Universal Licensing System
WNWS437
BIRCHEM LOGGING
License details
| ULS identifier | 1770957 |
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| Call sign | WNWS437 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-04-30 |
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| Expiration | 2001-07-08 |
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| Cancellation | 2001-09-09 |
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| Frequency range | 153.14 - 158.28 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | BIWABIK, ST. LOUIS, MN |
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| Coordinates | 47.3154722, -92.2135278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:12:37 |
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Licensee
| Name | BIRCHEM LOGGING |
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| Applicant type | C |
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| FRN | 0002629699 |
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| Location | GILBERT, MN |
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| Address | 5310 VERMILION TRAIL, GILBERT, MN, 55741 |
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| Phone | 2188656915 |
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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 | 153.14000000 | | | 110.000000 | 220.000000 | |
| 3 | 1 | MO | 153.14000000 | | | 100.000000 | | |
| 2 | 1 | FX1 | 158.28000000 | | | 45.000000 | 90.000000 | |
| 3 | 1 | MO | 158.28000000 | | | 100.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 153.14000000 | | 20K0F3E |
| 3 | 1 | 153.14000000 | | 20K0F3E |
| 2 | 1 | 158.28000000 | | 20K0F3E |
| 3 | 1 | 158.28000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | S 18 MI ON 4 W 1 MI ON MARKHAM RD, BIWABIK, ST. LOUIS, MN | 47.31547222, -92.21352778 | 448.000 m | | 24.000 m structure / 24.000 m overall | N |
| 2 | T | 360 VERMILLION TRL, GILBERT, ST. LOUIS, MN | 47.47602778, -92.33630556 | 424.000 m | | 9.000 m structure / 9.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | V | 5.3000 | 360.0000 | | |
| 1 | 2 | T | | 15.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 360 VERMILLION TRL, GILBERT, MN | | 2188656915 |
License history
| Date | File or call sign | Action |
|---|
| 2001-09-09 | WNWS437 | LIEXP |
| 2001-08-21 | WNWS437 | LETAUS |
| 2001-04-16 | WNWS437 | LETRES |
| 2000-11-23 | WNWS437 | LICCNV |
| 1996-04-30 | WNWS437 | LIREN |
| 1996-04-30 | WNWS437 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1770957 | 2026-08-02 01:12:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNWS437 | ULS 1770957 | 2026-08-02 01:12:37 |
| Status | E | ULS 1770957 | 2026-08-02 01:12:37 |
| Service | IG | ULS 1770957 | 2026-08-02 01:12:37 |
| Grant Date | 1996-04-30 | ULS 1770957 | 2026-08-02 01:12:37 |
| Expiration Date | 2001-07-08 | ULS 1770957 | 2026-08-02 01:12:37 |
| Cancellation Date | 2001-09-09 | ULS 1770957 | 2026-08-02 01:12:37 |