Universal Licensing System
KZE4
Aviation Spectrum Resources Inc
License details
| ULS identifier | 1973297 |
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| Call sign | KZE4 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2016-10-25 |
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| Expiration | 2026-11-14 |
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| Frequency range | 131.85 MHz |
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| Locations | 1 |
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| Representative location | PORTLAND, MULTNOMAH, OR |
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| Coordinates | 45.5831667, -122.5845278 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:29 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 131.85000000 | | | 55.000000 | | LL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.85000000 | | 6K00A3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | PORTLAND INTERNATIONAL AIRPORT, PORTLAND, MULTNOMAH, OR | 45.58316667, -122.58452778 | 8.000 m | | 6.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 8.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2016-10-25 | KZE4 | LIREN |
| 2016-08-22 | KZE4 | LETRES |
| 2015-02-06 | KZE4 | LIAUA |
| 2015-02-05 | KZE4 | ESUAPR |
| 2015-02-05 | KZE4 | LIAUA |
| 2015-02-04 | KZE4 | ESUAPR |
| 2007-03-01 | KZE4 | AUTHPR |
| 2006-10-17 | KZE4 | LIREN |
| 2006-08-21 | KZE4 | LETRES |
| 2006-03-07 | KZE4 | AUTHPR |
| 2006-01-01 | KZE4 | LIASS |
| 2005-07-25 | KZE4 | ESCAPR |
| 2001-10-02 | KZE4 | LIREN |
| 2001-08-20 | KZE4 | LETRES |
| 2001-04-27 | KZE4 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1973297 | 2026-08-02 02:08:29 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KZE4 | ULS 1973297 | 2026-08-02 02:08:29 |
| Status | A | ULS 1973297 | 2026-08-02 02:08:29 |
| Service | AF | ULS 1973297 | 2026-08-02 02:08:29 |
| Grant Date | 2016-10-25 | ULS 1973297 | 2026-08-02 02:08:29 |
| Expiration Date | 2026-11-14 | ULS 1973297 | 2026-08-02 02:08:29 |