Universal Licensing System
WSBM793
Trumbull High School
License details
| ULS identifier | 4905231 |
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| Call sign | WSBM793 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2024-03-01 |
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| Expiration | 2034-03-01 |
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| Frequency range | 451.7375 - 456.825 MHz (5 frequencies) |
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| Locations | 5 |
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| Representative location | Trumble, FAIRFIELD, CT |
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| Coordinates | 41.2637222, -73.1927500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:19:51 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FB2 | 451.73750000 | | | 10.000000 | 10.000000 | |
| 1 | 1 | FB2 | 451.82500000 | | | 45.000000 | 45.000000 | |
| 2 | 1 | MO | 451.82500000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | FB2 | 452.13750000 | | | 10.000000 | 10.000000 | |
| 5 | 1 | FB2 | 452.76250000 | | | 10.000000 | 10.000000 | |
| 2 | 1 | MO | 456.82500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.73750000 | | 11K0F3E |
| 3 | 1 | 451.73750000 | | 4K00F1E |
| 1 | 1 | 451.82500000 | | 4K00F1E |
| 1 | 1 | 451.82500000 | | 11K0F3E |
| 2 | 1 | 451.82500000 | | 4K00F1E |
| 2 | 1 | 451.82500000 | | 11K0F3E |
| 4 | 1 | 452.13750000 | | 11K0F3E |
| 4 | 1 | 452.13750000 | | 4K00F1E |
| 5 | 1 | 452.76250000 | | 11K0F3E |
| 5 | 1 | 452.76250000 | | 4K00F1E |
| 2 | 1 | 456.82500000 | | 11K0F3E |
| 2 | 1 | 456.82500000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 72 Strobel Road, Trumble, FAIRFIELD, CT | 41.26372222, -73.19275000 | 123.000 m | BPIPE | 9.800 m structure / 11.300 m overall | |
| 2 | T | | | | | | |
| 3 | T | 401 STONEHOUSE RD, Trumble, FAIRFIELD, CT | 41.27463889, -73.24344444 | 145.000 m | B | 6.000 m structure / 6.000 m overall | |
| 4 | T | 30 FRENCHTOWN RD, Trumble, FAIRFIELD, CT | 41.23183333, -73.20000000 | 60.000 m | B | 6.000 m structure / 6.000 m overall | |
| 5 | T | 6254 MAIN STRET, Trumble, FAIRFIELD, CT | 41.26933333, -73.22452778 | 131.000 m | B | 6.000 m structure / 6.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 11.300 m | | | | 55.900 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 6.000 m | | | | 46.300 | |
| 1 | 4 | T | | 6.000 m | | | | -1.800 | |
| 1 | 5 | T | | 6.000 m | | | | 41.400 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 72 Strobel Road, Trumble, CT | FAIRFIELD | 2034524555 |
License history
| Date | File or call sign | Action |
|---|
| 2024-03-01 | WSBM793 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4905231 | 2026-08-02 01:19:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WSBM793 | ULS 4905231 | 2026-08-02 01:19:51 |
| Status | A | ULS 4905231 | 2026-08-02 01:19:51 |
| Service | IG | ULS 4905231 | 2026-08-02 01:19:51 |
| Grant Date | 2024-03-01 | ULS 4905231 | 2026-08-02 01:19:51 |
| Expiration Date | 2034-03-01 | ULS 4905231 | 2026-08-02 01:19:51 |