Universal Licensing System
WPKQ476
OTTO MACHINE COMPANY
License details
| ULS identifier | 1872656 |
|---|
| Call sign | WPKQ476 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-05-02 |
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| Expiration | 2032-06-09 |
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| Frequency range | 451.725 - 456.725 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | SANDWICH, DEKALB, IL |
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| Coordinates | 41.6266944, -88.6011944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:02 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.72500000 | | | 50.000000 | 150.000000 | |
| 3 | 1 | MO | 451.72500000 | | | 35.000000 | 35.000000 | |
| 2 | 1 | FX1 | 456.72500000 | | | 35.000000 | 35.000000 | |
| 3 | 1 | MO | 456.72500000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.72500000 | | 7K60FXE |
| 1 | 1 | 451.72500000 | | 11K2F3E |
| 3 | 1 | 451.72500000 | | 7K60FXE |
| 3 | 1 | 451.72500000 | | 11K2F3E |
| 2 | 1 | 456.72500000 | | 7K60FXE |
| 2 | 1 | 456.72500000 | | 11K2F3E |
| 3 | 1 | 456.72500000 | | 7K60FXE |
| 3 | 1 | 456.72500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 6190 MILLINGTON RD, SANDWICH, DEKALB, IL | 41.62669444, -88.60119444 | 201.000 m | SILO | 24.000 m structure / 30.000 m overall | N |
| 2 | T | IL | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | 21.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 6190 MILLINGTON RD, SANDWICH, IL | | 8157868206 |
License history
| Date | File or call sign | Action |
|---|
| 2022-05-02 | WPKQ476 | LIREN |
| 2013-09-17 | WPKQ476 | LIMOD |
| 2013-05-20 | WPKQ476 | LIMOD |
| 2013-03-20 | WPKQ476 | LTSAPR |
| 2012-12-19 | WPKQ476 | LTSAPR |
| 2012-04-03 | WPKQ476 | LIREN |
| 2012-04-03 | WPKQ476 | LTSAPR |
| 2012-03-19 | WPKQ476 | LETRES |
| 2002-03-29 | WPKQ476 | LIREN |
| 2002-03-27 | WPKQ476 | LIAUA |
| 2002-03-18 | WPKQ476 | LETRES |
| 2001-10-29 | WPKQ476 | AUDOPR |
| 2000-11-24 | WPKQ476 | LICCNV |
| 1997-06-09 | WPKQ476 | LIISS |
| 1997-06-09 | WPKQ476 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1872656 | 2026-08-02 01:16:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKQ476 | ULS 1872656 | 2026-08-02 01:16:02 |
| Status | A | ULS 1872656 | 2026-08-02 01:16:02 |
| Service | IG | ULS 1872656 | 2026-08-02 01:16:02 |
| Grant Date | 2022-05-02 | ULS 1872656 | 2026-08-02 01:16:02 |
| Expiration Date | 2032-06-09 | ULS 1872656 | 2026-08-02 01:16:02 |