Universal Licensing System
WPWB561
NATIONAL BUSINESS & INDUSTRIAL CENTER
License details
| ULS identifier | 2451460 |
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| Call sign | WPWB561 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-10-04 |
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| Expiration | 2012-10-04 |
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| Cancellation | 2012-12-08 |
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| Frequency range | 451.325 - 456.325 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ROCKFORD, WINNEBAGO, IL |
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| Coordinates | 42.2525278, -89.0812222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:06 |
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Licensee
| Name | NATIONAL BUSINESS & INDUSTRIAL CENTER |
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| Applicant type | C |
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| FRN | 0007452253 |
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| Location | ROCKFORD, IL |
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| Address | 1922 7TH ST., ROCKFORD, IL, 61104 |
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| Phone | 8159686506 |
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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 | FB2 | 451.32500000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 456.32500000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.32500000 | | 20K0F3E |
| 2 | 1 | 456.32500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1922 7TH ST,., ROCKFORD, WINNEBAGO, IL | 42.25252778, -89.08122222 | 225.000 m | B | 40.000 m structure / 40.000 m overall | |
| 2 | T | | 42.25252778, -89.08122222 | 0.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | | | 40.000 m | | | | 28.000 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1922 7TH ST., ROCKFORD, IL | WINNEBAGO | 8159686506 |
License history
| Date | File or call sign | Action |
|---|
| 2012-12-08 | WPWB561 | LIEXP |
| 2012-07-09 | WPWB561 | LETRES |
| 2003-08-01 | WPWB561 | LETCNS |
| 2002-10-04 | WPWB561 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 2451460 | 2026-08-02 01:16:06 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPWB561 | ULS 2451460 | 2026-08-02 01:16:06 |
| Status | E | ULS 2451460 | 2026-08-02 01:16:06 |
| Service | IG | ULS 2451460 | 2026-08-02 01:16:06 |
| Grant Date | 2002-10-04 | ULS 2451460 | 2026-08-02 01:16:06 |
| Expiration Date | 2012-10-04 | ULS 2451460 | 2026-08-02 01:16:06 |
| Cancellation Date | 2012-12-08 | ULS 2451460 | 2026-08-02 01:16:06 |