Universal Licensing System
WSI813
WALKER MANUFACTURING COMPANY
License details
| ULS identifier | 1762933 |
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| Call sign | WSI813 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-05-03 |
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| Expiration | 2012-07-24 |
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| Cancellation | 2012-09-29 |
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| Frequency range | 464.525 - 464.825 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | GRASS LAKE, JACKSON, MI |
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| Coordinates | 42.2894722, -84.2271667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:46 |
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Licensee
| Name | WALKER MANUFACTURING COMPANY |
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| Applicant type | C |
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| FRN | 0006712640 |
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| Location | GRASS LAKE, MI |
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| Address | 3901 WILLIS RD, GRASS LAKE, MI, 49203 |
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| Phone | 5175225609 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB | 464.52500000 | | | 30.000000 | 120.000000 | |
| 2 | 1 | MO | 464.52500000 | | | 5.000000 | | |
| 1 | 1 | FB | 464.82500000 | | | 30.000000 | 120.000000 | |
| 2 | 1 | MO | 464.82500000 | | | 15.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.52500000 | | 20K0F3E |
| 2 | 1 | 464.52500000 | | 20K0F3E |
| 1 | 1 | 464.82500000 | | 20K0F3E |
| 2 | 1 | 464.82500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3901 WILLIS RD, GRASS LAKE, JACKSON, MI | 42.28947222, -84.22716667 | 309.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 21.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 3901 WILLIS RD, GRASS LAKE, MI | | 5175225609 |
License history
| Date | File or call sign | Action |
|---|
| 2012-09-29 | WSI813 | LIEXP |
| 2012-04-30 | WSI813 | LETRES |
| 2004-03-04 | WSI813 | AUDOPR |
| 2002-05-03 | WSI813 | LIREN |
| 2000-11-23 | WSI813 | LICCNV |
| 1997-08-04 | WSI813 | AUTHPR |
| 1997-08-04 | WSI813 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1762933 | 2026-08-02 01:24:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WSI813 | ULS 1762933 | 2026-08-02 01:24:46 |
| Status | E | ULS 1762933 | 2026-08-02 01:24:46 |
| Service | IG | ULS 1762933 | 2026-08-02 01:24:46 |
| Grant Date | 2002-05-03 | ULS 1762933 | 2026-08-02 01:24:46 |
| Expiration Date | 2012-07-24 | ULS 1762933 | 2026-08-02 01:24:46 |
| Cancellation Date | 2012-09-29 | ULS 1762933 | 2026-08-02 01:24:46 |