Universal Licensing System
KDU254
CLACKAMAS, COUNTY OF
License details
| ULS identifier | 1178343 |
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| Call sign | KDU254 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2021-08-26 |
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| Expiration | 2031-11-13 |
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| Frequency range | 153.89 - 154.325 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | WEST LINN, CLACKAMAS, OR |
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| Coordinates | 45.3797222, -122.6558333 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:15:31 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 153.89000000 | | | 80.000000 | 248.900000 | |
| 1 | 1 | FB | 154.19000000 | | | 125.000000 | 248.900000 | |
| 1 | 1 | FB | 154.22000000 | | | 80.000000 | 248.900000 | |
| 1 | 1 | FB | 154.32500000 | | | 80.000000 | 248.900000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 153.89000000 | | 11K0F3E |
| 1 | 1 | 154.19000000 | | 11K0F3E |
| 1 | 1 | 154.22000000 | | 11K0F3E |
| 1 | 1 | 154.32500000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3251 W ROSEMONT ROAD, WEST LINN, CLACKAMAS, OR | 45.37972222, -122.65583333 | 222.000 m | TANK | 33.500 m structure / 37.500 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 18.000 m | | | | 155.900 | |
Control points
| Number | Address | County | Phone |
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| 1 | 2100 KAEN RD, OREGON CITY, OR | CLACKAMAS | 5036558600 |
License history
| Date | File or call sign | Action |
|---|
| 2021-08-26 | KDU254 | LIREN |
| 2021-08-23 | KDU254 | LETRES |
| 2015-06-12 | KDU254 | LIMOD |
| 2011-08-26 | KDU254 | LIREN |
| 2011-08-25 | KDU254 | ESUAPR |
| 2011-08-22 | KDU254 | LETRES |
| 2011-08-15 | KDU254 | ESURNW |
| 2011-02-28 | KDU254 | LIMOD |
| 2011-02-25 | KDU254 | ESUAPR |
| 2009-01-13 | KDU254 | LIAUA |
| 2009-01-12 | KDU254 | ESUAPR |
| 2007-01-31 | KDU254 | LIMOD |
| 2002-01-22 | KDU254 | AUDOPR |
| 2001-08-16 | KDU254 | LIREN |
| 2000-10-19 | KDU254 | LICCNV |
| 1996-09-11 | KDU254 | LIREN |
| 1996-09-11 | KDU254 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1178343 | 2026-08-02 01:15:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KDU254 | ULS 1178343 | 2026-08-02 01:15:31 |
| Status | A | ULS 1178343 | 2026-08-02 01:15:31 |
| Service | PW | ULS 1178343 | 2026-08-02 01:15:31 |
| Grant Date | 2021-08-26 | ULS 1178343 | 2026-08-02 01:15:31 |
| Expiration Date | 2031-11-13 | ULS 1178343 | 2026-08-02 01:15:31 |