Universal Licensing System
KNKJ739
AMERITECH MOBILE SERVICES INC
License details
| ULS identifier | 2744 |
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| Call sign | KNKJ739 |
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| Radio service | CD |
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| Status | E |
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| Expiration | 1999-04-01 |
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| Cancellation | 1999-06-05 |
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| Frequency range | 152.18 - 158.1 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | KILLINGWORTH, MIDDLESEX, CT |
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| Coordinates | 41.3564722, -72.5192500 |
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| Source archive | l_paging.zip |
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| Dataset refreshed | 2026-08-02 02:52:26 |
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Licensee
| Name | AMERITECH MOBILE SERVICES INC |
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| FRN | 0002844280 |
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| Location | HOFFMAN ESTATES, IL |
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| Address | 2000 WEST AMERITECH CENTER DRIVE, HOFFMAN ESTATES, IL, 60195 |
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| Phone | 0000000000 |
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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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| 2 | 1 | FBBS | 152.18000000 | | | | 500.000000 | |
| 1 | 1 | FBBS | 158.10000000 | | | | 141.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 152.18000000 | | 16K0F1D |
| 2 | 1 | 152.18000000 | | 16K0F3E |
| 2 | 1 | 152.18000000 | | 15K0F2D |
| 1 | 1 | 158.10000000 | | 15K0F2D |
| 1 | 1 | 158.10000000 | | 16K0F1D |
| 1 | 1 | 158.10000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 14 CONNECTICUT ROUTE 30, KILLINGWORTH, MIDDLESEX, CT | 41.35647222, -72.51925000 | 51.800 m | | | N |
| 2 | T | 2 MI NNW OF HERRINCITY CENTER, HERRIN, WILLIAMSON, IL | 37.82836111, -89.04033333 | 134.700 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | DECI DB-222 | | V | 3.0000 | 360.0000 | | |
| 1 | 2 | T | | 134.700 m | V | | 205.0000 | | |
Control points
| Number | Address | County | Phone |
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| 1 | 100 LUDWIG DRIVE, FAIRVIEW HEIGHTS, IL | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-10-27 | KNKJ739 | INTDUP |
| 1999-10-22 | KNKJ739 | INTDUP |
| 1999-08-03 | KNKJ739 | COR |
| 1999-08-02 | KNKJ739 | COR |
| 1999-06-05 | KNKJ739 | LIEXP |
| 1998-11-23 | KNKJ739 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 2744 | 2026-08-02 02:52:17 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNKJ739 | ULS 2744 | 2026-08-02 02:52:26 |
| Status | E | ULS 2744 | 2026-08-02 02:52:26 |
| Service | CD | ULS 2744 | 2026-08-02 02:52:26 |
| Expiration Date | 1999-04-01 | ULS 2744 | 2026-08-02 02:52:26 |
| Cancellation Date | 1999-06-05 | ULS 2744 | 2026-08-02 02:52:26 |