Universal Licensing System
WREN661
Mercy High School
License details
| ULS identifier | 4219839 |
|---|
| Call sign | WREN661 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-11-13 |
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| Expiration | 2029-11-13 |
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| Frequency range | 451.3875 - 456.7125 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Baltimore, BALTIMORE CITY, MD |
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| Coordinates | 39.3672778, -76.5896389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:11 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.38750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 451.71250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 452.76250000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 456.38750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 456.71250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.38750000 | | 7K60FXE |
| 1 | 1 | 451.38750000 | | 11K2F3E |
| 1 | 1 | 451.38750000 | | 7K60FXD |
| 1 | 1 | 451.71250000 | | 7K60FXD |
| 1 | 1 | 451.71250000 | | 11K2F3E |
| 1 | 1 | 451.71250000 | | 7K60FXE |
| 1 | 1 | 452.76250000 | | 11K2F3E |
| 1 | 1 | 452.76250000 | | 7K60FXD |
| 1 | 1 | 452.76250000 | | 7K60FXE |
| 1 | 1 | 456.38750000 | | 11K2F3E |
| 1 | 1 | 456.38750000 | | 7K60FXE |
| 1 | 1 | 456.38750000 | | 7K60FXD |
| 1 | 1 | 456.71250000 | | 7K60FXD |
| 1 | 1 | 456.71250000 | | 11K2F3E |
| 1 | 1 | 456.71250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Baltimore, BALTIMORE CITY, MD | 39.36727778, -76.58963889 | | | | |
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 |
|---|
| 1 | 1300 E. Northern Parkway, Baltimore, MD | | 4104338880 |
License history
| Date | File or call sign | Action |
|---|
| 2020-08-18 | WREN661 | LETCNS |
| 2019-11-13 | WREN661 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4219839 | 2026-08-02 01:23:11 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WREN661 | ULS 4219839 | 2026-08-02 01:23:11 |
| Status | A | ULS 4219839 | 2026-08-02 01:23:11 |
| Service | IG | ULS 4219839 | 2026-08-02 01:23:11 |
| Grant Date | 2019-11-13 | ULS 4219839 | 2026-08-02 01:23:11 |
| Expiration Date | 2029-11-13 | ULS 4219839 | 2026-08-02 01:23:11 |