Universal Licensing System
WRBT923
Microsoft Corporation (GFS)
License details
| ULS identifier | 4057684 |
|---|
| Call sign | WRBT923 |
|---|
| Radio service | YG |
|---|
| Status | T |
|---|
| Grant date | 2018-06-19 |
|---|
| Expiration | 2028-06-19 |
|---|
| Cancellation | 2018-06-21 |
|---|
| Frequency range | 461.525 - 469.1875 MHz (6 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | Manassas, PRINCE WILLIAM, VA |
|---|
| Coordinates | 38.7167500, -77.5001389 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:25:13 |
|---|
Licensee
| Name | Microsoft Corporation (GFS) |
|---|
| Applicant type | C |
|---|
| FRN | 0008512311 |
|---|
| Location | Redmond, WA |
|---|
| Address | One Microsoft Way, Redmond, WA, 98052 |
|---|
| Phone | 4257068757 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.52500000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB2 | 463.56250000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | FB2 | 464.18750000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 466.52500000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FX1 | 466.52500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 468.56250000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FX1 | 468.56250000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 469.18750000 | | | 25.000000 | 25.000000 | |
| 3 | 1 | FX1 | 469.18750000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.52500000 | | 7K60F7W |
| 1 | 1 | 461.52500000 | | 7K60F1W |
| 1 | 1 | 463.56250000 | | 7K60F7W |
| 1 | 1 | 463.56250000 | | 7K60F1W |
| 1 | 1 | 464.18750000 | | 7K60F1W |
| 1 | 1 | 464.18750000 | | 7K60F7W |
| 2 | 1 | 466.52500000 | | 7K60F1W |
| 2 | 1 | 466.52500000 | | 7K60F7W |
| 3 | 1 | 466.52500000 | | 7K60F7W |
| 3 | 1 | 466.52500000 | | 7K60F1W |
| 2 | 1 | 468.56250000 | | 7K60F1W |
| 2 | 1 | 468.56250000 | | 7K60F7W |
| 3 | 1 | 468.56250000 | | 7K60F7W |
| 3 | 1 | 468.56250000 | | 7K60F1W |
| 2 | 1 | 469.18750000 | | 7K60F1W |
| 2 | 1 | 469.18750000 | | 7K60F7W |
| 3 | 1 | 469.18750000 | | 7K60F7W |
| 3 | 1 | 469.18750000 | | 7K60F1W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 10900 Airman Ave, Manassas, PRINCE WILLIAM, VA | 38.71675000, -77.50013889 | 66.000 m | BANT | 13.700 m structure / 14.600 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 | | 14.600 m | | | | 2.100 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 10900 Airman Ave, Manassas, VA | PRINCE WILLIAM | 4257068757 |
License history
| Date | File or call sign | Action |
|---|
| 2018-06-21 | WRBT923 | LITERM |
| 2018-06-19 | WRBT923 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4057684 | 2026-08-02 01:25:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRBT923 | ULS 4057684 | 2026-08-02 01:25:13 |
| Status | T | ULS 4057684 | 2026-08-02 01:25:13 |
| Service | YG | ULS 4057684 | 2026-08-02 01:25:13 |
| Grant Date | 2018-06-19 | ULS 4057684 | 2026-08-02 01:25:13 |
| Expiration Date | 2028-06-19 | ULS 4057684 | 2026-08-02 01:25:13 |
| Cancellation Date | 2018-06-21 | ULS 4057684 | 2026-08-02 01:25:13 |