Universal Licensing System
WAA733
Commonwealth of Massachusetts
License details
| ULS identifier | 968037 |
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| Call sign | WAA733 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2018-02-06 |
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| Expiration | 2028-02-16 |
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| Frequency range | 955.75 - 956.65 MHz (2 frequencies) |
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| Locations | 2 |
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| Coordinates | 42.6409167, -71.1064444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:43:53 |
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Licensee
| Name | Commonwealth of Massachusetts |
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| Applicant type | G |
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| FRN | 0001513134 |
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| Location | BOSTON, MA |
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| Address | 10 PARK PLAZA RM 7441 RADIO RM, BOSTON, MA, 02116 |
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| Phone | 6179738125 |
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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 | 2 | FXO | 955.75000000 | | | | | |
| 1 | 1 | FXO | 956.65000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 955.75000000 | | 200KF9W |
| 1 | 1 | 956.65000000 | | 200KF9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ROBBINS HILL FIRE TOWER, CHELMSFORD, MIDDLESEX, MA | 42.58508333, -71.36561111 | 124.400 m | | 18.300 m structure / 22.900 m overall | |
| 2 | R | | 42.64091667, -71.10644444 | 128.000 m | | | |
| 3 | R | | 42.48952778, -71.88700000 | 611.400 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 22.0000 | 73.6000 | | |
| 1 | 2 | R | | | | 22.0000 | | | |
| 1 | 3 | R | | | | 22.0000 | | | |
| 2 | 1 | T | | | V | 22.1000 | 256.3000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2018-02-06 | WAA733 | LIAUA |
| 2018-02-06 | WAA733 | LIREN |
| 2017-11-20 | WAA733 | LETRES |
| 2007-12-05 | WAA733 | LTSAPR |
| 2007-12-05 | WAA733 | LIREN |
| 2007-11-26 | WAA733 | LETRES |
| 1999-08-13 | WAA733 | LICCNV |
| 1998-07-28 | WAA733 | COR |
| 1997-12-23 | WAA733 | LIREN |
| 1993-02-16 | WAA733 | LIMOD |
| 1991-10-11 | WAA733 | LIMOD |
| 1989-08-04 | WAA733 | LIMOD |
| 1986-01-07 | WAA733 | LIMOD |
| 1984-09-28 | WAA733 | LIMOD |
| 1983-04-20 | WAA733 | LIMOD |
| 1979-08-11 | WAA733 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 968037 | 2026-08-02 02:43:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WAA733 | ULS 968037 | 2026-08-02 02:43:53 |
| Status | A | ULS 968037 | 2026-08-02 02:43:53 |
| Service | MW | ULS 968037 | 2026-08-02 02:43:53 |
| Grant Date | 2018-02-06 | ULS 968037 | 2026-08-02 02:43:53 |
| Expiration Date | 2028-02-16 | ULS 968037 | 2026-08-02 02:43:53 |