Universal Licensing System
WROC752
EHRHARDT TOOL & MACHINE LLC
License details
| ULS identifier | 4504062 |
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| Call sign | WROC752 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-09-25 |
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| Expiration | 2031-09-25 |
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| Frequency range | 451.2 - 456.2 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | GRANITE CITY, MADISON, IL |
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| Coordinates | 38.7431667, -90.1326944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.20000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.20000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.20000000 | | 11K2F3E |
| 1 | 1 | 451.20000000 | | 7K60FXE |
| 1 | 1 | 456.20000000 | | 7K60FXE |
| 1 | 1 | 456.20000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | GRANITE CITY, MADISON, IL | 38.74316667, -90.13269444 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 25 CENTRAL INDUSTRIAL DR, GRANITE CITY, IL | MADISON | 6184525749 |
License history
| Date | File or call sign | Action |
|---|
| 2021-09-25 | WROC752 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4504062 | 2026-08-02 01:22:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WROC752 | ULS 4504062 | 2026-08-02 01:22:56 |
| Status | A | ULS 4504062 | 2026-08-02 01:22:56 |
| Service | IG | ULS 4504062 | 2026-08-02 01:22:56 |
| Grant Date | 2021-09-25 | ULS 4504062 | 2026-08-02 01:22:56 |
| Expiration Date | 2031-09-25 | ULS 4504062 | 2026-08-02 01:22:56 |