Universal Licensing System
WRVM290
KAMSTRUP WATER METERING, LLC
License details
| ULS identifier | 4698015 |
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| Call sign | WRVM290 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2022-12-08 |
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| Expiration | 2032-12-08 |
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| Frequency range | 452.425 - 457.425 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | FRIDAY HARBOR, SAN JUAN, WA |
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| Coordinates | 48.5568611, -123.0262778 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 452.42500000 | | | 7.700000 | 7.700000 | |
| 2 | 1 | FXO | 452.42500000 | | | 7.700000 | 7.700000 | |
| 3 | 1 | FXOT | 457.42500000 | | | 0.200000 | 0.800000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 452.42500000 | | 11K0F1D |
| 2 | 1 | 452.42500000 | | 11K0F1D |
| 3 | 1 | 457.42500000 | | 11K0F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 193 CHANNEL HEIGHTS WAY, FRIDAY HARBOR, SAN JUAN, WA | 48.55686111, -123.02627778 | 135.000 m | TANK | 10.000 m structure / 12.000 m overall | |
| 2 | T | 501 MARGUERITE PL S, FRIDAY HARBOR, SAN JUAN, WA | 48.53141667, -123.02725000 | 49.000 m | TANK | 20.000 m structure / 22.000 m overall | |
| 3 | T | FRIDAY HARBOR, SAN JUAN, WA | 48.55686111, -123.02627778 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 12.000 m | | | | 75.600 | |
| 1 | 2 | T | | 22.000 m | | | | 15.400 | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 245 HEMBREE PARK DRIVE, STE. 110, ROSWELL, GA | FULTON | 4048356716 |
License history
| Date | File or call sign | Action |
|---|
| 2022-12-08 | WRVM290 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 4698015 | 2026-08-02 01:22:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRVM290 | ULS 4698015 | 2026-08-02 01:22:04 |
| Status | A | ULS 4698015 | 2026-08-02 01:22:04 |
| Service | IG | ULS 4698015 | 2026-08-02 01:22:04 |
| Grant Date | 2022-12-08 | ULS 4698015 | 2026-08-02 01:22:04 |
| Expiration Date | 2032-12-08 | ULS 4698015 | 2026-08-02 01:22:04 |