Universal Licensing System
KDU577
RAMSEY, COUNTY OF
License details
| ULS identifier | 1206750 |
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| Call sign | KDU577 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2021-08-28 |
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| Expiration | 2031-10-24 |
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| Frequency range | 153.86 - 155.04 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | WEBSTER, RAMSEY, ND |
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| Coordinates | 48.2783333, -98.8765278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:02 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 153.86000000 | | | 90.000000 | | |
| 2 | 1 | MO | 153.86000000 | | | 90.000000 | | |
| 2 | 1 | MO | 155.04000000 | | | 90.000000 | | |
| 3 | 1 | FB | 155.04000000 | | | 90.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 153.86000000 | | 11K2F3E |
| 2 | 1 | 153.86000000 | | 11K2F3E |
| 2 | 1 | 155.04000000 | | 11K2F3E |
| 3 | 1 | 155.04000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ND | | | | | |
| 2 | T | | | | | | |
| 3 | T | LOT 8 BLOCK 8 FREHWATER TWP, WEBSTER, RAMSEY, ND | 48.27833333, -98.87652778 | 442.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 6.000 m | | | | | |
Control points
| Number | Address | County | Phone |
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| 2 | RAMSEY COUNTY COURTHOUSE, DEVILS LAKE, ND | RAMSEY | 7016627001 |
License history
| Date | File or call sign | Action |
|---|
| 2021-08-28 | KDU577 | LIREN |
| 2017-06-26 | KDU577 | LIMOD |
| 2012-04-24 | KDU577 | LIMOD |
| 2012-03-06 | KDU577 | ESCAPR |
| 2011-09-23 | KDU577 | LTSAPR |
| 2011-09-22 | KDU577 | LIREN |
| 2011-08-01 | KDU577 | LETRES |
| 2006-08-08 | KDU577 | LTSAPR |
| 2006-08-08 | KDU577 | LIAUA |
| 2002-02-07 | KDU577 | AUDOPR |
| 2001-08-23 | KDU577 | LIREN |
| 2001-07-30 | KDU577 | LETRES |
| 2000-10-20 | KDU577 | LICCNV |
| 1996-08-29 | KDU577 | AUTHPR |
| 1996-08-29 | KDU577 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1206750 | 2026-08-02 01:11:02 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KDU577 | ULS 1206750 | 2026-08-02 01:11:02 |
| Status | A | ULS 1206750 | 2026-08-02 01:11:02 |
| Service | PW | ULS 1206750 | 2026-08-02 01:11:02 |
| Grant Date | 2021-08-28 | ULS 1206750 | 2026-08-02 01:11:02 |
| Expiration Date | 2031-10-24 | ULS 1206750 | 2026-08-02 01:11:02 |