Universal Licensing System
WYY404
CHEBOYGAN AREA SCHOOLS
License details
| ULS identifier | 1834209 |
|---|
| Call sign | WYY404 |
|---|
| Radio service | IG |
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| Status | A |
|---|
| Grant date | 2025-03-06 |
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| Expiration | 2035-05-16 |
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| Frequency range | 451.375 - 469.475 MHz (6 frequencies) |
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| Locations | 4 |
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| Representative location | CHEBOYGAN, CHEBOYGAN, MI |
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| Coordinates | 45.6302778, -84.4936389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:18 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FB2 | 451.37500000 | | | 25.000000 | 50.000000 | |
| 3 | 1 | MO | 451.37500000 | | | 100.000000 | 100.000000 | |
| 3 | 1 | MO | 456.37500000 | | | 100.000000 | 100.000000 | |
| 1 | 1 | FB2 | 464.37500000 | | | 25.000000 | 50.000000 | |
| 5 | 1 | MO | 464.37500000 | | | 110.000000 | 110.000000 | |
| 1 | 2 | FB2 | 464.47500000 | | | 100.000000 | 150.000000 | |
| 5 | 1 | MO | 464.47500000 | | | 110.000000 | 110.000000 | |
| 5 | 1 | MO | 464.47500000 | | | 75.000000 | 120.000000 | |
| 5 | 1 | MO | 469.37500000 | | | 110.000000 | 110.000000 | |
| 5 | 1 | MO | 469.47500000 | | | 110.000000 | 110.000000 | |
| 5 | 1 | MO | 469.47500000 | | | 75.000000 | 120.000000 | |
| 7 | 1 | FX1 | 469.47500000 | | | 10.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 451.37500000 | | 11K2F3E |
| 3 | 1 | 451.37500000 | | 11K2F3E |
| 3 | 1 | 456.37500000 | | 11K2F3E |
| 1 | 1 | 464.37500000 | | 11K2F3E |
| 5 | 1 | 464.37500000 | | 11K2F3E |
| 1 | 2 | 464.47500000 | | 11K2F3E |
| 5 | 1 | 464.47500000 | | 11K2F3E |
| 5 | 1 | 464.47500000 | | 11K2F3E |
| 5 | 1 | 469.37500000 | | 11K2F3E |
| 5 | 1 | 469.47500000 | | 11K2F3E |
| 5 | 1 | 469.47500000 | | 11K2F3E |
| 7 | 1 | 469.47500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 801 1/2 LINCOLN AVE, CHEBOYGAN, CHEBOYGAN, MI | 45.63027778, -84.49363889 | 194.000 m | B | 24.000 m structure / 24.000 m overall | N |
| 3 | T | CHEBOYGAN, CHEBOYGAN, MI | 45.63027778, -84.49363889 | | | | N |
| 5 | T | | | | | | N |
| 7 | T | CHEBOYGAN, MI | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | | | | 19.000 | |
| 1 | 3 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 7 | T | | | | | | | |
| 2 | 1 | T | | 24.000 m | V | 3.0000 | 0.0000 | 19.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 801 1/2 LINCOLN AVE, CHEBOYGAN, MI | CHEBOYGAN | 6166274422 |
License history
| Date | File or call sign | Action |
|---|
| 2025-03-06 | WYY404 | LIREN |
| 2025-02-17 | WYY404 | LETRES |
| 2025-02-15 | WYY404 | ESURNW |
| 2023-07-18 | WYY404 | LIMOD |
| 2015-03-26 | WYY404 | LIREN |
| 2015-02-24 | WYY404 | LETRES |
| 2015-02-23 | WYY404 | PLRRPR |
| 2014-01-07 | WYY404 | LETCNS |
| 2013-04-04 | WYY404 | LIMOD |
| 2012-02-07 | WYY404 | LIMOD |
| 2005-05-03 | WYY404 | LIREN |
| 2005-05-03 | WYY404 | LTSAPR |
| 2005-03-21 | WYY404 | LETRES |
| 2002-04-29 | WYY404 | AUDOPR |
| 2001-08-01 | WYY404 | COR |
| 2000-11-23 | WYY404 | LICCNV |
| 2000-03-07 | WYY404 | LIREN |
| 2000-03-07 | WYY404 | AUTHPR |
| 2000-02-11 | WYY404 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1834209 | 2026-08-02 01:11:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WYY404 | ULS 1834209 | 2026-08-02 01:11:18 |
| Status | A | ULS 1834209 | 2026-08-02 01:11:18 |
| Service | IG | ULS 1834209 | 2026-08-02 01:11:18 |
| Grant Date | 2025-03-06 | ULS 1834209 | 2026-08-02 01:11:18 |
| Expiration Date | 2035-05-16 | ULS 1834209 | 2026-08-02 01:11:18 |