Universal Licensing System
WLL409
DETROIT EDUCATIONAL TELEVISION FOUNDATION
License details
| ULS identifier | 993789 |
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| Call sign | WLL409 |
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| Radio service | TI |
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| Status | C |
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| Grant date | 1987-08-06 |
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| Expiration | 2013-10-01 |
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| Cancellation | 2013-07-08 |
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| Frequency range | 7100 - 7125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | AVON TWP, OAKLAND, MI |
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| Coordinates | 42.6855833, -83.1229722 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:26 |
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Licensee
| Name | DETROIT EDUCATIONAL TELEVISION FOUNDATION |
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| FRN | 0002770360 |
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| Location | WIXOM, MI |
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| Address | RILEY BROADCASTCAST CENTER 1 CLOVER COURT, WIXOM, MI, 483932247 |
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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 | FXO | 7100.00000000 | 7125.00000000 | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 7100.00000000 | | 25M0F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 755 PARKDALE RD, AVON TWP, OAKLAND, MI | 42.68558333, -83.12297222 | 239.300 m | | 43.900 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | | 174.0000 | | |
| 2 | 1 | R | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2013-07-09 | WLL409 | LICAN |
| 2009-07-29 | WLL409 | PNACT |
| 2009-07-22 | WLL409 | AUTHPR |
| 2009-07-21 | WLL409 | LIMOD |
| 2005-10-12 | WLL409 | PNACT |
| 2005-10-08 | WLL409 | AUTHPR |
| 2005-10-07 | WLL409 | LIREN |
| 2005-06-08 | WLL409 | PNACT |
| 2005-06-04 | WLL409 | AUTHPR |
| 2005-06-03 | WLL409 | LIMOD |
| 2003-01-29 | WLL409 | PNACT |
| 2003-01-22 | WLL409 | AUTHPR |
| 2003-01-21 | WLL409 | LIMOD |
| 1999-08-14 | WLL409 | LICCNV |
| 1998-09-25 | WLL409 | COR |
| 1997-06-13 | WLL409 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 993789 | 2026-08-02 02:45:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLL409 | ULS 993789 | 2026-08-02 02:45:26 |
| Status | C | ULS 993789 | 2026-08-02 02:45:26 |
| Service | TI | ULS 993789 | 2026-08-02 02:45:26 |
| Grant Date | 1987-08-06 | ULS 993789 | 2026-08-02 02:45:26 |
| Expiration Date | 2013-10-01 | ULS 993789 | 2026-08-02 02:45:26 |
| Cancellation Date | 2013-07-08 | ULS 993789 | 2026-08-02 02:45:26 |