Universal Licensing System
WPRZ831
MARTH MANUFACTURING INC
License details
| ULS identifier | 1951823 |
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| Call sign | WPRZ831 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-03-19 |
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| Expiration | 2011-03-19 |
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| Cancellation | 2011-05-21 |
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| Frequency range | 452.225 - 457.225 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | ATHENS, MARATHON, WI |
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| Coordinates | 45.0191667, -90.0691667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:07 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 452.22500000 | | | 40.000000 | 75.000000 | |
| 2 | 1 | MO | 452.22500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | MO | 457.22500000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.22500000 | | 20K0F3E |
| 2 | 1 | 452.22500000 | | 20K0F3E |
| 2 | 1 | 457.22500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1200 PARK VIEW LANE, ATHENS, MARATHON, WI | 45.01916667, -90.06916667 | 434.000 m | SILO | 24.000 m structure / 27.000 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 27.000 m | | | | 35.000 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 6752 STATE HWY 107 N, MARATHON, WI | MARATHON | 7158429200 |
License history
| Date | File or call sign | Action |
|---|
| 2011-05-21 | WPRZ831 | LIEXP |
| 2010-12-22 | WPRZ831 | LETRES |
| 2001-10-19 | WPRZ831 | AUDOPR |
| 2001-03-19 | WPRZ831 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1951823 | 2026-08-02 01:14:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRZ831 | ULS 1951823 | 2026-08-02 01:14:07 |
| Status | E | ULS 1951823 | 2026-08-02 01:14:07 |
| Service | IG | ULS 1951823 | 2026-08-02 01:14:07 |
| Grant Date | 2001-03-19 | ULS 1951823 | 2026-08-02 01:14:07 |
| Expiration Date | 2011-03-19 | ULS 1951823 | 2026-08-02 01:14:07 |
| Cancellation Date | 2011-05-21 | ULS 1951823 | 2026-08-02 01:14:07 |