Universal Licensing System
WRZD687
SEAPORT M LEASEHOLD OWNER LLC
License details
| ULS identifier | 4831798 |
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| Call sign | WRZD687 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-10-20 |
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| Expiration | 2033-10-20 |
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| Frequency range | 464.1 - 469.1 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Boston, SUFFOLK, MA |
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| Coordinates | 42.3502778, -71.0443889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:58 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 464.10000000 | | | 10.000000 | 10.000000 | |
| 2 | 1 | MO | 464.10000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.10000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.10000000 | | 7K60FXE |
| 1 | 1 | 464.10000000 | | 11K2F3E |
| 2 | 1 | 464.10000000 | | 7K60FXE |
| 2 | 1 | 464.10000000 | | 11K2F3E |
| 2 | 1 | 469.10000000 | | 7K60FXE |
| 2 | 1 | 469.10000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1 Seaport Blvd, Boston, SUFFOLK, MA | 42.35027778, -71.04438889 | 1.000 m | B | 82.300 m structure / 82.300 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 82.300 m | | | | 68.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 131 SEAPORT BLVD, BOSTON, MA | SUFFOLK | 6172328900 |
License history
| Date | File or call sign | Action |
|---|
| 2024-07-23 | WRZD687 | LETCNS |
| 2023-10-20 | WRZD687 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4831798 | 2026-08-02 01:23:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRZD687 | ULS 4831798 | 2026-08-02 01:23:58 |
| Status | A | ULS 4831798 | 2026-08-02 01:23:58 |
| Service | IG | ULS 4831798 | 2026-08-02 01:23:58 |
| Grant Date | 2023-10-20 | ULS 4831798 | 2026-08-02 01:23:58 |
| Expiration Date | 2033-10-20 | ULS 4831798 | 2026-08-02 01:23:58 |