Universal Licensing System
WRTT337
MASA MILLING INC
License details
| ULS identifier | 4638424 |
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| Call sign | WRTT337 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-07-21 |
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| Expiration | 2032-07-21 |
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| Frequency range | 451.225 - 461.3 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | GREENVILLE, BOND, IL |
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| Coordinates | 38.8887500, -89.3773889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.22500000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 451.22500000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 456.22500000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB | 461.30000000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 461.30000000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.22500000 | | 7K60FXE |
| 2 | 1 | 451.22500000 | | 7K60FXE |
| 2 | 1 | 456.22500000 | | 7K60FXE |
| 1 | 1 | 461.30000000 | | 7K60FXE |
| 2 | 1 | 461.30000000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1703 WOLF INDUSTRIAL PARK, GREENVILLE, BOND, IL | 38.88875000, -89.37738889 | 164.000 m | B | 10.600 m structure / 10.600 m overall | |
| 2 | T | BOND, IL | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.600 m | | | | 11.800 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1703 WOLF INDUSTRIAL PARK, GREENVILLE, IL | BOND | 6186154222 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-21 | WRTT337 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4638424 | 2026-08-02 01:23:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTT337 | ULS 4638424 | 2026-08-02 01:23:52 |
| Status | A | ULS 4638424 | 2026-08-02 01:23:52 |
| Service | IG | ULS 4638424 | 2026-08-02 01:23:52 |
| Grant Date | 2022-07-21 | ULS 4638424 | 2026-08-02 01:23:52 |
| Expiration Date | 2032-07-21 | ULS 4638424 | 2026-08-02 01:23:52 |