Universal Licensing System
WRDA997
Microsoft Corporation
License details
| ULS identifier | 4134768 |
|---|
| Call sign | WRDA997 |
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| Radio service | YG |
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| Status | A |
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| Grant date | 2019-03-16 |
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| Expiration | 2029-03-16 |
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| Frequency range | 461.05 - 466.6625 MHz (6 frequencies) |
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| Locations | 3 |
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| Representative location | Sterling, LOUDOUN, VA |
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| Coordinates | 39.0236667, -77.4342778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:13 |
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Licensee
| Name | Microsoft Corporation |
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| Applicant type | C |
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| FRN | 0008512311 |
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| Location | Redmond, WA |
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| Address | One Microsoft Way, Redmond, WA, 98052 |
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| Phone | 4257068757 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.05000000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB2 | 461.25000000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB2 | 461.66250000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 466.05000000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FX1 | 466.05000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 466.25000000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FX1 | 466.25000000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 466.66250000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FX1 | 466.66250000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.05000000 | | 7K60F7W |
| 1 | 1 | 461.05000000 | | 7K60F1W |
| 1 | 1 | 461.25000000 | | 7K60F7W |
| 1 | 1 | 461.25000000 | | 7K60F1W |
| 1 | 1 | 461.66250000 | | 7K60F7W |
| 1 | 1 | 461.66250000 | | 7K60F1W |
| 2 | 1 | 466.05000000 | | 7K60F7W |
| 2 | 1 | 466.05000000 | | 7K60F1W |
| 3 | 1 | 466.05000000 | | 7K60F7W |
| 3 | 1 | 466.05000000 | | 7K60F1W |
| 2 | 1 | 466.25000000 | | 7K60F1W |
| 2 | 1 | 466.25000000 | | 7K60F7W |
| 3 | 1 | 466.25000000 | | 7K60F7W |
| 3 | 1 | 466.25000000 | | 7K60F1W |
| 2 | 1 | 466.66250000 | | 7K60F1W |
| 2 | 1 | 466.66250000 | | 7K60F7W |
| 3 | 1 | 466.66250000 | | 7K60F7W |
| 3 | 1 | 466.66250000 | | 7K60F1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 21350 Pacific Blvd, Sterling, LOUDOUN, VA | 39.02366667, -77.43427778 | 77.000 m | BANT | 19.800 m structure / 25.900 m overall | |
| 2 | T | | | | | | |
| 3 | T | VA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 25.900 m | | | | 10.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 21350 Pacific Blvd, Sterling, VA | LOUDOUN | 4257068757 |
License history
| Date | File or call sign | Action |
|---|
| 2019-03-16 | WRDA997 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4134768 | 2026-08-02 01:25:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDA997 | ULS 4134768 | 2026-08-02 01:25:13 |
| Status | A | ULS 4134768 | 2026-08-02 01:25:13 |
| Service | YG | ULS 4134768 | 2026-08-02 01:25:13 |
| Grant Date | 2019-03-16 | ULS 4134768 | 2026-08-02 01:25:13 |
| Expiration Date | 2029-03-16 | ULS 4134768 | 2026-08-02 01:25:13 |