Universal Licensing System
WSNN540
SOMERVILLE, CITY OF
License details
| ULS identifier | 5333198 |
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| Call sign | WSNN540 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2026-07-14 |
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| Expiration | 2027-01-10 |
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| Frequency range | 33.86 - 154.22 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | SOMERVILLE, MIDDLESEX, MA |
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| Coordinates | 42.3906389, -71.0906111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:28 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FBS | 33.86000000 | | | 100.000000 | 100.000000 | |
| 4 | 1 | FB | 33.86000000 | | | 100.000000 | 100.000000 | |
| 5 | 1 | MO | 33.86000000 | | | 100.000000 | 100.000000 | |
| 4 | 2 | FB | 154.22000000 | | | 100.000000 | 100.000000 | |
| 5 | 1 | MO | 154.22000000 | | | 100.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 33.86000000 | | 20K0F3E |
| 4 | 1 | 33.86000000 | | 20K0F3E |
| 5 | 1 | 33.86000000 | | 20K0F3E |
| 4 | 2 | 154.22000000 | | 11K2F3E |
| 5 | 1 | 154.22000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 2 | T | 266 BROADWAY, SOMERVILLE, MIDDLESEX, MA | 42.39063889, -71.09061111 | 6.000 m | B | 7.000 m structure / 15.000 m overall | |
| 4 | T | 114 HIGHLAND AVE, SOMERVILLE, MIDDLESEX, MA | 42.38425000, -71.10227778 | 32.000 m | B | 27.000 m structure / 34.000 m overall | |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 2 | T | | 15.000 m | | | | -1.700 | |
| 1 | 4 | T | | 30.000 m | | | | 38.200 | |
| 1 | 5 | T | | | | | | | |
| 2 | 4 | T | | 34.000 m | | | | 42.200 | |
Control points
| Number | Address | County | Phone |
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| 1 | 114 HIGHLAND AVE, SOMERVILLE, MA | MIDDLESEX | 6176231700 |
Special conditions
| Type | Condition code |
|---|
| P | 5004 |
| T | 1003 |
License history
| Date | File or call sign | Action |
|---|
| 2026-07-14 | WSNN540 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 5333198 | 2026-08-02 01:11:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSNN540 | ULS 5333198 | 2026-08-02 01:11:28 |
| Status | A | ULS 5333198 | 2026-08-02 01:11:28 |
| Service | PW | ULS 5333198 | 2026-08-02 01:11:28 |
| Grant Date | 2026-07-14 | ULS 5333198 | 2026-08-02 01:11:28 |
| Expiration Date | 2027-01-10 | ULS 5333198 | 2026-08-02 01:11:28 |