Universal Licensing System
KNNU509
TRI TECH CONSTRUCTION
License details
| ULS identifier | 1635481 |
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| Call sign | KNNU509 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2011-05-03 |
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| Expiration | 2021-05-07 |
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| Cancellation | 2021-07-17 |
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| Frequency range | 464.775 MHz |
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| Locations | 1 |
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| Representative location | LEE, IA |
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| Coordinates | 40.3897778, -91.3959722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:50 |
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Licensee
| Name | TRI TECH CONSTRUCTION |
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| Applicant type | C |
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| FRN | 0005263934 |
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| Location | KEOKUK, IA |
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| Address | 34 SOUTH 30TH STREET, KEOKUK, IA, 52632 |
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| Phone | 3195249002 |
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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 | 1 | MO | 464.77500000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.77500000 | | 11K3F3E |
| 1 | 1 | 464.77500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LEE, IA | 40.38977778, -91.39597222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 1824 BLONDEAU, KEOKUK, IA | | 3195249002 |
License history
| Date | File or call sign | Action |
|---|
| 2021-07-17 | KNNU509 | LIEXP |
| 2021-02-08 | KNNU509 | LETRES |
| 2011-05-03 | KNNU509 | LIREN |
| 2011-03-21 | KNNU509 | LTSAPR |
| 2011-02-14 | KNNU509 | LETRES |
| 2001-12-13 | KNNU509 | LIAUA |
| 2001-12-07 | KNNU509 | AUDOPR |
| 2001-05-30 | KNNU509 | LIREN |
| 2001-02-13 | KNNU509 | LETRES |
| 2000-11-23 | KNNU509 | LICCNV |
| 1996-05-07 | KNNU509 | AUTHPR |
| 1996-05-07 | KNNU509 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1635481 | 2026-08-02 01:14:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNU509 | ULS 1635481 | 2026-08-02 01:14:50 |
| Status | E | ULS 1635481 | 2026-08-02 01:14:50 |
| Service | IG | ULS 1635481 | 2026-08-02 01:14:50 |
| Grant Date | 2011-05-03 | ULS 1635481 | 2026-08-02 01:14:50 |
| Expiration Date | 2021-05-07 | ULS 1635481 | 2026-08-02 01:14:50 |
| Cancellation Date | 2021-07-17 | ULS 1635481 | 2026-08-02 01:14:50 |