Universal Licensing System
WRDA491
DeLaval Manufacturing
License details
| ULS identifier | 4132987 |
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| Call sign | WRDA491 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2019-03-12 |
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| Expiration | 2029-03-12 |
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| Frequency range | 456.4875 - 457.5125 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | Des Plaines, COOK, IL |
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| Coordinates | 42.0187222, -87.9195278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:37 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.51250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.48750000 | | 7K60FXW |
| 1 | 1 | 456.48750000 | | 11K2F3E |
| 1 | 1 | 457.51250000 | | 11K2F3E |
| 1 | 1 | 457.51250000 | | 7K60FXW |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Des Plaines, COOK, IL | 42.01872222, -87.91952778 | | | | |
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 | 1855 S Mt Prospect Rd, Des Plaines, IL | COOK | 8473915909 |
License history
| Date | File or call sign | Action |
|---|
| 2019-03-12 | WRDA491 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4132987 | 2026-08-02 01:22:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDA491 | ULS 4132987 | 2026-08-02 01:22:37 |
| Status | A | ULS 4132987 | 2026-08-02 01:22:37 |
| Service | IG | ULS 4132987 | 2026-08-02 01:22:37 |
| Grant Date | 2019-03-12 | ULS 4132987 | 2026-08-02 01:22:37 |
| Expiration Date | 2029-03-12 | ULS 4132987 | 2026-08-02 01:22:37 |