Universal Licensing System
WRXN221
YANFENG INTERNATIONAL AUTOMOTIVE TECHNOLOGY US LLC
License details
| ULS identifier | 4774074 |
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| Call sign | WRXN221 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2023-06-01 |
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| Expiration | 2033-06-01 |
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| Frequency range | 456.3375 - 457.8625 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Romulus, WAYNE, MI |
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| Coordinates | 42.2345000, -83.3078611 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:25 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 456.33750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 456.68750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.18750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.68750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | MO | 457.86250000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 456.33750000 | | 11K2F3E |
| 1 | 1 | 456.68750000 | | 11K2F3E |
| 1 | 1 | 457.18750000 | | 11K2F3E |
| 1 | 1 | 457.68750000 | | 11K2F3E |
| 1 | 1 | 457.86250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Romulus, WAYNE, MI | 42.23450000, -83.30786111 | | | | |
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 | 9800 Inkster Rd, Romulus, MI | WAYNE | 7343064867 |
License history
| Date | File or call sign | Action |
|---|
| 2024-03-05 | WRXN221 | LETCNS |
| 2023-06-01 | WRXN221 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4774074 | 2026-08-02 01:23:25 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRXN221 | ULS 4774074 | 2026-08-02 01:23:25 |
| Status | A | ULS 4774074 | 2026-08-02 01:23:25 |
| Service | IG | ULS 4774074 | 2026-08-02 01:23:25 |
| Grant Date | 2023-06-01 | ULS 4774074 | 2026-08-02 01:23:25 |
| Expiration Date | 2033-06-01 | ULS 4774074 | 2026-08-02 01:23:25 |