Universal Licensing System
WPMK493
RIVER OAKS REALTY LLC
License details
| ULS identifier | 1796066 |
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| Call sign | WPMK493 |
|---|
| Radio service | IG |
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| Status | A |
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| Grant date | 2023-08-24 |
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| Expiration | 2033-08-24 |
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| Frequency range | 451.3125 - 457.125 MHz (4 frequencies) |
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| Locations | 3 |
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| Representative location | CALUMET, COOK, IL |
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| Coordinates | 41.6011389, -87.5431111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:21:50 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MOC | 451.31250000 | | | 2.000000 | | |
| 1 | 1 | FB2 | 452.12500000 | | | 40.000000 | 35.000000 | |
| 3 | 1 | MO | 452.12500000 | | | 2.000000 | | |
| 3 | 1 | MOC | 456.31250000 | | | 2.000000 | | |
| 2 | 1 | FX1 | 457.12500000 | | | 25.000000 | | |
| 3 | 1 | MO | 457.12500000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.31250000 | | 11K2F3E |
| 1 | 1 | 452.12500000 | | 11K3F3E |
| 3 | 1 | 452.12500000 | | 11K3F3E |
| 3 | 1 | 456.31250000 | | 11K2F3E |
| 2 | 1 | 457.12500000 | | 11K3F3E |
| 3 | 1 | 457.12500000 | | 11K3F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 96 RIVER OAKS CENTER, CALUMET, COOK, IL | 41.60113889, -87.54311111 | 183.000 m | B | 37.000 m structure / 43.000 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 | | 43.000 m | | | | 42.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 96 RIVER OAKS CENTER, CALUMET, IL | | 7088680600 |
License history
| Date | File or call sign | Action |
|---|
| 2023-08-24 | WPMK493 | LIREN |
| 2018-05-03 | WPMK493 | LIASS |
| 2016-04-06 | WPMK493 | LIASS |
| 2016-03-30 | WPMK493 | LIMOD |
| 2016-03-25 | WPMK493 | ESCAPR |
| 2016-03-04 | WPMK493 | ESCAPR |
| 2013-08-07 | WPMK493 | LIREN |
| 2013-08-07 | WPMK493 | ESCAPR |
| 2013-08-06 | WPMK493 | EFUAPR |
| 2013-08-06 | WPMK493 | ESUAPR |
| 2013-06-03 | WPMK493 | LETRES |
| 2003-08-23 | WPMK493 | LIREN |
| 2003-08-23 | WPMK493 | LIAUA |
| 2003-06-02 | WPMK493 | LETRES |
| 2001-12-28 | WPMK493 | AUDOPR |
| 2000-11-23 | WPMK493 | LICCNV |
| 1998-08-24 | WPMK493 | LIISS |
| 1998-08-24 | WPMK493 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1796066 | 2026-08-02 01:21:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMK493 | ULS 1796066 | 2026-08-02 01:21:50 |
| Status | A | ULS 1796066 | 2026-08-02 01:21:50 |
| Service | IG | ULS 1796066 | 2026-08-02 01:21:50 |
| Grant Date | 2023-08-24 | ULS 1796066 | 2026-08-02 01:21:50 |
| Expiration Date | 2033-08-24 | ULS 1796066 | 2026-08-02 01:21:50 |