Universal Licensing System
WRWM901
National Protective Systems, Inc.
License details
| ULS identifier | 4735861 |
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| Call sign | WRWM901 |
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| Radio service | YG |
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| Status | A |
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| Grant date | 2023-03-09 |
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| Expiration | 2033-03-09 |
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| Frequency range | 456.5 - 469.575 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | Shelton, FAIRFIELD, CT |
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| Coordinates | 41.3138889, -73.0921944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:20 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.50000000 | | | 10.000000 | 10.000000 | |
| 2 | 1 | FB2 | 451.50000000 | | | 10.000000 | 10.000000 | |
| 3 | 1 | MO | 456.50000000 | | | 10.000000 | 10.000000 | |
| 4 | 1 | MO | 456.50000000 | | | 10.000000 | 10.000000 | |
| 1 | 1 | FB2 | 464.57500000 | | | 10.000000 | 10.000000 | |
| 2 | 1 | FB2 | 464.57500000 | | | 10.000000 | 10.000000 | |
| 3 | 1 | MO | 469.57500000 | | | 10.000000 | 10.000000 | |
| 4 | 1 | MO | 469.57500000 | | | 10.000000 | 10.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.50000000 | | 11K0F1D |
| 2 | 1 | 451.50000000 | | 11K0F1D |
| 3 | 1 | 456.50000000 | | 11K0F1D |
| 4 | 1 | 456.50000000 | | 11K0F1D |
| 1 | 1 | 464.57500000 | | 11K0F1D |
| 2 | 1 | 464.57500000 | | 11K0F1D |
| 3 | 1 | 469.57500000 | | 11K0F1D |
| 4 | 1 | 469.57500000 | | 11K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 54 Hill Street, Shelton, FAIRFIELD, CT | 41.31388889, -73.09219444 | 30.000 m | BANT | 18.300 m structure / 24.400 m overall | |
| 2 | T | 85 Wheeler Street, Shelton, FAIRFIELD, CT | 41.32000000, -73.11427778 | 91.000 m | BANT | 13.700 m structure / 19.800 m overall | |
| 3 | T | | | | | | |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.400 m | | | | -25.700 | |
| 1 | 2 | T | | 19.800 m | | | | 11.900 | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1 Meridian Rd, Eatontown, NJ | MONMOUTH | 9789984756 |
License history
| Date | File or call sign | Action |
|---|
| 2023-12-12 | WRWM901 | LETCNS |
| 2023-03-09 | WRWM901 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4735861 | 2026-08-02 01:19:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRWM901 | ULS 4735861 | 2026-08-02 01:19:20 |
| Status | A | ULS 4735861 | 2026-08-02 01:19:20 |
| Service | YG | ULS 4735861 | 2026-08-02 01:19:20 |
| Grant Date | 2023-03-09 | ULS 4735861 | 2026-08-02 01:19:20 |
| Expiration Date | 2033-03-09 | ULS 4735861 | 2026-08-02 01:19:20 |