Universal Licensing System
KNAA907
WALKERVILLE PUBLIC SCHOOLS
License details
| ULS identifier | 1613193 |
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| Call sign | KNAA907 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-07-14 |
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| Expiration | 2025-10-05 |
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| Cancellation | 2025-12-13 |
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| Frequency range | 461.475 - 466.475 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | HART, OCEANA, MI |
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| Coordinates | 43.6697222, -86.3728611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:07 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.47500000 | | | 75.000000 | | |
| 2 | 1 | MO | 461.47500000 | | | 30.000000 | | |
| 2 | 1 | MO | 466.47500000 | | | 30.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.47500000 | | 11K2F3E |
| 2 | 1 | 461.47500000 | | 11K2F3E |
| 2 | 1 | 466.47500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | FRANKLIN ST, HART, OCEANA, MI | 43.66972222, -86.37286111 | 285.000 m | | | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 49.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | FRANKLIN ST, Walkerville, MI | OCEANA | 2318734850 |
License history
| Date | File or call sign | Action |
|---|
| 2025-12-13 | KNAA907 | LIEXP |
| 2025-09-25 | KNAA907 | ESURNW |
| 2025-09-05 | KNAA907 | ESURNW |
| 2025-08-06 | KNAA907 | ESURNW |
| 2025-07-14 | KNAA907 | LETRES |
| 2015-07-14 | KNAA907 | LIREN |
| 2015-07-09 | KNAA907 | LIMOD |
| 2015-07-08 | KNAA907 | ESUAPR |
| 2015-07-07 | KNAA907 | ESURNW |
| 2013-02-05 | KNAA907 | LIMOD |
| 2012-11-06 | KNAA907 | ESUAPR |
| 2012-10-27 | KNAA907 | LIMOD |
| 2012-10-26 | KNAA907 | ESUAPR |
| 2010-07-27 | KNAA907 | LIAUA |
| 2010-07-26 | KNAA907 | ESCAPR |
| 2005-10-13 | KNAA907 | LIREN |
| 2005-09-15 | KNAA907 | ESCAPR |
| 2005-07-11 | KNAA907 | LETRES |
| 2001-12-13 | KNAA907 | AUDOPR |
| 2000-11-22 | KNAA907 | LICCNV |
| 2000-08-09 | KNAA907 | AUTHPR |
| 2000-08-09 | KNAA907 | LIREN |
| 2000-07-03 | KNAA907 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1613193 | 2026-08-02 01:13:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNAA907 | ULS 1613193 | 2026-08-02 01:13:07 |
| Status | E | ULS 1613193 | 2026-08-02 01:13:07 |
| Service | IG | ULS 1613193 | 2026-08-02 01:13:07 |
| Grant Date | 2015-07-14 | ULS 1613193 | 2026-08-02 01:13:07 |
| Expiration Date | 2025-10-05 | ULS 1613193 | 2026-08-02 01:13:07 |
| Cancellation Date | 2025-12-13 | ULS 1613193 | 2026-08-02 01:13:07 |