Universal Licensing System
WPLF942
CRANBROOK INSTITUTE
License details
| ULS identifier | 1785768 |
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| Call sign | WPLF942 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-03-26 |
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| Expiration | 2002-03-26 |
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| Cancellation | 2002-05-26 |
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| Frequency range | 424.475 - 429.95 MHz (6 frequencies) |
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| Locations | 2 |
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| Representative location | BLOOMFIELD HILLS, OAKLAND, MI |
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| Coordinates | 42.6197500, -83.2788333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:00 |
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Licensee
| Name | CRANBROOK INSTITUTE |
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| Applicant type | C |
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| FRN | 0006916720 |
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| Location | BLOOMFIELD HILLS, MI |
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| Address | BLOOMFIELD HILLS, MI, 48303 |
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| Phone | 2486453280 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 424.47500000 | | | 40.000000 | 65.000000 | |
| 2 | 1 | MO | 424.47500000 | | | 40.000000 | | |
| 1 | 1 | FB2 | 424.85000000 | | | 40.000000 | 65.000000 | |
| 2 | 1 | MO | 424.85000000 | | | 40.000000 | | |
| 1 | 1 | FB2 | 424.95000000 | | | 40.000000 | 65.000000 | |
| 2 | 1 | MO | 424.95000000 | | | 40.000000 | | |
| 2 | 1 | MO | 429.47500000 | | | 40.000000 | | |
| 2 | 1 | MO | 429.85000000 | | | 40.000000 | | |
| 2 | 1 | MO | 429.95000000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 424.47500000 | | 20K0F3E |
| 2 | 1 | 424.47500000 | | 20K0F3E |
| 1 | 1 | 424.85000000 | | 20K0F3E |
| 2 | 1 | 424.85000000 | | 20K0F3E |
| 1 | 1 | 424.95000000 | | 20K0F3E |
| 2 | 1 | 424.95000000 | | 20K0F3E |
| 2 | 1 | 429.47500000 | | 20K0F3E |
| 2 | 1 | 429.85000000 | | 20K0F3E |
| 2 | 1 | 429.95000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | -, BLOOMFIELD HILLS, OAKLAND, MI | 42.61975000, -83.27883333 | 289.000 m | B | 8.000 m structure / 9.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.000 m | | | | 29.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1221 N. WOODWARD AVE., BLOOMFIELD HILLS, MI | | 2486453280 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-26 | WPLF942 | LIEXP |
| 2001-12-31 | WPLF942 | LETRES |
| 2001-08-28 | WPLF942 | LETAUS |
| 2000-11-23 | WPLF942 | LICCNV |
| 1999-05-05 | WPLF942 | LIMOD |
| 1999-05-05 | WPLF942 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1785768 | 2026-08-02 01:15:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPLF942 | ULS 1785768 | 2026-08-02 01:15:00 |
| Status | E | ULS 1785768 | 2026-08-02 01:15:00 |
| Service | IG | ULS 1785768 | 2026-08-02 01:15:00 |
| Grant Date | 1997-03-26 | ULS 1785768 | 2026-08-02 01:15:00 |
| Expiration Date | 2002-03-26 | ULS 1785768 | 2026-08-02 01:15:00 |
| Cancellation Date | 2002-05-26 | ULS 1785768 | 2026-08-02 01:15:00 |