Universal Licensing System
WQDD644
Boston University Medical Center
License details
| ULS identifier | 2737430 |
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| Call sign | WQDD644 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-05-08 |
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| Expiration | 2035-08-01 |
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| Frequency range | 452.0875 - 452.3 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Boston, SUFFOLK, MA |
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| Coordinates | 42.3358056, -71.0701389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:10:19 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.08750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 452.30000000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.08750000 | | 11K2F3E |
| 2 | 1 | 452.30000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Boston, SUFFOLK, MA | 42.33580556, -71.07013889 | | | | |
| 2 | T | MA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 715 Albany Street, Boston, MA | SUFFOLK | 6174144443 |
License history
| Date | File or call sign | Action |
|---|
| 2025-05-08 | WQDD644 | LIREN |
| 2025-05-05 | WQDD644 | LETRES |
| 2015-05-15 | WQDD644 | LIREN |
| 2015-05-11 | WQDD644 | LETRES |
| 2013-05-18 | WQDD644 | LIAUA |
| 2013-05-17 | WQDD644 | ESCAPR |
| 2012-06-15 | WQDD644 | LIAUA |
| 2012-06-14 | WQDD644 | ESCAPR |
| 2012-03-23 | WQDD644 | LIAUA |
| 2012-03-22 | WQDD644 | ESCAPR |
| 2011-02-25 | WQDD644 | LIAUA |
| 2011-02-24 | WQDD644 | ESCAPR |
| 2006-06-28 | WQDD644 | LIAUA |
| 2006-06-27 | WQDD644 | ESCAPR |
| 2006-05-01 | WQDD644 | LETCNS |
| 2005-08-01 | WQDD644 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2737430 | 2026-08-02 01:10:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDD644 | ULS 2737430 | 2026-08-02 01:10:19 |
| Status | A | ULS 2737430 | 2026-08-02 01:10:19 |
| Service | IG | ULS 2737430 | 2026-08-02 01:10:19 |
| Grant Date | 2025-05-08 | ULS 2737430 | 2026-08-02 01:10:19 |
| Expiration Date | 2035-08-01 | ULS 2737430 | 2026-08-02 01:10:19 |