Universal Licensing System
KNAH457
R & R HOT OIL SERVICE INC
License details
| ULS identifier | 1613602 |
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| Call sign | KNAH457 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2001-12-07 |
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| Expiration | 2012-01-12 |
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| Cancellation | 2012-03-17 |
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| Frequency range | 461.4 - 466.4 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | FAIRFIELD, BILLINGS, ND |
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| Coordinates | 47.1394722, -103.1399167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:00 |
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Licensee
| Name | R & R HOT OIL SERVICE INC |
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| Applicant type | C |
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| FRN | 0005281092 |
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| Location | BELFIELD, ND |
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| Address | BOX 822, BELFIELD, ND, 58622 |
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| Phone | 7015754335 |
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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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| 2 | 1 | FB2 | 461.40000000 | | | 90.000000 | 225.000000 | |
| 3 | 1 | MO | 461.40000000 | | | 100.000000 | | |
| 1 | 1 | FX1 | 466.40000000 | | | 30.000000 | | |
| 3 | 1 | MO | 466.40000000 | | | 100.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 461.40000000 | | 20K0F3E |
| 3 | 1 | 461.40000000 | | 20K0F3E |
| 1 | 1 | 466.40000000 | | 20K0F3E |
| 3 | 1 | 466.40000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ND | | | | | |
| 2 | T | 6 MI W 1 MI N, FAIRFIELD, BILLINGS, ND | 47.13947222, -103.13991667 | 851.000 m | | | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | 46.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | N MAIN ST, BELFIELD, ND | | 7015754335 |
License history
| Date | File or call sign | Action |
|---|
| 2012-03-17 | KNAH457 | LIEXP |
| 2011-10-17 | KNAH457 | LETRES |
| 2001-12-07 | KNAH457 | LIREN |
| 2001-10-29 | KNAH457 | AUDOPR |
| 2001-10-15 | KNAH457 | LETRES |
| 2000-11-22 | KNAH457 | LICCNV |
| 1996-11-07 | KNAH457 | LIREN |
| 1996-11-07 | KNAH457 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1613602 | 2026-08-02 01:15:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNAH457 | ULS 1613602 | 2026-08-02 01:15:00 |
| Status | E | ULS 1613602 | 2026-08-02 01:15:00 |
| Service | IG | ULS 1613602 | 2026-08-02 01:15:00 |
| Grant Date | 2001-12-07 | ULS 1613602 | 2026-08-02 01:15:00 |
| Expiration Date | 2012-01-12 | ULS 1613602 | 2026-08-02 01:15:00 |
| Cancellation Date | 2012-03-17 | ULS 1613602 | 2026-08-02 01:15:00 |