Universal Licensing System
WRPZ434
Aviation Spectrum Resources Inc
License details
| ULS identifier | 4579619 |
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| Call sign | WRPZ434 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2022-04-06 |
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| Expiration | 2032-04-06 |
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| Frequency range | 131.825 MHz |
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| Locations | 1 |
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| Representative location | Grand Rapids, KENT, MI |
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| Coordinates | 42.8815278, -85.5289722 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-23 22:29:03 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 131.82500000 | | | 10.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.82500000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Gerald R Ford International Airport, Grand Rapids, KENT, MI | 42.88152778, -85.52897222 | 239.500 m | BANT | 12.100 m structure / 14.600 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 14.600 m | | | 360.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2023-12-27 | WRPZ434 | LIMOD |
| 2022-04-06 | WRPZ434 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4579619 | 2026-08-23 22:29:03 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRPZ434 | ULS 4579619 | 2026-08-23 22:29:03 |
| Status | A | ULS 4579619 | 2026-08-23 22:29:03 |
| Service | AF | ULS 4579619 | 2026-08-23 22:29:03 |
| Grant Date | 2022-04-06 | ULS 4579619 | 2026-08-23 22:29:03 |
| Expiration Date | 2032-04-06 | ULS 4579619 | 2026-08-23 22:29:03 |