Universal Licensing System
WNTT477
MASSACHUSETTS BAY TRANSPORTATION AUTHORITY
License details
| ULS identifier | 1028723 |
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| Call sign | WNTT477 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 1998-10-27 |
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| Expiration | 2009-02-04 |
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| Cancellation | 2009-04-11 |
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| Frequency range | 23075 MHz |
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| Locations | 2 |
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| Representative location | MIDDLESEX, MA |
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| Coordinates | 42.3973056, -71.1416944 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:17 |
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Licensee
| Name | MASSACHUSETTS BAY TRANSPORTATION AUTHORITY |
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| Applicant type | C |
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| FRN | 0003621059 |
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| Location | JAMAICA PLAIN, MA |
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| Address | 500 ARBORWAY, JAMAICA PLAIN, MA, 02130 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 23075.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 23075.00000000 | | 2M78F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | ALEWIFE SUBWAY STATION, MIDDLESEX, MA | 42.39730556, -71.14169444 | 3.000 m | | | |
| 2 | R | | 42.39730556, -71.13725000 | 3.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 33.0000 | 90.0000 | | |
| 1 | 2 | R | | | | 15.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2009-04-11 | WNTT477 | LIEXP |
| 2008-11-10 | WNTT477 | LETRES |
| 1999-08-14 | WNTT477 | LICCNV |
| 1998-10-27 | WNTT477 | LIREN |
| 1998-07-28 | WNTT477 | COR |
| 1994-02-04 | WNTT477 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1028723 | 2026-08-02 02:45:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNTT477 | ULS 1028723 | 2026-08-02 02:45:17 |
| Status | E | ULS 1028723 | 2026-08-02 02:45:17 |
| Service | MG | ULS 1028723 | 2026-08-02 02:45:17 |
| Grant Date | 1998-10-27 | ULS 1028723 | 2026-08-02 02:45:17 |
| Expiration Date | 2009-02-04 | ULS 1028723 | 2026-08-02 02:45:17 |
| Cancellation Date | 2009-04-11 | ULS 1028723 | 2026-08-02 02:45:17 |