Universal Licensing System
WRDB446
State of Maryland, MIEMSS
License details
| ULS identifier | 4135529 |
|---|
| Call sign | WRDB446 |
|---|
| Radio service | MW |
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| Status | A |
|---|
| Grant date | 2019-03-19 |
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| Expiration | 2029-03-19 |
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| Frequency range | 6685 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | Clarksburg, MONTGOMERY, MD |
|---|
| Coordinates | 39.2605556, -77.3121111 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:46:36 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
| 1 | 1 | FXO | 6685.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
| 1 | 1 | 6685.00000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 24900 Washington National Pike, Clarksburg, MONTGOMERY, MD | 39.26055556, -77.31211111 | 156.300 m | LTOWER | 144.100 m structure / 152.400 m overall | |
| 2 | R | | 39.11983333, -77.17941667 | 169.200 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | ANDREW CORPORATION VHLP6-6WA | | H | 39.3000 | 143.7000 | | |
| 1 | 2 | R | ANDREW CORPORATION VHLP6-6WA | | | 39.3000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-02-02 | WRDB446 | LIAUA |
| 2020-06-23 | WRDB446 | LETCNS |
| 2019-03-19 | WRDB446 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4135529 | 2026-08-02 02:46:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDB446 | ULS 4135529 | 2026-08-02 02:46:36 |
| Status | A | ULS 4135529 | 2026-08-02 02:46:36 |
| Service | MW | ULS 4135529 | 2026-08-02 02:46:36 |
| Grant Date | 2019-03-19 | ULS 4135529 | 2026-08-02 02:46:36 |
| Expiration Date | 2029-03-19 | ULS 4135529 | 2026-08-02 02:46:36 |