Universal Licensing System
WPYU590
POWESHIEK, COUNTY OF
License details
| ULS identifier | 2557759 |
|---|
| Call sign | WPYU590 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2023-08-05 |
|---|
| Expiration | 2033-10-30 |
|---|
| Frequency range | 453.1625 - 453.8125 MHz (8 frequencies) |
|---|
| Locations | 1 |
|---|
| Representative location | GRINNELL, POWESHIEK, IA |
|---|
| Coordinates | 41.7438056, -92.7281389 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:24:10 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX1 | 453.16250000 | | | 5.000000 | 20.000000 | |
| 1 | 1 | FX1 | 453.51250000 | | | 5.000000 | 20.000000 | |
| 2 | 1 | FX1 | 453.56250000 | | | 5.000000 | 20.000000 | |
| 2 | 1 | FX1 | 453.58750000 | | | 5.000000 | 20.000000 | |
| 4 | 1 | FX1 | 453.61250000 | | | 5.000000 | 20.000000 | |
| 3 | 1 | FX1 | 453.63750000 | | | 5.000000 | 20.000000 | |
| 3 | 1 | FX1 | 453.68750000 | | | 5.000000 | 20.000000 | |
| 4 | 1 | FX1 | 453.81250000 | | | 5.000000 | 20.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 453.16250000 | | 11K0F3E |
| 1 | 1 | 453.51250000 | | 11K0F3E |
| 2 | 1 | 453.56250000 | | 11K0F3E |
| 2 | 1 | 453.58750000 | | 11K0F3E |
| 4 | 1 | 453.61250000 | | 11K0F3E |
| 3 | 1 | 453.63750000 | | 11K0F3E |
| 3 | 1 | 453.68750000 | | 11K0F3E |
| 4 | 1 | 453.81250000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 0.7 MILES SOUTH OF INT OF HWY 146 & CTY RD F57, SEARSBORO, POWESHIEK, IA | 41.56386111, -92.65852778 | 275.000 m | TOWER | 24.000 m structure / 24.000 m overall | |
| 2 | T | 4.4 MILES N ON COUNTY RD V18 FROM INT. OF US HWY 6, BROOKLYN, POWESHIEK, IA | 41.80608333, -92.43991667 | 295.000 m | TANK | 41.000 m structure / 41.000 m overall | |
| 3 | T | 1.6 MILES N & 1.5 MILES E OF INT. HWY 85 & HWY 21, DEEP RIVER, POWESHIEK, IA | 41.55250000, -92.32602778 | 276.000 m | TANK | 41.000 m structure / 41.000 m overall | |
| 4 | T | 609 4TH AVENUE, GRINNELL, POWESHIEK, IA | 41.74380556, -92.72813889 | 310.500 m | TOWER | 45.700 m structure / 48.700 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 | | 9.2000 | | 30.000 | |
| 1 | 2 | T | | 30.000 m | | 9.2000 | | 62.300 | |
| 1 | 3 | T | | 30.000 m | | 9.2000 | | 62.600 | |
| 1 | 4 | | | 37.000 m | | 9.2000 | 121.0000 | 56.500 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 201 S. 3RD ST, MONTEZUMA, IA | POWESHIEK | 6416235679 |
License history
| Date | File or call sign | Action |
|---|
| 2025-02-14 | WPYU590 | LIAUA |
| 2023-08-05 | WPYU590 | LIREN |
| 2013-08-06 | WPYU590 | LIREN |
| 2013-08-05 | WPYU590 | LETRES |
| 2013-08-05 | WPYU590 | ESUAPR |
| 2013-08-01 | WPYU590 | ESURNW |
| 2008-03-12 | WPYU590 | LIMOD |
| 2007-12-20 | WPYU590 | LIMOD |
| 2003-10-30 | WPYU590 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2557759 | 2026-08-02 01:24:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPYU590 | ULS 2557759 | 2026-08-02 01:24:10 |
| Status | A | ULS 2557759 | 2026-08-02 01:24:10 |
| Service | PW | ULS 2557759 | 2026-08-02 01:24:10 |
| Grant Date | 2023-08-05 | ULS 2557759 | 2026-08-02 01:24:10 |
| Expiration Date | 2033-10-30 | ULS 2557759 | 2026-08-02 01:24:10 |