Universal Licensing System
WPMQ457
CERTIFIED SECURITY
License details
| ULS identifier | 1798713 |
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| Call sign | WPMQ457 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-11-04 |
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| Expiration | 2003-11-04 |
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| Cancellation | 2004-01-04 |
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| Frequency range | 460.9625 - 465.9625 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | COOK, IL |
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| Coordinates | 41.9294722, -87.8361667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:47 |
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Licensee
| Name | CERTIFIED SECURITY |
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| Applicant type | C |
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| Location | RIVER GROVE, IL |
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| Address | 2720 N THATCHER, RIVER GROVE, IL, 60171 |
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| Phone | 7084569700 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 460.96250000 | | | 2.000000 | 16.000000 | |
| 1 | 1 | MO | 465.96250000 | | | 2.000000 | 8.000000 | |
| 1 | 1 | MO | 465.96250000 | | | 2.000000 | 16.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 460.96250000 | | 11K0F2D |
| 1 | 1 | 465.96250000 | | 8K00F1D |
| 1 | 1 | 465.96250000 | | 8K00F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | COOK, IL | 41.92947222, -87.83616667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2720 N THATCHER, RIVER GROVE, IL | | 7084569700 |
License history
| Date | File or call sign | Action |
|---|
| 2004-01-04 | WPMQ457 | LIEXP |
| 2003-08-11 | WPMQ457 | LETRES |
| 2002-04-26 | WPMQ457 | LETAUS |
| 2001-04-20 | WPMQ457 | COR |
| 2000-11-23 | WPMQ457 | LICCNV |
| 1998-11-04 | WPMQ457 | LIISS |
| 1998-11-04 | WPMQ457 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1798713 | 2026-08-02 01:26:47 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPMQ457 | ULS 1798713 | 2026-08-02 01:26:47 |
| Status | E | ULS 1798713 | 2026-08-02 01:26:47 |
| Service | IG | ULS 1798713 | 2026-08-02 01:26:47 |
| Grant Date | 1998-11-04 | ULS 1798713 | 2026-08-02 01:26:47 |
| Expiration Date | 2003-11-04 | ULS 1798713 | 2026-08-02 01:26:47 |
| Cancellation Date | 2004-01-04 | ULS 1798713 | 2026-08-02 01:26:47 |