Universal Licensing System
WRXZ640
MARYVALE PREPARATORY SCHOOL
License details
| ULS identifier | 4790771 |
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| Call sign | WRXZ640 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-07-14 |
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| Expiration | 2033-07-14 |
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| Frequency range | 452.1375 - 452.8875 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | LUTHERVILLE, BALTIMORE, MD |
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| Coordinates | 39.4843333, -76.6796389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:44 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.13750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.31250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.51250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.71250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.88750000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.13750000 | | 11K2F3E |
| 1 | 1 | 452.13750000 | | 7K60FXE |
| 1 | 1 | 452.31250000 | | 11K2F3E |
| 1 | 1 | 452.31250000 | | 7K60FXE |
| 1 | 1 | 452.51250000 | | 11K2F3E |
| 1 | 1 | 452.51250000 | | 7K60FXE |
| 1 | 1 | 452.71250000 | | 11K2F3E |
| 1 | 1 | 452.71250000 | | 7K60FXE |
| 1 | 1 | 452.88750000 | | 7K60FXE |
| 1 | 1 | 452.88750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LUTHERVILLE, BALTIMORE, MD | 39.48433333, -76.67963889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 11300 FALLS ROAD, LUTHERVILLE, MD | BALTIMORE | 4103088528 |
License history
| Date | File or call sign | Action |
|---|
| 2023-07-14 | WRXZ640 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4790771 | 2026-08-02 01:23:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRXZ640 | ULS 4790771 | 2026-08-02 01:23:44 |
| Status | A | ULS 4790771 | 2026-08-02 01:23:44 |
| Service | IG | ULS 4790771 | 2026-08-02 01:23:44 |
| Grant Date | 2023-07-14 | ULS 4790771 | 2026-08-02 01:23:44 |
| Expiration Date | 2033-07-14 | ULS 4790771 | 2026-08-02 01:23:44 |