Universal Licensing System
WRKZ253
TMDuncan LLC
License details
| ULS identifier | 4398460 |
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| Call sign | WRKZ253 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-03-09 |
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| Expiration | 2031-03-09 |
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| Frequency range | 464.2875 - 469.2875 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | Montour, TAMA, IA |
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| Coordinates | 42.0271389, -92.7099167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:19 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 464.28750000 | | | 50.000000 | 100.000000 | |
| 2 | 1 | MO | 464.28750000 | | | 50.000000 | 100.000000 | |
| 1 | 1 | MO | 469.28750000 | | | 50.000000 | 100.000000 | |
| 2 | 1 | MO | 469.28750000 | | | 50.000000 | 100.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.28750000 | | 4K00F1E |
| 1 | 1 | 464.28750000 | | 11K2F3E |
| 2 | 1 | 464.28750000 | | 4K00F1E |
| 2 | 1 | 464.28750000 | | 11K2F3E |
| 1 | 1 | 469.28750000 | | 4K00F1E |
| 1 | 1 | 469.28750000 | | 11K2F3E |
| 2 | 1 | 469.28750000 | | 4K00F1E |
| 2 | 1 | 469.28750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2855 D Ave, Montour, TAMA, IA | 42.02713889, -92.70991667 | | | | |
| 2 | T | 496 260th Street, Ogden, BOONE, IA | 41.97741667, -94.06966667 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2855 D Ave, Montour, IA | TAMA | 6417514197 |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-07 | WRKZ253 | LETCNS |
| 2021-03-09 | WRKZ253 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4398460 | 2026-08-02 01:22:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKZ253 | ULS 4398460 | 2026-08-02 01:22:19 |
| Status | A | ULS 4398460 | 2026-08-02 01:22:19 |
| Service | IG | ULS 4398460 | 2026-08-02 01:22:19 |
| Grant Date | 2021-03-09 | ULS 4398460 | 2026-08-02 01:22:19 |
| Expiration Date | 2031-03-09 | ULS 4398460 | 2026-08-02 01:22:19 |