Universal Licensing System
WRTT957
Steinbrecher Companies, Inc.
License details
| ULS identifier | 4639464 |
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| Call sign | WRTT957 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-07-25 |
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| Expiration | 2032-07-25 |
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| Frequency range | 451.8 - 469.2625 MHz (6 frequencies) |
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| Locations | 2 |
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| Representative location | Zimmerman, SHERBURNE, MN |
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| Coordinates | 45.4195000, -93.6190000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:49 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MOI | 451.80000000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MOI | 451.81250000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MOI | 456.81250000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | MO | 464.01250000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | MO | 464.26250000 | | | 40.000000 | 40.000000 | |
| 1 | 1 | MO | 469.26250000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 451.80000000 | | 7K60FXE |
| 2 | 1 | 451.80000000 | | 7K60FXD |
| 2 | 1 | 451.81250000 | | 7K60FXE |
| 2 | 1 | 451.81250000 | | 7K60FXD |
| 2 | 1 | 456.81250000 | | 7K60FXE |
| 2 | 1 | 456.81250000 | | 7K60FXD |
| 1 | 1 | 464.01250000 | | 7K60FXE |
| 1 | 1 | 464.01250000 | | 7K60FXD |
| 1 | 1 | 464.26250000 | | 7K60FXE |
| 1 | 1 | 464.26250000 | | 7K60FXD |
| 1 | 1 | 469.26250000 | | 7K60FXD |
| 1 | 1 | 469.26250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 13792 247th Ave NW, Zimmerman, SHERBURNE, MN | 45.41950000, -93.61900000 | | | | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 13792 247th Ave NW, Zimmerman, MN | SHERBURNE | 7632740925 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-25 | WRTT957 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4639464 | 2026-08-02 01:23:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTT957 | ULS 4639464 | 2026-08-02 01:23:49 |
| Status | A | ULS 4639464 | 2026-08-02 01:23:49 |
| Service | IG | ULS 4639464 | 2026-08-02 01:23:49 |
| Grant Date | 2022-07-25 | ULS 4639464 | 2026-08-02 01:23:49 |
| Expiration Date | 2032-07-25 | ULS 4639464 | 2026-08-02 01:23:49 |