Universal Licensing System
KM4257
United States Steel Corporation
License details
| ULS identifier | 1876297 |
|---|
| Call sign | KM4257 |
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| Radio service | IG |
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| Status | C |
|---|
| Grant date | 1998-12-15 |
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| Expiration | 2004-02-07 |
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| Cancellation | 2002-12-19 |
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| Frequency range | 47.48 MHz |
|---|
| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:51 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 47.48000000 | | | 100.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 47.48000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | | | 2187497283 |
License history
| Date | File or call sign | Action |
|---|
| 2002-12-20 | KM4257 | LICAN |
| 2001-12-31 | KM4257 | LIASS |
| 2001-12-14 | KM4257 | AUDOPR |
| 2001-07-02 | KM4257 | LIASS |
| 2000-11-24 | KM4257 | LICCNV |
| 1998-12-15 | KM4257 | LIREN |
| 1998-12-15 | KM4257 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1876297 | 2026-08-02 01:14:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KM4257 | ULS 1876297 | 2026-08-02 01:14:51 |
| Status | C | ULS 1876297 | 2026-08-02 01:14:51 |
| Service | IG | ULS 1876297 | 2026-08-02 01:14:51 |
| Grant Date | 1998-12-15 | ULS 1876297 | 2026-08-02 01:14:51 |
| Expiration Date | 2004-02-07 | ULS 1876297 | 2026-08-02 01:14:51 |
| Cancellation Date | 2002-12-19 | ULS 1876297 | 2026-08-02 01:14:51 |