Universal Licensing System
KNFB641
BENSON MONTIN GREER DRILLING
License details
| ULS identifier | 1774901 |
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| Call sign | KNFB641 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2002-08-10 |
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| Expiration | 2012-10-02 |
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| Cancellation | 2009-11-17 |
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| Frequency range | 461.375 - 466.425 MHz (4 frequencies) |
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| Locations | 6 |
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| Representative location | MANCOS, MONTEZUMA, CO |
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| Coordinates | 37.3644444, -108.1475833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:24:23 |
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Licensee
| Name | BENSON MONTIN GREER DRILLING |
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| Applicant type | C |
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| FRN | 0005100599 |
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| Location | FARMINGTON, NM |
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| Address | 4900 COLLEGE BLVD, FARMINGTON, NM, 87402 |
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| Phone | 5053258874 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 461.37500000 | | | 75.000000 | 140.000000 | |
| 2 | 1 | FB | 461.37500000 | | | 75.000000 | 140.000000 | |
| 5 | 1 | MO | 461.37500000 | | | 100.000000 | | |
| 3 | 1 | FB | 461.42500000 | | | 30.000000 | 100.000000 | |
| 4 | 1 | FB2 | 461.42500000 | | | 90.000000 | 100.000000 | |
| 6 | 1 | MO | 461.42500000 | | | 100.000000 | | |
| 2 | 1 | FX1 | 466.37500000 | 466.37500000 | | 75.000000 | 140.000000 | |
| 5 | 1 | MO | 466.37500000 | | | 100.000000 | | |
| 2 | 1 | FX1 | 466.42500000 | | | 75.000000 | 140.000000 | |
| 3 | 1 | FX1 | 466.42500000 | 466.42500000 | | 30.000000 | 100.000000 | |
| 6 | 1 | MO | 466.42500000 | | | 100.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.37500000 | | 20K0F3E |
| 2 | 1 | 461.37500000 | | 20K0F3E |
| 5 | 1 | 461.37500000 | | 20K0F3E |
| 3 | 1 | 461.42500000 | | 20K0F3E |
| 4 | 1 | 461.42500000 | | 20K0F3E |
| 6 | 1 | 461.42500000 | | 20K0F3E |
| 2 | 1 | 466.37500000 | | 20K0F3E |
| 5 | 1 | 466.37500000 | | 20K0F3E |
| 2 | 1 | 466.42500000 | | 20K0F3E |
| 3 | 1 | 466.42500000 | | 20K0F3E |
| 6 | 1 | 466.42500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CAVINESS MTN, MANCOS, MONTEZUMA, CO | 37.36444444, -108.14758333 | 3108.000 m | TOWER | 46.000 m structure / 48.000 m overall | N |
| 2 | T | 4900 N COLLEGE BLVD, FARMINGTON, SAN JUAN, NM | 36.77222222, -108.16591667 | 1719.000 m | B | 9.000 m structure / 11.000 m overall | N |
| 3 | T | .5 MI N, LLAVES, RIO ARRIBA, NM | 36.38752778, -106.86558333 | 2134.000 m | B | 4.000 m structure / 5.000 m overall | N |
| 4 | T | .5 MI N, LINDRITH, RIO ARRIBA, NM | 36.45113889, -106.97391667 | 2451.000 m | TOWER | 56.000 m structure / 58.000 m overall | N |
| 5 | T | | | | | | |
| 6 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 43.000 m | | | | 431.000 | |
| 1 | 2 | T | | 11.000 m | | | | 7.000 | |
| 1 | 3 | T | | 15.000 m | | | | -143.000 | |
| 1 | 4 | T | | 58.000 m | | | | 225.000 | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 4900 COLLEGE BLVD, FARMINGTON, NM | | 5053258874 |
License history
| Date | File or call sign | Action |
|---|
| 2009-11-18 | KNFB641 | LICAN |
| 2002-08-10 | KNFB641 | LIREN |
| 2002-08-08 | KNFB641 | LITIN |
| 2002-07-08 | KNFB641 | LETRES |
| 2001-11-13 | KNFB641 | AUDOPR |
| 2000-11-23 | KNFB641 | LICCNV |
| 1999-12-03 | KNFB641 | LIMOD |
| 1999-12-03 | KNFB641 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1774901 | 2026-08-02 01:24:23 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNFB641 | ULS 1774901 | 2026-08-02 01:24:23 |
| Status | C | ULS 1774901 | 2026-08-02 01:24:23 |
| Service | IG | ULS 1774901 | 2026-08-02 01:24:23 |
| Grant Date | 2002-08-10 | ULS 1774901 | 2026-08-02 01:24:23 |
| Expiration Date | 2012-10-02 | ULS 1774901 | 2026-08-02 01:24:23 |
| Cancellation Date | 2009-11-17 | ULS 1774901 | 2026-08-02 01:24:23 |