Universal Licensing System
WQHZ948
METROPOLITAN WASHINGTON AIRPORTS AUTHORITY (MWAA)
License details
| ULS identifier | 2967642 |
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| Call sign | WQHZ948 |
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| Radio service | PA |
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| Status | E |
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| Grant date | 2007-12-05 |
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| Expiration | 2017-12-05 |
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| Cancellation | 2018-04-14 |
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| Frequency range | 4941.5 - 4987.5 MHz (6 frequencies) |
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| Locations | 3 |
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| Representative location | CHANTILLY, LOUDOUN, VA |
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| Coordinates | 38.9523889, -77.4535833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:38 |
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Licensee
| Name | METROPOLITAN WASHINGTON AIRPORTS AUTHORITY (MWAA) |
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| Applicant type | G |
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| FRN | 0004681177 |
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| Location | WASHINGTON, DC |
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| Address | 1 AVIATION CIRCLE, MA630, WASHINGTON, DC, 20001 |
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| Phone | 7034170040 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 4941.50000000 | | | 1.000000 | 4.000000 | |
| 1 | 2 | FXO | 4942.50000000 | | | 1.000000 | 4.000000 | |
| 2 | 1 | FXO | 4943.50000000 | | | 1.000000 | 4.000000 | |
| 2 | 2 | FXO | 4944.50000000 | | | 1.000000 | 4.000000 | |
| 3 | 1 | FXO | 4986.50000000 | | | 1.000000 | 4.000000 | |
| 3 | 2 | FXO | 4987.50000000 | | | 1.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 4941.50000000 | | 20M0D7W |
| 1 | 2 | 4942.50000000 | | 20M0D7W |
| 2 | 1 | 4943.50000000 | | 20M0D7W |
| 2 | 2 | 4944.50000000 | | 20M0D7W |
| 3 | 1 | 4986.50000000 | | 20M0D7W |
| 3 | 2 | 4987.50000000 | | 20M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MA-630 RADIO ROOM DULLES INTERNATIONAL AIRPORT, CHANTILLY, LOUDOUN, VA | 38.95238889, -77.45358333 | 87.200 m | BANT | 10.100 m structure / 12.100 m overall | |
| 2 | T | OLD FAA CONTROL TOWER DULLES INTERNATIONAL AIRPORT, CHANTILLY, LOUDOUN, VA | 38.94844444, -77.44750000 | 88.000 m | BANT | 51.500 m structure / 57.500 m overall | |
| 3 | T | IAD BACKUP TOWER DULLES INTERNATIONAL AIRPORT, CHANTILLY, LOUDOUN, VA | 38.94036111, -77.43152778 | 96.000 m | TOWER | 24.000 m structure / 24.400 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 10.300 m | J | 12.0000 | 129.7000 | -1.000 | |
| 1 | 2 | T | | 51.500 m | J | 12.0000 | 309.7000 | 41.200 | |
| 1 | 3 | T | | 24.400 m | J | 12.0000 | 304.9000 | 21.300 | |
| 2 | 1 | T | | 10.300 m | J | 12.0000 | 124.9000 | -1.000 | |
| 2 | 2 | T | | 51.500 m | J | 12.0000 | 123.0000 | 41.200 | |
| 2 | 3 | T | | 24.400 m | J | 12.0000 | 303.0000 | 21.300 | |
Control points
| Number | Address | County | Phone |
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| 1 | MA 630 WASHINGTON NATIONAL AIRPORT, WASHINGTON, DC | | 7034173492 |
License history
| Date | File or call sign | Action |
|---|
| 2018-04-14 | WQHZ948 | LIEXP |
| 2017-11-25 | WQHZ948 | ESURNW |
| 2017-11-05 | WQHZ948 | ESURNW |
| 2017-10-06 | WQHZ948 | ESURNW |
| 2017-09-11 | WQHZ948 | LETRES |
| 2017-09-06 | WQHZ948 | ESURNW |
| 2013-11-21 | WQHZ948 | LIAUA |
| 2013-11-20 | WQHZ948 | ESUAPR |
| 2009-03-10 | WQHZ948 | LETCNS |
| 2007-12-05 | WQHZ948 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 2967642 | 2026-08-02 01:13:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQHZ948 | ULS 2967642 | 2026-08-02 01:13:38 |
| Status | E | ULS 2967642 | 2026-08-02 01:13:38 |
| Service | PA | ULS 2967642 | 2026-08-02 01:13:38 |
| Grant Date | 2007-12-05 | ULS 2967642 | 2026-08-02 01:13:38 |
| Expiration Date | 2017-12-05 | ULS 2967642 | 2026-08-02 01:13:38 |
| Cancellation Date | 2018-04-14 | ULS 2967642 | 2026-08-02 01:13:38 |