Universal Licensing System
WRZD412
Children's Hospital of Michigan
License details
| ULS identifier | 4831264 |
|---|
| Call sign | WRZD412 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2023-10-19 |
|---|
| Expiration | 2033-10-19 |
|---|
| Frequency range | 422.475 - 429.95 MHz (14 frequencies) |
|---|
| Locations | 6 |
|---|
| Representative location | Detroit, WAYNE, MI |
|---|
| Coordinates | 42.3509444, -83.0573889 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:59 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 422.47500000 | | | 50.000000 | 50.000000 | |
| 5 | 1 | FB2 | 422.70000000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB2 | 422.90000000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | FB2 | 422.90000000 | | | 50.000000 | 50.000000 | |
| 5 | 1 | FB2 | 422.90000000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB2 | 424.60000000 | | | 50.000000 | 50.000000 | |
| 1 | 1 | FB2 | 424.85000000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | FB2 | 424.85000000 | | | 50.000000 | 50.000000 | |
| 5 | 1 | FB2 | 424.85000000 | | | 50.000000 | 50.000000 | |
| 5 | 1 | FB2 | 424.90000000 | | | 50.000000 | 50.000000 | |
| 3 | 1 | FB2 | 424.95000000 | | | 50.000000 | 50.000000 | |
| 2 | 1 | MO | 427.47500000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 427.70000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 427.90000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 427.90000000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 427.90000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 429.60000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 429.85000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 429.85000000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 429.85000000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | MO | 429.90000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 429.95000000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 422.47500000 | | 7K60FXE |
| 5 | 1 | 422.70000000 | | 7K60FXE |
| 1 | 1 | 422.90000000 | | 7K60FXE |
| 3 | 1 | 422.90000000 | | 7K60FXE |
| 5 | 1 | 422.90000000 | | 7K60FXE |
| 1 | 1 | 424.60000000 | | 7K60FXE |
| 1 | 1 | 424.85000000 | | 7K60FXE |
| 3 | 1 | 424.85000000 | | 7K60FXE |
| 5 | 1 | 424.85000000 | | 7K60FXE |
| 5 | 1 | 424.90000000 | | 7K60FXE |
| 3 | 1 | 424.95000000 | | 7K60FXE |
| 2 | 1 | 427.47500000 | | 7K60FXE |
| 6 | 1 | 427.70000000 | | 7K60FXE |
| 2 | 1 | 427.90000000 | | 7K60FXE |
| 4 | 1 | 427.90000000 | | 7K60FXE |
| 6 | 1 | 427.90000000 | | 7K60FXE |
| 2 | 1 | 429.60000000 | | 7K60FXE |
| 2 | 1 | 429.85000000 | | 7K60FXE |
| 4 | 1 | 429.85000000 | | 7K60FXE |
| 6 | 1 | 429.85000000 | | 7K60FXE |
| 6 | 1 | 429.90000000 | | 7K60FXE |
| 4 | 1 | 429.95000000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3990 John R Street, Detroit, WAYNE, MI | 42.35094444, -83.05738889 | 190.000 m | B | 49.700 m structure / 54.800 m overall | |
| 2 | T | | | | | | |
| 3 | T | 6071 W Outer Drive, Detroit, WAYNE, MI | 42.41908333, -83.18227778 | 201.000 m | B | 21.200 m structure / 29.000 m overall | |
| 4 | T | | | | | | |
| 5 | T | 1 Carls Drive, Commerce Township, OAKLAND, MI | 42.59261111, -83.49922222 | 296.000 m | B | 33.100 m structure / 42.000 m overall | |
| 6 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 54.800 m | | | | 60.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 29.000 m | | | | 34.800 | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | 42.000 m | | | | 46.600 | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 3901 Beaubirn, Detroit, MI | WAYNE | 3137457715 |
License history
| Date | File or call sign | Action |
|---|
| 2024-07-23 | WRZD412 | LETCNS |
| 2024-07-10 | WRZD412 | LIMOD |
| 2023-10-19 | WRZD412 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4831264 | 2026-08-02 01:23:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRZD412 | ULS 4831264 | 2026-08-02 01:23:59 |
| Status | A | ULS 4831264 | 2026-08-02 01:23:59 |
| Service | IG | ULS 4831264 | 2026-08-02 01:23:59 |
| Grant Date | 2023-10-19 | ULS 4831264 | 2026-08-02 01:23:59 |
| Expiration Date | 2033-10-19 | ULS 4831264 | 2026-08-02 01:23:59 |