Universal Licensing System
WPRJ472
SERVICES UNLIMITED
License details
| ULS identifier | 1831541 |
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| Call sign | WPRJ472 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2005-07-29 |
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| Expiration | 2015-10-13 |
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| Cancellation | 2015-12-19 |
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| Frequency range | 451.4 - 457 MHz (4 frequencies) |
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| Locations | 2 |
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| Representative location | ST. LOUIS, MO |
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| Coordinates | 37.6864444, -90.3698333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:49 |
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Licensee
| Name | SERVICES UNLIMITED |
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| Applicant type | C |
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| FRN | 0007421472 |
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| Location | TRENTON, IL |
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| Address | TRENTON, IL, 62293 |
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| Phone | 6182247138 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 451.40000000 | | | 100.000000 | 71.000000 | |
| 1 | 1 | FB6 | 452.00000000 | | | 100.000000 | 71.000000 | |
| 2 | 1 | MO | 456.40000000 | | | 35.000000 | 49.000000 | |
| 2 | 1 | MO | 457.00000000 | | | 35.000000 | 49.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.40000000 | | 11K2F3E |
| 1 | 1 | 451.40000000 | | 20K0F3E |
| 1 | 1 | 452.00000000 | | 20K0F3E |
| 1 | 1 | 452.00000000 | | 11K2F3E |
| 2 | 1 | 456.40000000 | | 11K2F3E |
| 2 | 1 | 456.40000000 | | 20K0F3E |
| 2 | 1 | 457.00000000 | | 20K0F3E |
| 2 | 1 | 457.00000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | #1 RESERVE WAY, ST. LOUIS, MO | 37.68644444, -90.36983333 | 186.000 m | BANT | 23.000 m structure / 26.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 26.000 m | | | | -70.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 21 WEST FRONT STREET, TRENTON, IL | | 6182247138 |
License history
| Date | File or call sign | Action |
|---|
| 2015-12-19 | WPRJ472 | LIEXP |
| 2015-07-20 | WPRJ472 | LETRES |
| 2011-10-13 | WPRJ472 | LIMOD |
| 2011-09-22 | WPRJ472 | LTSAPR |
| 2005-07-29 | WPRJ472 | LIREN |
| 2005-07-29 | WPRJ472 | LTSAPR |
| 2005-07-18 | WPRJ472 | LETRES |
| 2004-09-23 | WPRJ472 | LTSFRN |
| 2001-11-26 | WPRJ472 | AUDOPR |
| 2000-11-23 | WPRJ472 | LICCNV |
| 2000-10-13 | WPRJ472 | LIISS |
| 2000-10-13 | WPRJ472 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1831541 | 2026-08-02 01:15:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRJ472 | ULS 1831541 | 2026-08-02 01:15:49 |
| Status | E | ULS 1831541 | 2026-08-02 01:15:49 |
| Service | IG | ULS 1831541 | 2026-08-02 01:15:49 |
| Grant Date | 2005-07-29 | ULS 1831541 | 2026-08-02 01:15:49 |
| Expiration Date | 2015-10-13 | ULS 1831541 | 2026-08-02 01:15:49 |
| Cancellation Date | 2015-12-19 | ULS 1831541 | 2026-08-02 01:15:49 |