889 | 69.000 m | POLE | 5.000 m structure / 5.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 4.000 m | | | | 0.000 | |
| 1 | 2 | T | | 4.000 m | | | | 0.000 | |
| 1 | 3 | T | | 4.000 m | | | | 0.000 | |
| 1 | 4 | T | | 5.000 m | | | | 0.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 23 BROOK ST, AYER, MA | MIDDLESEX | 5087728240 |
License history
| Date | File or call sign | Action |
|---|
| 2021-02-05 | WNDA587 | LIREN |
| 2021-01-18 | WNDA587 | LETRES |
| 2011-03-24 | WNDA587 | AUTHPR |
| 2011-03-03 | WNDA587 | LIREN |
| 2011-03-02 | WNDA587 | ESCAPR |
| 2011-01-17 | WNDA587 | LETRES |
| 2001-10-01 | WNDA587 | AUDOPR |
| 2001-03-03 | WNDA587 | LIREN |
| 2001-01-26 | WNDA587 | LETRES |
| 2000-11-24 | WNDA587 | LICCNV |
| 1996-04-11 | WNDA587 | AUTHPR |
| 1996-04-11 | WNDA587 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1891233 | 2026-08-02 01:08:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNDA587 | ULS 1891233 | 2026-08-02 01:08:38 |
| Status | A | ULS 1891233 | 2026-08-02 01:08:38 |
| Service | IG | ULS 1891233 | 2026-08-02 01:08:38 |
| Grant Date | 2021-02-05 | ULS 1891233 | 2026-08-02 01:08:38 |
| Expiration Date | 2031-04-11 | ULS 1891233 | 2026-08-02 01:08:38 |