Universal Licensing System
WRZI471
Boston, City of
License details
| ULS identifier | 4838135 |
|---|
| Call sign | WRZI471 |
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| Radio service | MW |
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| Status | A |
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| Grant date | 2023-11-06 |
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| Expiration | 2033-11-06 |
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| Frequency range | 17865 - 18115 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | Boston, SUFFOLK, MA |
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| Coordinates | 42.3133889, -71.0397778 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:32 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 17865.00000000 | | | | | |
| 1 | 1 | FXO | 17865.00000000 | | | | | |
| 1 | 1 | FXO | 17865.00000000 | | | | | |
| 1 | 1 | FXO | 17865.00000000 | | | | | |
| 1 | 1 | FXO | 17865.00000000 | | | | | |
| 1 | 1 | FXO | 17865.00000000 | | | | | |
| 1 | 1 | FXO | 17865.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
| 1 | 2 | FXO | 18115.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 17865.00000000 | | 50M0D7W |
| 1 | 1 | 17865.00000000 | | 50M0D7W |
| 1 | 1 | 17865.00000000 | | 50M0D7W |
| 1 | 1 | 17865.00000000 | | 50M0D7W |
| 1 | 1 | 17865.00000000 | | 50M0D7W |
| 1 | 1 | 17865.00000000 | | 50M0D7W |
| 1 | 1 | 17865.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
| 1 | 2 | 18115.00000000 | | 50M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 100 Morrissey Blvd, Boston, SUFFOLK, MA | 42.31338889, -71.03977778 | 4.000 m | BANT | 52.100 m structure / 53.600 m overall | |
| 2 | R | | 42.33311111, -71.04458333 | 32.000 m | | | |
| 3 | R | | 42.31408333, -71.06391667 | 35.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | RADIO WAVES INC. HP2-18 | | V | 38.6000 | 349.8000 | | |
| 1 | 2 | R | RADIO WAVES INC. HP2-18 | | | 38.6000 | | | |
| 1 | 3 | R | RADIO WAVES INC. HP2-18 | | | 38.6000 | | | |
| 2 | 1 | T | RADIO WAVES INC. HP2-18 | | V | 38.6000 | 272.2000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2025-02-04 | WRZI471 | LETCNS |
| 2023-11-06 | WRZI471 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4838135 | 2026-08-02 02:44:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRZI471 | ULS 4838135 | 2026-08-02 02:44:32 |
| Status | A | ULS 4838135 | 2026-08-02 02:44:32 |
| Service | MW | ULS 4838135 | 2026-08-02 02:44:32 |
| Grant Date | 2023-11-06 | ULS 4838135 | 2026-08-02 02:44:32 |
| Expiration Date | 2033-11-06 | ULS 4838135 | 2026-08-02 02:44:32 |