Universal Licensing System
WQDB956
Amgen, Inc.
License details
| ULS identifier | 2734827 |
|---|
| Call sign | WQDB956 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-05-09 |
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| Expiration | 2025-07-19 |
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| Cancellation | 2025-09-20 |
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| Frequency range | 451.9875 - 467.425 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | Cambridge, MIDDLESEX, MA |
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| Coordinates | 42.3677778, -71.0938889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:17 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.98750000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 451.98750000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 456.98750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 462.42500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 462.42500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 467.42500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.98750000 | | 11K2F3E |
| 2 | 1 | 451.98750000 | | 11K2F3E |
| 2 | 1 | 456.98750000 | | 11K2F3E |
| 1 | 1 | 462.42500000 | | 11K2F3E |
| 2 | 1 | 462.42500000 | | 11K2F3E |
| 2 | 1 | 467.42500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | One Kendall Square Building 1000, Cambridge, MIDDLESEX, MA | 42.36777778, -71.09388889 | 3.100 m | B | 30.000 m structure / 30.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 30.000 m | V | | | 3.100 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | One Kendall Square B, Cambridge, MA | MIDDLESEX | 6174445178 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-20 | WQDB956 | LIEXP |
| 2025-04-28 | WQDB956 | LETRES |
| 2015-05-09 | WQDB956 | LIREN |
| 2015-04-27 | WQDB956 | LETRES |
| 2009-12-23 | WQDB956 | LIAUA |
| 2009-12-22 | WQDB956 | ESUAPR |
| 2006-04-28 | WQDB956 | LIAUA |
| 2006-04-28 | WQDB956 | LTSAPR |
| 2006-04-17 | WQDB956 | LETCNS |
| 2005-07-19 | WQDB956 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2734827 | 2026-08-02 01:17:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDB956 | ULS 2734827 | 2026-08-02 01:17:17 |
| Status | E | ULS 2734827 | 2026-08-02 01:17:17 |
| Service | IG | ULS 2734827 | 2026-08-02 01:17:17 |
| Grant Date | 2015-05-09 | ULS 2734827 | 2026-08-02 01:17:17 |
| Expiration Date | 2025-07-19 | ULS 2734827 | 2026-08-02 01:17:17 |
| Cancellation Date | 2025-09-20 | ULS 2734827 | 2026-08-02 01:17:17 |