Universal Licensing System
WQYD478
Leidos, Inc.
License details
| ULS identifier | 3842219 |
|---|
| Call sign | WQYD478 |
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| Radio service | IG |
|---|
| Status | E |
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| Grant date | 2016-08-02 |
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| Expiration | 2021-01-18 |
|---|
| Cancellation | 2021-03-20 |
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| Frequency range | 461.775 - 466.775 MHz (4 frequencies) |
|---|
| Locations | 2 |
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| Representative location | GAITHERSBURG, MONTGOMERY, MD |
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| Coordinates | 39.1518611, -77.2158333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:41 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.68750000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 461.77500000 | | | 25.000000 | 25.000000 | |
| 1 | 1 | FB2 | 463.26250000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 463.46250000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 466.68750000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 466.77500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 468.26250000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.68750000 | | 11K2F3E |
| 2 | 1 | 461.77500000 | | 11K2F3E |
| 1 | 1 | 463.26250000 | | 11K2F3E |
| 2 | 1 | 463.46250000 | | 11K2F3E |
| 2 | 1 | 466.68750000 | | 11K2F3E |
| 2 | 1 | 466.77500000 | | 11K2F3E |
| 2 | 1 | 468.26250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | 700 NORTH FREDERICK AVE, GAITHERSBURG, MONTGOMERY, MD | 39.15186111, -77.21583333 | 130.000 m | BANT | 10.000 m structure / 13.000 m overall | |
| 2 | | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 13.000 m | | | | 19.800 | |
| 1 | 2 | T | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-03-20 | WQYD478 | LIEXP |
| 2020-10-26 | WQYD478 | LETRES |
| 2020-05-15 | WQYD478 | LIAUA |
| 2018-12-28 | WQYD478 | LIASS |
| 2018-01-23 | WQYD478 | LIAUA |
| 2016-08-24 | WQYD478 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3842219 | 2026-08-02 01:25:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQYD478 | ULS 3842219 | 2026-08-02 01:25:41 |
| Status | E | ULS 3842219 | 2026-08-02 01:25:41 |
| Service | IG | ULS 3842219 | 2026-08-02 01:25:41 |
| Grant Date | 2016-08-02 | ULS 3842219 | 2026-08-02 01:25:41 |
| Expiration Date | 2021-01-18 | ULS 3842219 | 2026-08-02 01:25:41 |
| Cancellation Date | 2021-03-20 | ULS 3842219 | 2026-08-02 01:25:41 |