Universal Licensing System
WRJG425
Great Lakes Aggregates LLC
License details
| ULS identifier | 4325658 |
|---|
| Call sign | WRJG425 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2020-08-25 |
|---|
| Expiration | 2030-08-25 |
|---|
| Frequency range | 451.2375 - 469.55 MHz (11 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | South Rockwood, MONROE, MI |
|---|
| Coordinates | 42.0520000, -83.2590000 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:19:54 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.23750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 451.80000000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MOI | 451.81250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.23750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 456.80000000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MOI | 456.81250000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FB2 | 463.53750000 | | | 15.000000 | 25.000000 | |
| 4 | 1 | MO | 463.53750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 464.50000000 | | | 20.000000 | 20.000000 | |
| 4 | 1 | MO | 468.53750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MOI | 469.50000000 | | | 20.000000 | 20.000000 | |
| 2 | 1 | MOI | 469.55000000 | | | 20.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.23750000 | | 11K0F3E |
| 1 | 1 | 451.23750000 | | 7K60FXE |
| 2 | 1 | 451.80000000 | | 11K0F3E |
| 2 | 1 | 451.80000000 | | 7K60FXE |
| 2 | 1 | 451.81250000 | | 11K0F3E |
| 2 | 1 | 451.81250000 | | 7K60FXE |
| 1 | 1 | 456.23750000 | | 11K0F3E |
| 1 | 1 | 456.23750000 | | 7K60FXE |
| 2 | 1 | 456.80000000 | | 11K0F3E |
| 2 | 1 | 456.80000000 | | 7K60FXE |
| 2 | 1 | 456.81250000 | | 11K0F3E |
| 2 | 1 | 456.81250000 | | 7K60FXE |
| 3 | 1 | 463.53750000 | | 11K0F3E |
| 3 | 1 | 463.53750000 | | 7K60FXE |
| 4 | 1 | 463.53750000 | | 7K60FXE |
| 4 | 1 | 463.53750000 | | 11K0F3E |
| 2 | 1 | 464.50000000 | | 7K60FXE |
| 2 | 1 | 464.50000000 | | 11K0F3E |
| 4 | 1 | 468.53750000 | | 11K0F3E |
| 4 | 1 | 468.53750000 | | 7K60FXE |
| 2 | 1 | 469.50000000 | | 11K0F3E |
| 2 | 1 | 469.50000000 | | 7K60FXE |
| 2 | 1 | 469.55000000 | | 7K60FXE |
| 2 | 1 | 469.55000000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | South Rockwood, MONROE, MI | 42.05569444, -83.27530556 | | | | |
| 2 | T | MI | | | | | |
| 3 | T | 5699 Ready Road, South Rockwood, MONROE, MI | 42.05200000, -83.25900000 | 178.000 m | BPOLE | 9.000 m structure / 9.000 m overall | N |
| 4 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 9.000 m | | | | 8.000 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5699 Ready Road, South Rockwood, MI | MONROE | 7347837400 |
License history
| Date | File or call sign | Action |
|---|
| 2024-09-24 | WRJG425 | LIMOD |
| 2021-08-23 | WRJG425 | LIMOD |
| 2020-08-25 | WRJG425 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4325658 | 2026-08-02 01:19:54 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRJG425 | ULS 4325658 | 2026-08-02 01:19:54 |
| Status | A | ULS 4325658 | 2026-08-02 01:19:54 |
| Service | IG | ULS 4325658 | 2026-08-02 01:19:54 |
| Grant Date | 2020-08-25 | ULS 4325658 | 2026-08-02 01:19:54 |
| Expiration Date | 2030-08-25 | ULS 4325658 | 2026-08-02 01:19:54 |