Universal Licensing System
WQDR663
State of Maryland, MIEMSS
License details
| ULS identifier | 2756437 |
|---|
| Call sign | WQDR663 |
|---|
| Radio service | MW |
|---|
| Status | A |
|---|
| Grant date | 2025-08-05 |
|---|
| Expiration | 2035-10-14 |
|---|
| Frequency range | 5974.85 - 11215 MHz (3 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | WALDORF, CHARLES, MD |
|---|
| Coordinates | 38.6512222, -76.8801667 |
|---|
| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:22 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 5974.85000000 | | | | | |
| 1 | 3 | FXO | 5974.85000000 | | | | | |
| 1 | 1 | FXO | 6775.00000000 | | | | | |
| 1 | 2 | FXO | 11215.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 5974.85000000 | | 30M0D7W |
| 1 | 3 | 5974.85000000 | | 30M0D7W |
| 1 | 3 | 5974.85000000 | | 30M0D7W |
| 1 | 3 | 5974.85000000 | | 30M0D7W |
| 1 | 3 | 5974.85000000 | | 30M0D7W |
| 1 | 3 | 5974.85000000 | | 30M0D7W |
| 1 | 3 | 5974.85000000 | | 30M0D7W |
| 1 | 1 | 6775.00000000 | | 10M0D7W |
| 1 | 2 | 11215.00000000 | | 10M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MSP BK H RT 301 8 KM N, WALDORF, CHARLES, MD | 38.65122222, -76.88016667 | 64.000 m | LTOWER | 60.900 m structure / 64.600 m overall | N |
| 2 | R | | 38.55511111, -76.98102778 | 61.000 m | | | |
| 3 | R | | 38.70983333, -76.86188889 | 71.900 m | | | |
| 4 | R | | 38.71661111, -76.85475000 | 70.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Commscope PAR8-65B RF | | V | 41.3000 | 219.5000 | | |
| 1 | 2 | R | Commscope PAR8-65B RF | | | 41.3000 | 0.0000 | | |
| 1 | 3 | R | Andrew Corporation PAR6-107 | | | 43.6000 | | | |
| 1 | 4 | R | CommScope LX6-6W | | | 38.1000 | 0.0000 | | |
| 2 | 1 | T | Andrew Corporation PAR6-107 | | V | 43.6000 | 13.7000 | | |
| 3 | 1 | T | CommScope LX6-6W | | V | 38.1000 | 16.9000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | MIEMSS Communications653 W Pratt Street, Baltimore, MD | BALTIMORE | 4107063668 |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-05 | WQDR663 | LIREN |
| 2025-07-21 | WQDR663 | LETRES |
| 2025-02-13 | WQDR663 | PLAUPR |
| 2025-01-22 | WQDR663 | LETCNS |
| 2023-10-23 | WQDR663 | LIMOD |
| 2021-02-02 | WQDR663 | LIAUA |
| 2020-02-26 | WQDR663 | LIMOD |
| 2015-07-29 | WQDR663 | LIREN |
| 2015-07-20 | WQDR663 | LETRES |
| 2015-07-16 | WQDR663 | ESURNW |
| 2009-07-09 | WQDR663 | AUTHPR |
| 2009-04-21 | WQDR663 | LETCNS |
| 2008-02-01 | WQDR663 | LIAUA |
| 2008-01-31 | WQDR663 | ESUAPR |
| 2008-01-18 | WQDR663 | LIMOD |
| 2008-01-02 | WQDR663 | ESUAPR |
| 2007-12-20 | WQDR663 | LIAUA |
| 2007-12-19 | WQDR663 | ESUAPR |
| 2007-01-16 | WQDR663 | LETCNS |
| 2005-10-14 | WQDR663 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2756437 | 2026-08-02 02:46:22 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDR663 | ULS 2756437 | 2026-08-02 02:46:22 |
| Status | A | ULS 2756437 | 2026-08-02 02:46:22 |
| Service | MW | ULS 2756437 | 2026-08-02 02:46:22 |
| Grant Date | 2025-08-05 | ULS 2756437 | 2026-08-02 02:46:22 |
| Expiration Date | 2035-10-14 | ULS 2756437 | 2026-08-02 02:46:22 |