Universal Licensing System
WPQC431
CATERPILLAR OF DELAWARE INC
License details
| ULS identifier | 1823960 |
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| Call sign | WPQC431 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2025-03-25 |
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| Expiration | 2035-05-18 |
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| Frequency range | 451.4 - 456.4 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | MAPLETON, PEORIA, IL |
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| Coordinates | 40.5619722, -89.7370556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:41 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.40000000 | | | 100.000000 | 220.000000 | |
| 2 | 1 | MO | 451.40000000 | | | 40.000000 | | |
| 2 | 1 | MO | 456.40000000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.40000000 | | 11K2F3E |
| 2 | 1 | 451.40000000 | | 11K2F3E |
| 2 | 1 | 456.40000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | US RT 24 & RT 9, MAPLETON, PEORIA, IL | 40.56197222, -89.73705556 | 140.000 m | B | 11.000 m structure / 14.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.000 m | | | | -9.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | US RT 24 & RT 9, MAPLETON, IL | | 3096338490 |
License history
| Date | File or call sign | Action |
|---|
| 2025-03-25 | WPQC431 | LIREN |
| 2015-05-07 | WPQC431 | LIREN |
| 2015-05-05 | WPQC431 | LTSAPR |
| 2015-02-24 | WPQC431 | LETRES |
| 2015-02-23 | WPQC431 | PLRRPR |
| 2011-06-02 | WPQC431 | LIMOD |
| 2011-04-27 | WPQC431 | LTSAPR |
| 2005-04-09 | WPQC431 | LIREN |
| 2005-04-07 | WPQC431 | LTSAPR |
| 2005-02-21 | WPQC431 | LETRES |
| 2002-02-21 | WPQC431 | AUDOPR |
| 2000-11-23 | WPQC431 | LICCNV |
| 2000-05-18 | WPQC431 | LIISS |
| 2000-05-18 | WPQC431 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1823960 | 2026-08-02 01:13:41 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPQC431 | ULS 1823960 | 2026-08-02 01:13:41 |
| Status | A | ULS 1823960 | 2026-08-02 01:13:41 |
| Service | IG | ULS 1823960 | 2026-08-02 01:13:41 |
| Grant Date | 2025-03-25 | ULS 1823960 | 2026-08-02 01:13:41 |
| Expiration Date | 2035-05-18 | ULS 1823960 | 2026-08-02 01:13:41 |