Universal Licensing System
WRMW549
Sealy Mattress Manufacturing Company LLC
License details
| ULS identifier | 4459905 |
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| Call sign | WRMW549 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-06-15 |
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| Expiration | 2031-06-15 |
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| Frequency range | 456.6375 - 457.1125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | Kansas City, WYANDOTTE, KS |
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| Coordinates | 39.0944444, -94.6125000 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:40 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.63750000 | | | 5.000000 | 4.000000 | |
| 1 | 1 | MO | 457.11250000 | | | 5.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.63750000 | | 7K60FXD |
| 1 | 1 | 456.63750000 | | 11K2F3E |
| 1 | 1 | 456.63750000 | | 7K60FXE |
| 1 | 1 | 457.11250000 | | 7K60FXD |
| 1 | 1 | 457.11250000 | | 7K60FXE |
| 1 | 1 | 457.11250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 435 River Park Dr, Kansas City, WYANDOTTE, KS | 39.09444444, -94.61250000 | | | | |
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 |
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| 1 | 435 River Park Dr, Kansas City, KS | WYANDOTTE | 9132331500 |
License history
| Date | File or call sign | Action |
|---|
| 2022-03-14 | WRMW549 | LETCNS |
| 2021-06-15 | WRMW549 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4459905 | 2026-08-02 01:22:40 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMW549 | ULS 4459905 | 2026-08-02 01:22:40 |
| Status | A | ULS 4459905 | 2026-08-02 01:22:40 |
| Service | IG | ULS 4459905 | 2026-08-02 01:22:40 |
| Grant Date | 2021-06-15 | ULS 4459905 | 2026-08-02 01:22:40 |
| Expiration Date | 2031-06-15 | ULS 4459905 | 2026-08-02 01:22:40 |