Universal Licensing System
WNPH812
CENTURY MECHANICAL INC
License details
| ULS identifier | 1667950 |
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| Call sign | WNPH812 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-07-28 |
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| Expiration | 2003-07-28 |
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| Cancellation | 2003-09-28 |
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| Frequency range | 452.675 - 457.675 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | NORTHFIELD, DAKOTA, MN |
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| Coordinates | 44.4763611, -93.1857778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:16 |
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Licensee
| Name | CENTURY MECHANICAL INC |
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| Applicant type | C |
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| Location | NORTHFIELD, MN |
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| Address | 1520 RIVERVIEW DR, NORTHFIELD, MN, 55057 |
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| Phone | 5076454610 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB2 | 452.67500000 | | | 75.000000 | 155.000000 | |
| 2 | 1 | MO | 452.67500000 | | | 25.000000 | | |
| 2 | 1 | MO | 457.67500000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.67500000 | | 20K0F3E |
| 2 | 1 | 452.67500000 | | 20K0F3E |
| 2 | 1 | 457.67500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 32699 EVELETH AVE, NORTHFIELD, DAKOTA, MN | 44.47636111, -93.18577778 | 314.000 m | | 122.000 m structure / 122.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 82.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1520 RIVERVIEW DR, NORTHFIELD, MN | | 5076454610 |
License history
| Date | File or call sign | Action |
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| 2003-09-28 | WNPH812 | LIEXP |
| 2003-05-05 | WNPH812 | LETRES |
| 2002-04-26 | WNPH812 | LETAUS |
| 2000-11-23 | WNPH812 | LICCNV |
| 1998-09-11 | WNPH812 | AUTHPR |
| 1998-09-11 | WNPH812 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1667950 | 2026-08-02 01:28:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNPH812 | ULS 1667950 | 2026-08-02 01:28:16 |
| Status | E | ULS 1667950 | 2026-08-02 01:28:16 |
| Service | IG | ULS 1667950 | 2026-08-02 01:28:16 |
| Grant Date | 1998-07-28 | ULS 1667950 | 2026-08-02 01:28:16 |
| Expiration Date | 2003-07-28 | ULS 1667950 | 2026-08-02 01:28:16 |
| Cancellation Date | 2003-09-28 | ULS 1667950 | 2026-08-02 01:28:16 |