Universal Licensing System
WRTD538
ARMADA WAREHOUSE SOLUTIONS
License details
| ULS identifier | 4617328 |
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| Call sign | WRTD538 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-06-04 |
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| Expiration | 2032-06-04 |
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| Frequency range | 452.4125 - 457.7875 MHz (3 frequencies) |
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| Locations | 2 |
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| Representative location | Romeoville, WILL, IL |
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| Coordinates | 41.6675000, -88.0838889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:46 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 452.41250000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 452.41250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.78750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 452.78750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | FB2 | 452.78750000 | | | 15.000000 | 15.000000 | |
| 4 | 1 | MO | 452.78750000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 457.78750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.41250000 | | 7K60FXE |
| 2 | 1 | 452.41250000 | | 7K60FXE |
| 1 | 1 | 452.78750000 | | 7K60FXE |
| 2 | 1 | 452.78750000 | | 7K60FXE |
| 3 | 1 | 452.78750000 | | 7K60FXD |
| 3 | 1 | 452.78750000 | | 11K0F3E |
| 3 | 1 | 452.78750000 | | 7K60FXE |
| 4 | 1 | 452.78750000 | | 11K0F3E |
| 4 | 1 | 452.78750000 | | 7K60FXE |
| 4 | 1 | 452.78750000 | | 7K60FXD |
| 4 | 1 | 457.78750000 | | 7K60FXE |
| 4 | 1 | 457.78750000 | | 11K0F3E |
| 4 | 1 | 457.78750000 | | 7K60FXD |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1257 N. SCHMIDT RD., ROMEOVILLE, WILL, IL | 41.66750000, -88.08388889 | | | | |
| 2 | T | 101 ENTERPRISE DR, FLOWER MOUND, TARRANT, TX | 32.98694444, -97.03583333 | | | | N |
| 3 | T | 1257 N Schmidt rd, Romeoville, WILL, IL | 41.66750000, -88.08388889 | 204.000 m | B | 12.200 m structure / 18.300 m overall | N |
| 4 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 18.300 m | | | | 17.300 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1257 N. SCHMIDT RD, ROMEOVILLE, IL | WILL | 8158867433 |
| 2 | 101 ENTERPRISE DR., FLOWER MOUND, TX | DENTON | 8158867433 |
License history
| Date | File or call sign | Action |
|---|
| 2026-04-29 | WRTD538 | LIMOD |
| 2023-08-23 | WRTD538 | LIMOD |
| 2022-06-04 | WRTD538 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4617328 | 2026-08-02 01:23:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTD538 | ULS 4617328 | 2026-08-02 01:23:46 |
| Status | A | ULS 4617328 | 2026-08-02 01:23:46 |
| Service | IG | ULS 4617328 | 2026-08-02 01:23:46 |
| Grant Date | 2022-06-04 | ULS 4617328 | 2026-08-02 01:23:46 |
| Expiration Date | 2032-06-04 | ULS 4617328 | 2026-08-02 01:23:46 |