Universal Licensing System
WQWC478
Sunstone Montessori School
License details
| ULS identifier | 3719116 |
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| Call sign | WQWC478 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-07-16 |
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| Expiration | 2025-07-16 |
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| Cancellation | 2025-09-20 |
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| Frequency range | 451.6875 - 457.8375 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | Portland, MULTNOMAH, OR |
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| Coordinates | 45.4795556, -122.6080278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:20:52 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MO | 451.68750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.13750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.83750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 456.68750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 457.83750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.68750000 | | 7K60FXE |
| 1 | 1 | 451.68750000 | | 4K00F1E |
| 1 | 1 | 451.68750000 | | 11K2F3E |
| 1 | 1 | 452.13750000 | | 11K2F3E |
| 1 | 1 | 452.13750000 | | 4K00F1E |
| 1 | 1 | 452.13750000 | | 7K60FXE |
| 1 | 1 | 452.83750000 | | 11K2F3E |
| 1 | 1 | 452.83750000 | | 4K00F1E |
| 1 | 1 | 452.83750000 | | 7K60FXE |
| 1 | 1 | 456.68750000 | | 4K00F1E |
| 1 | 1 | 456.68750000 | | 7K60FXE |
| 1 | 1 | 456.68750000 | | 11K2F3E |
| 1 | 1 | 457.83750000 | | 7K60FXE |
| 1 | 1 | 457.83750000 | | 11K2F3E |
| 1 | 1 | 457.83750000 | | 4K00F1E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | Portland, MULTNOMAH, OR | 45.47955556, -122.60802778 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 5235 SE Woodstock Blvd., Portland, OR | MULTNOMAH | 5037683847 |
License history
| Date | File or call sign | Action |
|---|
| 2025-09-20 | WQWC478 | LIEXP |
| 2025-04-21 | WQWC478 | LETRES |
| 2023-09-19 | WQWC478 | LIMOD |
| 2021-08-30 | WQWC478 | LIMOD |
| 2016-04-19 | WQWC478 | LETCNS |
| 2015-07-16 | WQWC478 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3719116 | 2026-08-02 01:20:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQWC478 | ULS 3719116 | 2026-08-02 01:20:52 |
| Status | E | ULS 3719116 | 2026-08-02 01:20:52 |
| Service | IG | ULS 3719116 | 2026-08-02 01:20:52 |
| Grant Date | 2015-07-16 | ULS 3719116 | 2026-08-02 01:20:52 |
| Expiration Date | 2025-07-16 | ULS 3719116 | 2026-08-02 01:20:52 |
| Cancellation Date | 2025-09-20 | ULS 3719116 | 2026-08-02 01:20:52 |