Universal Licensing System
WNLY997
STIEREN, MIKE DBA EMERALD HELICOPTERS INC
License details
| ULS identifier | 1663674 |
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| Call sign | WNLY997 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1998-03-31 |
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| Expiration | 2003-06-10 |
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| Cancellation | 2003-09-07 |
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| Frequency range | 464.3 - 469.3 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | OLIVIA, RENVILLE, MN |
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| Coordinates | 44.7635833, -94.9305556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:28:15 |
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Licensee
| Name | STIEREN, MIKE DBA EMERALD HELICOPTERS INC |
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| Applicant type | C |
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| Location | OLIVIA, MN |
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| Address | RR 1 BOX 150, OLIVIA, MN, 56277 |
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| Phone | 6125235472 |
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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 | 464.30000000 | | | 25.000000 | 120.000000 | |
| 2 | 1 | MO | 464.30000000 | | | 25.000000 | | |
| 2 | 1 | MO | 469.30000000 | | | 25.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.30000000 | | 20K0F3E |
| 2 | 1 | 464.30000000 | | 20K0F3E |
| 2 | 1 | 469.30000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1 MI N 2 MI E, OLIVIA, RENVILLE, MN | 44.76358333, -94.93055556 | 320.000 m | | | 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 | | 24.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | RR 1 1 MI N AND 2 MI E, OLIVIA, MN | | 6125235472 |
License history
| Date | File or call sign | Action |
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| 2003-09-07 | WNLY997 | LIEXP |
| 2003-03-17 | WNLY997 | LETRES |
| 2002-05-20 | WNLY997 | LETAUS |
| 2000-11-23 | WNLY997 | LICCNV |
| 1998-03-31 | WNLY997 | AUTHPR |
| 1998-03-31 | WNLY997 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1663674 | 2026-08-02 01:28:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNLY997 | ULS 1663674 | 2026-08-02 01:28:15 |
| Status | E | ULS 1663674 | 2026-08-02 01:28:15 |
| Service | IG | ULS 1663674 | 2026-08-02 01:28:15 |
| Grant Date | 1998-03-31 | ULS 1663674 | 2026-08-02 01:28:15 |
| Expiration Date | 2003-06-10 | ULS 1663674 | 2026-08-02 01:28:15 |
| Cancellation Date | 2003-09-07 | ULS 1663674 | 2026-08-02 01:28:15 |