Universal Licensing System
WRHT257
Acorn Development LLC
License details
| ULS identifier | 4301552 |
|---|
| Call sign | WRHT257 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2020-06-12 |
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| Expiration | 2030-06-12 |
|---|
| Frequency range | 451.3875 - 469.275 MHz (7 frequencies) |
|---|
| Locations | 3 |
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| Representative location | BELLEVUE, KING, WA |
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| Coordinates | 47.6159444, -122.1956389 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:23:51 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | MO | 451.38750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 452.06250000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 452.68750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 456.38750000 | | | 5.000000 | 5.000000 | |
| 3 | 1 | MO | 457.68750000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 464.27500000 | | | 40.000000 | 25.000000 | |
| 2 | 1 | MO | 464.27500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 469.27500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 451.38750000 | | 7K60FXE |
| 3 | 1 | 451.38750000 | | 11K2F3E |
| 3 | 1 | 452.06250000 | | 7K60FXE |
| 3 | 1 | 452.06250000 | | 11K2F3E |
| 3 | 1 | 452.68750000 | | 11K2F3E |
| 3 | 1 | 452.68750000 | | 7K60FXE |
| 3 | 1 | 456.38750000 | | 11K2F3E |
| 3 | 1 | 456.38750000 | | 7K60FXE |
| 3 | 1 | 457.68750000 | | 7K60FXE |
| 3 | 1 | 457.68750000 | | 11K2F3E |
| 1 | 1 | 464.27500000 | | 11K2F3E |
| 1 | 1 | 464.27500000 | | 7K60FXE |
| 2 | 1 | 464.27500000 | | 11K2F3E |
| 2 | 1 | 464.27500000 | | 7K60FXE |
| 2 | 1 | 469.27500000 | | 7K60FXE |
| 2 | 1 | 469.27500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 600 108TH AVE NE, SUITE 1002, BELLEVUE, KING, WA | 47.61594444, -122.19563889 | 56.000 m | B | 30.000 m structure / 30.000 m overall | |
| 2 | T | | | | | | |
| 3 | T | BELLEVUE, KING, WA | 47.61594444, -122.19563889 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 9.000 m | | | | -2.900 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 600 108TH AVE NE, SUITE 1002, BELLEVUE, WA | KING | 4255511995 |
License history
| Date | File or call sign | Action |
|---|
| 2021-03-16 | WRHT257 | LETCNS |
| 2020-06-12 | WRHT257 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4301552 | 2026-08-02 01:23:51 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRHT257 | ULS 4301552 | 2026-08-02 01:23:51 |
| Status | A | ULS 4301552 | 2026-08-02 01:23:51 |
| Service | IG | ULS 4301552 | 2026-08-02 01:23:51 |
| Grant Date | 2020-06-12 | ULS 4301552 | 2026-08-02 01:23:51 |
| Expiration Date | 2030-06-12 | ULS 4301552 | 2026-08-02 01:23:51 |