Universal Licensing System
KNKB574
AMERITECH MOBILE SERVICES, INC.
License details
| ULS identifier | 1390 |
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| Call sign | KNKB574 |
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| Radio service | CD |
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| Status | C |
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| Grant date | 1999-06-01 |
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| Expiration | 2009-04-01 |
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| Cancellation | 2005-02-09 |
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| Frequency range | 152.84 MHz |
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| Locations | 3 |
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| Representative location | ANN ARBOR, WASHTENAW, MI |
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| Coordinates | 42.2750278, -83.7360556 |
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| Source archive | l_paging.zip |
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| Dataset refreshed | 2026-08-02 02:52:25 |
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Licensee
| Name | AMERITECH MOBILE SERVICES, INC. |
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| Applicant type | C |
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| FRN | 0002844280 |
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| Location | Hoffman Estates, IL |
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| Address | 2000 West Ameritech Center Drive Location 2G90, Hoffman Estates, IL, 60196 |
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| Phone | 8472484329 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FBBS | 152.84000000 | | | 162.900000 | 500.000000 | |
| 2 | 1 | FBBS | 152.84000000 | | | 110.900000 | 500.000000 | |
| 3 | 1 | FBBS | 152.84000000 | | | | 228.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 152.84000000 | | 16K0F1D |
| 1 | 1 | 152.84000000 | | 16K0F3E |
| 1 | 1 | 152.84000000 | | 15K0F2D |
| 2 | 1 | 152.84000000 | | 16K0F1D |
| 2 | 1 | 152.84000000 | | 15K0F2D |
| 2 | 1 | 152.84000000 | | 16K0F3E |
| 3 | 1 | 152.84000000 | | 16K0F1D |
| 3 | 1 | 152.84000000 | | 15K0F2D |
| 3 | 1 | 152.84000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 536 S FOREST AVE, ANN ARBOR, WASHTENAW, MI | 42.27502778, -83.73605556 | 268.300 m | TOWER | 62.500 m structure / 62.500 m overall | N |
| 2 | T | INTERSECTION 32ND AND BANCROFT STREETS, PORT HURON, ST. CLAIR, MI | 42.96280556, -82.46241667 | 186.600 m | TOWER | 51.800 m structure / 51.800 m overall | N |
| 3 | T | 2736 SOUTH WAGNER ROAD, ANN ARBOR, WASHTENAW, MI | 42.24586111, -83.80188889 | 0.000 m | TOWER | 51.800 m structure / 51.800 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | DECIBEL DB-224 | 62.500 m | V | 6.0000 | 360.0000 | | |
| 1 | 2 | T | DECIBEL DB-224 | 51.800 m | V | 8.0000 | 140.0000 | | |
| 1 | 3 | T | MOTO TDD6073 | 51.800 m | V | | 450.0000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 334 S. WATER STREET, SAGINAW, MI | | |
License history
| Date | File or call sign | Action |
|---|
| 2005-02-16 | KNKB574 | PNACT |
| 2005-02-10 | KNKB574 | LETCAS |
| 2005-02-09 | KNKB574 | AUDCAN |
| 2004-12-07 | KNKB574 | LETAFU |
| 2004-09-28 | KNKB574 | LETAUS |
| 2004-09-23 | KNKB574 | LTSAPR |
| 2004-09-23 | KNKB574 | LIAUA |
| 2004-04-09 | KNKB574 | LIAUA |
| 2001-03-15 | KNKB574 | LITRAN |
| 1999-11-13 | KNKB574 | LIAUA |
| 1999-10-21 | KNKB574 | AUTHPR |
| 1999-10-21 | KNKB574 | INTDUP |
| 1999-10-08 | KNKB574 | LITRAN |
| 1999-08-26 | KNKB574 | COR |
| 1999-06-03 | KNKB574 | AUTHPR |
| 1999-06-01 | KNKB574 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1390 | 2026-08-02 02:52:17 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNKB574 | ULS 1390 | 2026-08-02 02:52:25 |
| Status | C | ULS 1390 | 2026-08-02 02:52:25 |
| Service | CD | ULS 1390 | 2026-08-02 02:52:25 |
| Grant Date | 1999-06-01 | ULS 1390 | 2026-08-02 02:52:25 |
| Expiration Date | 2009-04-01 | ULS 1390 | 2026-08-02 02:52:25 |
| Cancellation Date | 2005-02-09 | ULS 1390 | 2026-08-02 02:52:25 |