Universal Licensing System
KNBC257
Denowh, Lawrence E
License details
| ULS identifier | 1615177 |
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| Call sign | KNBC257 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-05-12 |
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| Expiration | 2032-07-11 |
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| Frequency range | 461.525 - 466.525 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | SIDNEY, RICHLAND, MT |
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| Coordinates | 47.7075278, -104.3524444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:05:49 |
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Licensee
| Name | Denowh, Lawrence E |
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| Applicant type | I |
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| FRN | 0005583398 |
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| Location | Sidney, MT |
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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 | FB4 | 461.52500000 | | | 110.000000 | 346.600000 | |
| 2 | 1 | FX1 | 466.52500000 | | | 5.000000 | 7.300000 | |
| 3 | 1 | MO | 466.52500000 | | | 35.000000 | 35.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.52500000 | | 11K2F3E |
| 2 | 1 | 466.52500000 | | 11K2F3E |
| 3 | 1 | 466.52500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 8.6 MI W, SIDNEY, RICHLAND, MT | 47.70752778, -104.35244444 | 792.000 m | GTOWER | 46.000 m structure / 46.000 m overall | N |
| 2 | T | MT | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 34.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2 MI W ON HWY 16 1/4 MI N, SIDNEY, MT | RICHLAND | 4064821659 |
License history
| Date | File or call sign | Action |
|---|
| 2022-05-12 | KNBC257 | LIREN |
| 2022-04-18 | KNBC257 | LETRES |
| 2016-03-29 | KNBC257 | LIMOD |
| 2012-10-18 | KNBC257 | LIREN |
| 2012-04-16 | KNBC257 | LETRES |
| 2004-03-30 | KNBC257 | LIAUA |
| 2002-07-10 | KNBC257 | LIREN |
| 2002-04-15 | KNBC257 | LETRES |
| 2001-09-17 | KNBC257 | AUDOPR |
| 2001-05-18 | KNBC257 | LIASS |
| 2000-11-22 | KNBC257 | LICCNV |
| 1997-05-08 | KNBC257 | LIREN |
| 1997-05-08 | KNBC257 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1615177 | 2026-08-02 01:05:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNBC257 | ULS 1615177 | 2026-08-02 01:05:49 |
| Status | A | ULS 1615177 | 2026-08-02 01:05:49 |
| Service | IG | ULS 1615177 | 2026-08-02 01:05:49 |
| Grant Date | 2022-05-12 | ULS 1615177 | 2026-08-02 01:05:49 |
| Expiration Date | 2032-07-11 | ULS 1615177 | 2026-08-02 01:05:49 |