Universal Licensing System
KNFY453
O BRIEN, COUNTY OF
License details
| ULS identifier | 1183338 |
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| Call sign | KNFY453 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2022-04-07 |
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| Expiration | 2032-06-15 |
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| Frequency range | 154.37 - 452.1 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | HARTLEY, O'BRIEN, IA |
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| Coordinates | 43.1794444, -95.4747222 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:35 |
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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 | 2 | FB | 154.37000000 | | | 100.000000 | 250.000000 | |
| 1 | 1 | FX2 | 452.10000000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 154.37000000 | | 11K2F3E |
| 1 | 1 | 452.10000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 100 FT SE OF 1ST STR, SW & 1ST AVENUE E, HARTLEY, O'BRIEN, IA | 43.17944444, -95.47472222 | 445.000 m | TANK | 42.700 m structure / 48.800 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 18.000 m | | | | 15.500 | |
| 2 | 1 | T | | 48.800 m | | | | 46.300 | |
Control points
| Number | Address | County | Phone |
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| 1 | 240 1ST STR. NE, PRIMGHAR, IA | O'BRIEN | 7127573415 |
License history
| Date | File or call sign | Action |
|---|
| 2022-04-07 | KNFY453 | LIREN |
| 2015-01-28 | KNFY453 | LIMOD |
| 2012-03-30 | KNFY453 | LIREN |
| 2012-03-19 | KNFY453 | LETRES |
| 2011-07-25 | KNFY453 | LIMOD |
| 2011-04-22 | KNFY453 | LTSAPR |
| 2005-01-27 | KNFY453 | LIMOD |
| 2002-04-02 | KNFY453 | LIREN |
| 2002-03-18 | KNFY453 | LETRES |
| 2002-02-19 | KNFY453 | AUDOPR |
| 2000-10-19 | KNFY453 | LICCNV |
| 1997-04-01 | KNFY453 | LIREN |
| 1997-04-01 | KNFY453 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1183338 | 2026-08-02 01:17:35 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNFY453 | ULS 1183338 | 2026-08-02 01:17:35 |
| Status | A | ULS 1183338 | 2026-08-02 01:17:35 |
| Service | PW | ULS 1183338 | 2026-08-02 01:17:35 |
| Grant Date | 2022-04-07 | ULS 1183338 | 2026-08-02 01:17:35 |
| Expiration Date | 2032-06-15 | ULS 1183338 | 2026-08-02 01:17:35 |