Universal Licensing System
WNSZ433
HENDERSON & ASSOCIATES INVESTIGATIONS INC
License details
| ULS identifier | 1675140 |
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| Call sign | WNSZ433 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2000-06-13 |
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| Expiration | 2005-08-07 |
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| Cancellation | 2006-01-07 |
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| Frequency range | 462 - 468.825 MHz (4 frequencies) |
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| Locations | 5 |
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| Representative location | SOUTHFIELD, OAKLAND, MI |
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| Coordinates | 42.4516944, -83.2096389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 02:53:07 |
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Licensee
| Name | HENDERSON & ASSOCIATES INVESTIGATIONS INC |
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| Applicant type | C |
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| FRN | 0002755502 |
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| Location | LIVONIA, MI |
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| Address | 15018 BEATRICE, LIVONIA, MI, 48154 |
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| Phone | 3132615933 |
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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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| 3 | 1 | FB4 | 462.00000000 | | | 110.000000 | 470.000000 | |
| 5 | 1 | MO | 462.00000000 | | | 110.000000 | | |
| 2 | 1 | FB4 | 463.82500000 | | | 110.000000 | 400.000000 | |
| 4 | 1 | MO | 463.82500000 | | | 110.000000 | | |
| 1 | 1 | FX1 | 467.00000000 | | | 35.000000 | 5.000000 | |
| 5 | 1 | MO | 467.00000000 | | | 110.000000 | | |
| 1 | 1 | FX1 | 468.82500000 | | | 15.000000 | 5.000000 | |
| 4 | 1 | MO | 468.82500000 | | | 110.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 462.00000000 | | 20K0F3E |
| 5 | 1 | 462.00000000 | | 20K0F3E |
| 2 | 1 | 463.82500000 | | 20K0F3E |
| 4 | 1 | 463.82500000 | | 20K0F3E |
| 1 | 1 | 467.00000000 | | 20K0F3E |
| 5 | 1 | 467.00000000 | | 20K0F3E |
| 1 | 1 | 468.82500000 | | 20K0F3E |
| 4 | 1 | 468.82500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MI | | | | | |
| 2 | T | 16400 J L HUDSON DR, SOUTHFIELD, OAKLAND, MI | 42.45169444, -83.20963889 | 204.000 m | | 66.000 m structure | N |
| 3 | T | 5330 SCIO CHURCH RD, ANN ARBOR, WASHTENAW, MI | 42.25530556, -83.83383333 | 314.000 m | | 55.000 m structure | N |
| 4 | T | | | | | | |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 93.000 m | | | | | |
| 1 | 3 | T | | 53.000 m | | | | | |
| 1 | 4 | T | | | | | | | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 15018 BEATRICE, LIVONIA, MI | | 3132615933 |
License history
| Date | File or call sign | Action |
|---|
| 2006-01-07 | WNSZ433 | LIEXP |
| 2005-05-16 | WNSZ433 | LETRES |
| 2001-09-24 | WNSZ433 | AUDOPR |
| 2000-11-23 | WNSZ433 | LICCNV |
| 2000-06-13 | WNSZ433 | LIREN |
| 2000-06-13 | WNSZ433 | AUTHPR |
| 2000-05-09 | WNSZ433 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1675140 | 2026-08-09 02:53:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNSZ433 | ULS 1675140 | 2026-08-09 02:53:07 |
| Status | E | ULS 1675140 | 2026-08-09 02:53:07 |
| Service | IG | ULS 1675140 | 2026-08-09 02:53:07 |
| Grant Date | 2000-06-13 | ULS 1675140 | 2026-08-09 02:53:07 |
| Expiration Date | 2005-08-07 | ULS 1675140 | 2026-08-09 02:53:07 |
| Cancellation Date | 2006-01-07 | ULS 1675140 | 2026-08-09 02:53:07 |