Universal Licensing System
WQMC418
ExpressJet Airlines
License details
| ULS identifier | 3210423 |
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| Call sign | WQMC418 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2010-06-26 |
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| Expiration | 2020-06-26 |
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| Cancellation | 2020-08-29 |
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| Frequency range | 452.2375 - 457.2375 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Dulles, LOUDOUN, VA |
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| Coordinates | 38.9524722, -77.4480000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:19 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.23750000 | | | 40.000000 | 35.000000 | |
| 2 | 1 | MO | 452.23750000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 457.23750000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.23750000 | | 11K2F3E |
| 2 | 1 | 452.23750000 | | 11K2F3E |
| 2 | 1 | 457.23750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | Main Terminal 23703B Air Freight Lane, Dulles, LOUDOUN, VA | 38.95247222, -77.44800000 | 87.500 m | BANT | 15.200 m structure / 16.200 m overall | |
| 2 | | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 16.200 m | | | | 9.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | Main Terminal 23703B Air Freight Lane, Dulles, VA | LOUDOUN | 8323533663 |
License history
| Date | File or call sign | Action |
|---|
| 2020-08-29 | WQMC418 | LIEXP |
| 2020-03-30 | WQMC418 | LETRES |
| 2012-12-22 | WQMC418 | LIAUA |
| 2012-12-21 | WQMC418 | ESUAPR |
| 2012-03-10 | WQMC418 | LIAUA |
| 2012-03-09 | WQMC418 | ESUAPR |
| 2011-04-04 | WQMC418 | LIASS |
| 2011-03-07 | WQMC418 | ESCAPR |
| 2010-06-26 | WQMC418 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3210423 | 2026-08-02 01:26:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQMC418 | ULS 3210423 | 2026-08-02 01:26:19 |
| Status | E | ULS 3210423 | 2026-08-02 01:26:19 |
| Service | IG | ULS 3210423 | 2026-08-02 01:26:19 |
| Grant Date | 2010-06-26 | ULS 3210423 | 2026-08-02 01:26:19 |
| Expiration Date | 2020-06-26 | ULS 3210423 | 2026-08-02 01:26:19 |
| Cancellation Date | 2020-08-29 | ULS 3210423 | 2026-08-02 01:26:19 |