Universal Licensing System
WRDM477
Little Bennett Campground
License details
| ULS identifier | 4166911 |
|---|
| Call sign | WRDM477 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2019-06-04 |
|---|
| Expiration | 2029-06-04 |
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| Frequency range | 451.5125 - 464.225 MHz (6 frequencies) |
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| Locations | 3 |
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| Representative location | Clarksburg, MONTGOMERY, MD |
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| Coordinates | 39.2463889, -77.2906389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.51250000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 452.71250000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 452.78750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 456.51250000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 457.78750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB | 464.22500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 464.22500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.51250000 | | 7K60FXE |
| 3 | 1 | 451.51250000 | | 7K60FXD |
| 3 | 1 | 451.51250000 | | 11K2F3E |
| 3 | 1 | 452.71250000 | | 7K60FXD |
| 3 | 1 | 452.71250000 | | 11K2F3E |
| 3 | 1 | 452.71250000 | | 7K60FXE |
| 3 | 1 | 452.78750000 | | 11K2F3E |
| 3 | 1 | 452.78750000 | | 7K60FXE |
| 3 | 1 | 452.78750000 | | 7K60FXD |
| 3 | 1 | 456.51250000 | | 7K60FXE |
| 3 | 1 | 456.51250000 | | 11K2F3E |
| 3 | 1 | 456.51250000 | | 7K60FXD |
| 3 | 1 | 457.78750000 | | 7K60FXD |
| 3 | 1 | 457.78750000 | | 11K2F3E |
| 3 | 1 | 457.78750000 | | 7K60FXE |
| 1 | 1 | 464.22500000 | | 11K2F3E |
| 1 | 1 | 464.22500000 | | 7K60FXD |
| 1 | 1 | 464.22500000 | | 7K60FXE |
| 2 | 1 | 464.22500000 | | 7K60FXD |
| 2 | 1 | 464.22500000 | | 11K2F3E |
| 2 | 1 | 464.22500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 23705 Frederick Rd, Clarksburg, MONTGOMERY, MD | 39.24638889, -77.29063889 | 197.000 m | BANT | 1.200 m structure / 1.500 m overall | |
| 2 | T | | | | | | |
| 3 | T | Clarksburg, MONTGOMERY, MD | 39.24638889, -77.29063889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 1.500 m | | | | 48.900 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 23705 Frederick Road, Clarksburg, MD | MONTGOMERY | 3015283430 |
License history
| Date | File or call sign | Action |
|---|
| 2020-03-03 | WRDM477 | LETCNS |
| 2019-06-04 | WRDM477 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4166911 | 2026-08-02 01:22:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDM477 | ULS 4166911 | 2026-08-02 01:22:52 |
| Status | A | ULS 4166911 | 2026-08-02 01:22:52 |
| Service | IG | ULS 4166911 | 2026-08-02 01:22:52 |
| Grant Date | 2019-06-04 | ULS 4166911 | 2026-08-02 01:22:52 |
| Expiration Date | 2029-06-04 | ULS 4166911 | 2026-08-02 01:22:52 |