Universal Licensing System
WPAI321
MATEP, LLC
License details
| ULS identifier | 1894897 |
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| Call sign | WPAI321 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-07-06 |
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| Expiration | 2032-09-18 |
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| Frequency range | 451.575 - 456.575 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | BOSTON, SUFFOLK, MA |
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| Coordinates | 42.3365000, -71.1083889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:42 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 451.57500000 | | | 110.000000 | 38.000000 | |
| 1 | 1 | FB2 | 451.57500000 | | | 110.000000 | 120.000000 | |
| 2 | 1 | MO | 456.57500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.57500000 | | 7K60FXE |
| 1 | 1 | 451.57500000 | | 7K60FXE |
| 2 | 1 | 456.57500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 474 BROOKLINE AVE, BOSTON, SUFFOLK, MA | 42.33650000, -71.10838889 | 11.000 m | BANT | 26.000 m structure / 26.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 25.000 m | | | | 3.300 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 474 BROOKLINE AVE, BOSTON, MA | SUFFOLK | 6175982718 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-06 | WPAI321 | LIREN |
| 2018-03-30 | WPAI321 | LITRAN |
| 2012-09-27 | WPAI321 | LIREN |
| 2012-07-11 | WPAI321 | ESUAPR |
| 2012-06-25 | WPAI321 | LETRES |
| 2012-06-25 | WPAI321 | LIMOD |
| 2010-06-01 | WPAI321 | LITRAN |
| 2010-04-06 | WPAI321 | ESUAPR |
| 2010-01-25 | WPAI321 | ESCAPR |
| 2010-01-15 | WPAI321 | LTSFND |
| 2010-01-14 | WPAI321 | ESCFRN |
| 2010-01-14 | WPAI321 | COR |
| 2002-09-18 | WPAI321 | LIREN |
| 2002-09-17 | WPAI321 | LITIN |
| 2002-05-28 | WPAI321 | LETRES |
| 2001-09-04 | WPAI321 | AUDOPR |
| 2000-11-24 | WPAI321 | LICCNV |
| 1998-06-01 | WPAI321 | LIASS |
| 1997-06-04 | WPAI321 | LIREN |
| 1997-06-04 | WPAI321 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1894897 | 2026-08-02 01:19:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPAI321 | ULS 1894897 | 2026-08-02 01:19:42 |
| Status | A | ULS 1894897 | 2026-08-02 01:19:42 |
| Service | IG | ULS 1894897 | 2026-08-02 01:19:42 |
| Grant Date | 2022-07-06 | ULS 1894897 | 2026-08-02 01:19:42 |
| Expiration Date | 2032-09-18 | ULS 1894897 | 2026-08-02 01:19:42 |