Universal Licensing System
WRNU771
BALTIMORE COUNTY PUBLIC SCHOOLS
License details
| ULS identifier | 4491405 |
|---|---|
| Call sign | WRNU771 |
| Radio service | IG |
| Status | A |
| Grant date | 2021-08-25 |
| Expiration | 2031-08-25 |
| Frequency range | 451.45 - 469.3375 MHz (12 frequencies) |
| Locations | 12 |
| Representative location | Randallstown, BALTIMORE, MD |
| Coordinates | 39.3873611, -76.8184444 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:19:42 |
Licensee
| Name | BALTIMORE COUNTY PUBLIC SCHOOLS |
|---|---|
| Applicant type | G |
| FRN | 0020227526 |
| Location | ESSEX, MD |
| Address | 600 STEMMERS RUN ROAD, ESSEX, MD, 21222 |
| Phone | 4438099888 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 3 | 1 | FB2 | 451.45000000 | 25.000000 | 25.000000 | |||
| 4 | 1 | MO | 451.45000000 | 4.000000 | 4.000000 | |||
| 4 | 1 | MO | 456.45000000 | 4.000000 | 4.000000 | |||
| 11 | 1 | FB2 | 461.40000000 | 25.000000 | 25.000000 | |||
| 12 | 1 | MO | 461.40000000 | 4.000000 | 4.000000 | |||
| 7 | 1 | FB2 | 461.75000000 | 25.000000 | 25.000000 | |||
| 8 | 1 | MO | 461.75000000 | 4.000000 | 4.000000 | |||
| 1 | 1 | FB2 | 462.01250000 | 25.000000 | 25.000000 | |||
| 2 | 1 | MO | 462.01250000 | 4.000000 | 4.000000 | |||
| 5 | 1 | FB2 | 464.20000000 | 25.000000 | 25.000000 | |||
| 6 | 1 | MO | 464.20000000 | 4.000000 | 4.000000 | |||
| 9 | 1 | FB2 | 464.33750000 | 25.000000 | 25.000000 | |||
| 10 | 1 | MO | 464.33750000 | 4.000000 | 4.000000 | |||
| 12 | 1 | MO | 466.40000000 | 4.000000 | 4.000000 | |||
| 8 | 1 | MO | 466.75000000 | 4.000000 | 4.000000 | |||
| 2 | 1 | MO | 467.01250000 | 4.000000 | 4.000000 | |||
| 6 | 1 | MO | 469.20000000 | 4.000000 | 4.000000 | |||
| 10 | 1 | MO | 469.33750000 | 4.000000 | 4.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 3 | 1 | 451.45000000 | 7K60FXE | |
| 3 | 1 | 451.45000000 | 11K2F3E | |
| 4 | 1 | 451.45000000 | 7K60FXE | |
| 4 | 1 | 451.45000000 | 11K2F3E | |
| 4 | 1 | 456.45000000 | 11K2F3E | |
| 4 | 1 | 456.45000000 | 7K60FXE | |
| 11 | 1 | 461.40000000 | 7K60FXE | |
| 11 | 1 | 461.40000000 | 11K2F3E | |
| 12 | 1 | 461.40000000 | 11K2F3E | |
| 12 | 1 | 461.40000000 | 7K60FXE | |
| 7 | 1 | 461.75000000 | 7K60FXE | |
| 7 | 1 | 461.75000000 | 11K2F3E | |
| 8 | 1 | 461.75000000 | 7K60FXE | |
| 8 | 1 | 461.75000000 | 11K2F3E | |
| 1 | 1 | 462.01250000 | 7K60FXE | |
| 1 | 1 | 462.01250000 | 11K2F3E | |
| 2 | 1 | 462.01250000 | 7K60FXE | |
| 2 | 1 | 462.01250000 | 11K2F3E | |
| 5 | 1 | 464.20000000 | 7K60FXE | |
| 5 | 1 | 464.20000000 | 11K2F3E | |
| 6 | 1 | 464.20000000 | 7K60FXE | |
| 6 | 1 | 464.20000000 | 11K2F3E | |
| 9 | 1 | 464.33750000 | 11K2F3E | |
| 9 | 1 | 464.33750000 | 7K60FXE | |
| 10 | 1 | 464.33750000 | 11K2F3E | |
| 10 | 1 | 464.33750000 | 7K60FXE | |
| 12 | 1 | 466.40000000 | 7K60FXE | |
| 12 | 1 | 466.40000000 | 11K2F3E | |
| 8 | 1 | 466.75000000 | 7K60FXE | |
| 8 | 1 | 466.75000000 | 11K2F3E | |
| 2 | 1 | 467.01250000 | 7K60FXE | |
| 2 | 1 | 467.01250000 | 11K2F3E | |
| 6 | 1 | 469.20000000 | 11K2F3E | |
| 6 | 1 | 469.20000000 | 7K60FXE | |
| 10 | 1 | 469.33750000 | 7K60FXE | |
| 10 | 1 | 469.33750000 | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 9830 Winands Road, Randallstown, BALTIMORE, MD | 39.38736111, -76.81844444 | 178.000 m | BANT | 6.700 m structure / 9.800 m overall | |
| 2 | T | ||||||
| 3 | T | 2301 Edmondson Avenue, Catonsville, BALTIMORE, MD | 39.27677778, -76.40522222 | 6.000 m | BANT | 6.700 m structure / 7.600 m overall | |
| 4 | T | ||||||
| 5 | T | 2400 Landsdowne Road, Halethorpe, BALTIMORE, MD | 39.24952778, -76.65347222 | 38.000 m | BANT | 6.100 m structure / 7.600 m overall | |
| 6 | T | ||||||
| 7 | T | 8300 Windor Mill Road, Millford Mill, BALTIMORE, MD | 39.35336111, -76.78386111 | 143.000 m | BANT | 6.100 m structure / 7.600 m overall | |
| 8 | T | ||||||
| 9 | T | 4931 New Town Blvd., Owings Mill, BALTIMORE, MD | 39.40438889, -76.81305556 | 183.000 m | BANT | 9.100 m structure / 10.700 m overall | |
| 10 | T | ||||||
| 11 | T | 1208 Cockeys Mill Road, Reisterstown, BALTIMORE, MD | 39.46650000, -76.85377778 | 201.000 m | BANT | 7.600 m structure / 9.100 m overall | |
| 12 | T |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 9.800 m | 36.300 | |||||
| 1 | 2 | T | |||||||
| 1 | 3 | T | 7.600 m | 6.500 | |||||
| 1 | 4 | T | |||||||
| 1 | 5 | T | 7.600 m | -3.200 | |||||
| 1 | 6 | T | |||||||
| 1 | 7 | T | 7.600 m | 22.800 | |||||
| 1 | 8 | T | |||||||
| 1 | 9 | T | 10.700 m | 40.700 | |||||
| 1 | 10 | T | |||||||
| 1 | 11 | T | 9.100 m | 28.400 | |||||
| 1 | 12 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 9830 Winands Road, Randallstown, MD | BALTIMORE | 4438099888 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2022-10-24 | WRNU771 | FRATRE |
| 2022-09-28 | WRNU771 | PNLISR |
| 2022-09-28 | WRNU771 | LETTRS |
| 2021-08-25 | WRNU771 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 4491405 | 2026-08-02 01:19:42 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRNU771 | ULS 4491405 | 2026-08-02 01:19:42 |
| Status | A | ULS 4491405 | 2026-08-02 01:19:42 |
| Service | IG | ULS 4491405 | 2026-08-02 01:19:42 |
| Grant Date | 2021-08-25 | ULS 4491405 | 2026-08-02 01:19:42 |
| Expiration Date | 2031-08-25 | ULS 4491405 | 2026-08-02 01:19:42 |