Universal Licensing System
WREN646
Aviation Spectrum Resources Inc
License details
| ULS identifier | 4219823 |
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| Call sign | WREN646 |
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| Radio service | AF |
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| Status | A |
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| Grant date | 2019-11-13 |
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| Expiration | 2029-11-13 |
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| Frequency range | 131.55 - 136.975 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | Portland, HARNEY, OR |
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| Coordinates | 43.5838889, -119.0547222 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:36 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FA | 131.55000000 | | | 25.000000 | | HL |
| 1 | 1 | FA | 136.97500000 | | | 25.000000 | | HL |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 131.55000000 | | 13K0A2D |
| 1 | 1 | 136.97500000 | | 14K0G1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Oregon City Hall Building, Portland, HARNEY, OR | 43.58388889, -119.05472222 | 1264.000 m | BANT | 19.800 m structure / 23.400 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 23.400 m | | | 360.0000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2551 Riva Road, Annapolis, MD | ANNE ARUNDEL | 4102664034 |
License history
| Date | File or call sign | Action |
|---|
| 2021-07-29 | WREN646 | LIAUA |
| 2019-11-13 | WREN646 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4219823 | 2026-08-02 02:08:36 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WREN646 | ULS 4219823 | 2026-08-02 02:08:36 |
| Status | A | ULS 4219823 | 2026-08-02 02:08:36 |
| Service | AF | ULS 4219823 | 2026-08-02 02:08:36 |
| Grant Date | 2019-11-13 | ULS 4219823 | 2026-08-02 02:08:36 |
| Expiration Date | 2029-11-13 | ULS 4219823 | 2026-08-02 02:08:36 |