Universal Licensing System
WPWB772
KEYSTONE TUBE COMPANY
License details
| ULS identifier | 2451808 |
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| Call sign | WPWB772 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2002-10-07 |
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| Expiration | 2012-10-07 |
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| Cancellation | 2008-04-04 |
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| Frequency range | 467.925 MHz |
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| Locations | 1 |
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| Representative location | RIVERDALE, COOK, IL |
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| Coordinates | 41.6514167, -87.6394722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:08 |
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Licensee
| Name | KEYSTONE TUBE COMPANY |
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| Applicant type | C |
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| FRN | 0007436637 |
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| Location | RIVERDALE, IL |
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| Address | 13527 S HALSTED STREET, RIVERDALE, IL, 60827 |
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| Phone | 7083924216 |
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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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| 1 | 1 | MO | 467.92500000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 467.92500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | RIVERDALE, COOK, IL | 41.65141667, -87.63947222 | 0.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 13527 S HALSTED STREET, RIVERDALE, IL | COOK | 7083924216 |
License history
| Date | File or call sign | Action |
|---|
| 2008-04-08 | WPWB772 | LTSAPR |
| 2008-04-08 | WPWB772 | LICAN |
| 2003-08-01 | WPWB772 | LETCNS |
| 2002-10-07 | WPWB772 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2451808 | 2026-08-02 01:16:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPWB772 | ULS 2451808 | 2026-08-02 01:16:08 |
| Status | C | ULS 2451808 | 2026-08-02 01:16:08 |
| Service | IG | ULS 2451808 | 2026-08-02 01:16:08 |
| Grant Date | 2002-10-07 | ULS 2451808 | 2026-08-02 01:16:08 |
| Expiration Date | 2012-10-07 | ULS 2451808 | 2026-08-02 01:16:08 |
| Cancellation Date | 2008-04-04 | ULS 2451808 | 2026-08-02 01:16:08 |