Universal Licensing System
KNFB997
MONTANA DEPARTMENT OF CORRECTIONS
License details
| ULS identifier | 1287411 |
|---|
| Call sign | KNFB997 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2024-05-01 |
|---|
| Expiration | 2034-07-06 |
|---|
| Frequency range | 151.295 - 156.24 MHz (4 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | BILLINGS, YELLOWSTONE, MT |
|---|
| Coordinates | 45.7727222, -108.4731944 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:20:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FB2 | 151.29500000 | | | 100.000000 | 6.718000 | |
| 2 | 1 | MO | 151.29500000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB | 154.72500000 | | | 45.000000 | 72.000000 | |
| 2 | 1 | MO | 154.72500000 | | | 45.000000 | 45.000000 | |
| 1 | 1 | FB | 155.53500000 | | | 45.000000 | 72.000000 | |
| 2 | 1 | MO | 155.53500000 | | | 45.000000 | 45.000000 | |
| 2 | 1 | MO | 156.24000000 | | | 45.000000 | 45.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 151.29500000 | | 11K2F3E |
| 1 | 2 | 151.29500000 | | 8K10F1E |
| 2 | 1 | 151.29500000 | | 11K2F3E |
| 2 | 1 | 151.29500000 | | 8K10F1E |
| 1 | 1 | 154.72500000 | | 11K2F3E |
| 1 | 1 | 154.72500000 | | 8K10F1E |
| 2 | 1 | 154.72500000 | | 8K10F1E |
| 2 | 1 | 154.72500000 | | 11K2F3E |
| 1 | 1 | 155.53500000 | | 8K10F1E |
| 1 | 1 | 155.53500000 | | 11K2F3E |
| 2 | 1 | 155.53500000 | | 8K10F1E |
| 2 | 1 | 155.53500000 | | 11K2F3E |
| 2 | 1 | 156.24000000 | | 11K2F3E |
| 2 | 1 | 156.24000000 | | 8K10F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 701 S 27TH, BILLINGS, YELLOWSTONE, MT | 45.77272222, -108.47319444 | 949.000 m | BTWR | 20.000 m structure / 23.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 13.000 m | | | | 2.000 | |
| 1 | 2 | T | | | | | | | |
| 2 | 1 | | | 23.000 m | | | | 949.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 701 S 27TH, BILLINGS, MT | YELLOWSTONE | 4062475100 |
License history
| Date | File or call sign | Action |
|---|
| 2024-05-01 | KNFB997 | LIREN |
| 2024-04-15 | KNFB997 | LETRES |
| 2022-05-26 | KNFB997 | LIAUA |
| 2020-09-09 | KNFB997 | LIAUA |
| 2015-04-30 | KNFB997 | LIAUA |
| 2015-04-29 | KNFB997 | ESCAPR |
| 2014-12-31 | KNFB997 | LIAUA |
| 2014-12-30 | KNFB997 | ESUAPR |
| 2014-12-23 | KNFB997 | ESUFNR |
| 2014-04-09 | KNFB997 | LIREN |
| 2014-04-09 | KNFB997 | LIASS |
| 2014-04-08 | KNFB997 | ESUAPR |
| 2014-04-07 | KNFB997 | ESURNW |
| 2012-12-27 | KNFB997 | LIMOD |
| 2012-12-26 | KNFB997 | ESUAPR |
| 2011-12-30 | KNFB997 | LIAUA |
| 2011-12-29 | KNFB997 | ESUAPR |
| 2009-06-23 | KNFB997 | LETCNS |
| 2008-09-18 | KNFB997 | LIMOD |
| 2007-06-12 | KNFB997 | LTSAPR |
| 2007-06-11 | KNFB997 | EFCAPR |
| 2007-06-09 | KNFB997 | LIAUA |
| 2007-06-08 | KNFB997 | ESCAPR |
| 2005-06-02 | KNFB997 | LTSFRN |
| 2004-04-20 | KNFB997 | ESCAPR |
| 2004-04-12 | KNFB997 | LETRES |
| 2002-03-06 | KNFB997 | AUDOPR |
| 2000-10-20 | KNFB997 | LICCNV |
| 1999-07-06 | KNFB997 | LIRMD |
| 1999-07-06 | KNFB997 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1287411 | 2026-08-02 01:20:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNFB997 | ULS 1287411 | 2026-08-02 01:20:52 |
| Status | A | ULS 1287411 | 2026-08-02 01:20:52 |
| Service | PW | ULS 1287411 | 2026-08-02 01:20:52 |
| Grant Date | 2024-05-01 | ULS 1287411 | 2026-08-02 01:20:52 |
| Expiration Date | 2034-07-06 | ULS 1287411 | 2026-08-02 01:20:52 |