Universal Licensing System
WRKQ285
Charter Mechanical Contractors, Inc.
License details
| ULS identifier | 4381735 |
|---|
| Call sign | WRKQ285 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-01-28 |
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| Expiration | 2031-01-28 |
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| Frequency range | 461.0375 - 464.5375 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | OR |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:07 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 461.03750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 462.88750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 462.91250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MOI | 464.53750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.03750000 | | 11K0F3E |
| 1 | 1 | 461.03750000 | | 7K60F1W |
| 1 | 1 | 462.88750000 | | 11K0F3E |
| 1 | 1 | 462.88750000 | | 7K60F1W |
| 1 | 1 | 462.91250000 | | 11K0F3E |
| 1 | 1 | 462.91250000 | | 7K60F1W |
| 1 | 1 | 464.48750000 | | 11K0F3E |
| 1 | 1 | 464.48750000 | | 7K60F1W |
| 1 | 1 | 464.53750000 | | 7K60F1W |
| 1 | 1 | 464.53750000 | | 11K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | OR | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 7940 SW Hunziker St, Portland, OR | MULTNOMAH | 5036911700 |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-28 | WRKQ285 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4381735 | 2026-08-02 01:22:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRKQ285 | ULS 4381735 | 2026-08-02 01:22:07 |
| Status | A | ULS 4381735 | 2026-08-02 01:22:07 |
| Service | IG | ULS 4381735 | 2026-08-02 01:22:07 |
| Grant Date | 2021-01-28 | ULS 4381735 | 2026-08-02 01:22:07 |
| Expiration Date | 2031-01-28 | ULS 4381735 | 2026-08-02 01:22:07 |