Universal Licensing System
WQBM756
MASSACHUSETTS EYE & EAR INFIRMARY
License details
| ULS identifier | 2668793 |
|---|
| Call sign | WQBM756 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 2014-10-15 |
|---|
| Expiration | 2024-11-08 |
|---|
| Cancellation | 2025-01-11 |
|---|
| Frequency range | 452.7 - 469.2625 MHz (8 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | BOSTON, SUFFOLK, MA |
|---|
| Coordinates | 42.3329722, -71.1075278 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:25:35 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.70000000 | | | 25.000000 | 90.000000 | |
| 2 | 1 | MO | 452.70000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 457.70000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FX1 | 457.70000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 461.65000000 | | | 4.000000 | 4.000000 | |
| 7 | 1 | FB2 | 461.65000000 | | | 5.000000 | 5.000000 | |
| 5 | 1 | FB2 | 463.86250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 463.86250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 464.26250000 | | | 50.000000 | 25.000000 | |
| 2 | 1 | MO | 464.26250000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 466.65000000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 468.86250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 469.26250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.70000000 | | 11K2F3E |
| 1 | 1 | 452.70000000 | | 7K60FXE |
| 2 | 1 | 452.70000000 | | 7K60FXE |
| 2 | 1 | 452.70000000 | | 11K2F3E |
| 2 | 1 | 457.70000000 | | 7K60FXE |
| 2 | 1 | 457.70000000 | | 11K2F3E |
| 3 | 1 | 457.70000000 | | 7K60FXE |
| 3 | 1 | 457.70000000 | | 11K2F3E |
| 4 | 1 | 461.65000000 | | 11K2F3E |
| 4 | 1 | 461.65000000 | | 7K60FXE |
| 7 | 1 | 461.65000000 | | 7K60FXE |
| 7 | 1 | 461.65000000 | | 11K2F3E |
| 5 | 1 | 463.86250000 | | 7K60FXE |
| 5 | 1 | 463.86250000 | | 7K60FXD |
| 6 | 1 | 463.86250000 | | 7K60FXE |
| 6 | 1 | 463.86250000 | | 7K60FXD |
| 1 | 1 | 464.26250000 | | 11K2F3E |
| 1 | 1 | 464.26250000 | | 7K60FXE |
| 2 | 1 | 464.26250000 | | 7K60FXE |
| 2 | 1 | 464.26250000 | | 11K2F3E |
| 4 | 1 | 466.65000000 | | 11K2F3E |
| 4 | 1 | 466.65000000 | | 7K60FXE |
| 6 | 1 | 468.86250000 | | 7K60FXE |
| 6 | 1 | 468.86250000 | | 7K60FXD |
| 2 | 1 | 469.26250000 | | 11K2F3E |
| 2 | 1 | 469.26250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 243 CHARLES ST, BOSTON, SUFFOLK, MA | 42.36233333, -71.05505556 | 5.000 m | BANT | 27.000 m structure / 30.000 m overall | |
| 2 | T | BOSTON, SUFFOLK, MA | 42.36233333, -71.05505556 | | | | |
| 3 | T | MA | | | | | |
| 4 | T | | | | | | N |
| 5 | T | 20 STANIFORD STREET, BOSTON, SUFFOLK, MA | 42.36205556, -71.06430556 | 12.000 m | B | 4.600 m structure / 4.600 m overall | N |
| 6 | T | | | | | | N |
| 7 | T | 800 HUNTINGTON AVE, BOSTON, SUFFOLK, MA | 42.33297222, -71.10752778 | 15.000 m | B | 15.200 m structure / 15.200 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 30.000 m | | 0.0000 | 0.0000 | 21.600 | |
| 1 | 2 | | | | | | | | |
| 1 | 3 | | | | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | 4.600 m | | | | -3.200 | |
| 1 | 6 | T | | | | | | | |
| 1 | 7 | T | | 15.200 m | | | | 1.100 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 243 CHARLES ST, BOSTON, MA | SUFFOLK | 6175733771 |
License history
| Date | File or call sign | Action |
|---|
| 2025-01-11 | WQBM756 | LIEXP |
| 2024-08-12 | WQBM756 | LETRES |
| 2022-02-15 | WQBM756 | LETCNS |
| 2021-05-19 | WQBM756 | LIMOD |
| 2019-03-06 | WQBM756 | LIMOD |
| 2018-11-06 | WQBM756 | LIMOD |
| 2014-10-15 | WQBM756 | LIREN |
| 2014-08-20 | WQBM756 | PNLISR |
| 2014-08-20 | WQBM756 | LETTRS |
| 2014-08-18 | WQBM756 | LETRES |
| 2014-04-15 | WQBM756 | LETCNS |
| 2013-07-11 | WQBM756 | LIMOD |
| 2012-06-07 | WQBM756 | LIMOD |
| 2005-08-08 | WQBM756 | LETCNS |
| 2004-11-08 | WQBM756 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2668793 | 2026-08-02 01:25:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQBM756 | ULS 2668793 | 2026-08-02 01:25:35 |
| Status | E | ULS 2668793 | 2026-08-02 01:25:35 |
| Service | IG | ULS 2668793 | 2026-08-02 01:25:35 |
| Grant Date | 2014-10-15 | ULS 2668793 | 2026-08-02 01:25:35 |
| Expiration Date | 2024-11-08 | ULS 2668793 | 2026-08-02 01:25:35 |
| Cancellation Date | 2025-01-11 | ULS 2668793 | 2026-08-02 01:25:35 |