Universal Licensing System
WRKR508
Ameren Services Company
License details
| ULS identifier | 4383815 |
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| Call sign | WRKR508 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 2021-02-02 |
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| Expiration | 2021-04-02 |
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| Cancellation | 2021-06-05 |
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| Frequency range | 928.18125 - 952.18125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | St. Louis, ST. LOUIS CITY, MO |
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| Coordinates | 38.6868056, -90.2508056 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:26 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 928.18125000 | | | | | |
| 1 | 1 | FXO | 952.18125000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 928.18125000 | | 10K6F1D |
| 1 | 1 | 952.18125000 | | 10K6F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4427 Geraldine Ave., St. Louis, ST. LOUIS CITY, MO | 38.68680556, -90.25080556 | 153.900 m | POLE | 19.800 m structure / 21.300 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | DECIBEL PRODUCTS DB583 | | V | 5.1000 | 360.0000 | | |
| 2 | 1 | R | Kathrein Inc., Scala Divi RY-900 (V) | | | 12.2000 | | | |
| 3 | 1 | T | Kathrein Inc., Scala Divi RY-900 (V) | | V | 12.2000 | 999.0000 | | |
| 4 | 1 | R | DECIBEL PRODUCTS DB583 | | | 5.1000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1901 Chouteau Ave., SAINT LOUIS, MO | | 3145543545 |
Special conditions
| Type | Condition code |
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| P | 1036 |
| T | 1003 |
License history
| Date | File or call sign | Action |
|---|
| 2021-06-05 | WRKR508 | LIEXP |
| 2021-02-02 | WRKR508 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4383815 | 2026-08-02 02:47:26 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKR508 | ULS 4383815 | 2026-08-02 02:47:26 |
| Status | E | ULS 4383815 | 2026-08-02 02:47:26 |
| Service | MG | ULS 4383815 | 2026-08-02 02:47:26 |
| Grant Date | 2021-02-02 | ULS 4383815 | 2026-08-02 02:47:26 |
| Expiration Date | 2021-04-02 | ULS 4383815 | 2026-08-02 02:47:26 |
| Cancellation Date | 2021-06-05 | ULS 4383815 | 2026-08-02 02:47:26 |