Universal Licensing System
WRTA381
Interlake Maritime Services
License details
| ULS identifier | 4612958 |
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| Call sign | WRTA381 |
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| Radio service | MC |
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| Status | A |
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| Grant date | 2022-05-25 |
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| Expiration | 2032-05-25 |
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| Frequency range | 156.45 - 156.975 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | Manitowoc, MANITOWOC, WI |
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| Coordinates | 44.0898056, -87.6517778 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:29 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FCL | 156.45000000 | | | 25.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 25.000000 | | |
| 1 | 1 | FCL | 156.97500000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
| 1 | 1 | 156.97500000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 900 S. Lakeview Dr., Manitowoc, MANITOWOC, WI | 44.08980556, -87.65177778 | 178.900 m | B | 8.500 m structure / 9.100 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.100 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 2 | 900 S. Lakeview Dr., Manitowoc, WI | MANITOWOC | |
License history
| Date | File or call sign | Action |
|---|
| 2022-10-12 | WRTA381 | LIMOD |
| 2022-06-22 | WRTA381 | LIMOD |
| 2022-05-25 | WRTA381 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4612958 | 2026-08-02 02:08:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRTA381 | ULS 4612958 | 2026-08-02 02:08:29 |
| Status | A | ULS 4612958 | 2026-08-02 02:08:29 |
| Service | MC | ULS 4612958 | 2026-08-02 02:08:29 |
| Grant Date | 2022-05-25 | ULS 4612958 | 2026-08-02 02:08:29 |
| Expiration Date | 2032-05-25 | ULS 4612958 | 2026-08-02 02:08:29 |