Universal Licensing System
WQXW399
SOO SYSTEM RADIO COMMUNICATIONS CORPORATION
License details
| ULS identifier | 3826208 |
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| Call sign | WQXW399 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2026-05-07 |
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| Expiration | 2036-06-28 |
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| Frequency range | 451.35 - 462.4 MHz (4 frequencies) |
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| Locations | 4 |
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| Representative location | ST PAUL, RAMSEY, MN |
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| Coordinates | 44.9390556, -93.0418889 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:11:58 |
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Licensee
| Name | SOO SYSTEM RADIO COMMUNICATIONS CORPORATION |
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| Applicant type | C |
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| FRN | 0002606689 |
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| Location | Minneapolis, MN |
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| Address | 5th Floor - 120 South 6th Street, Minneapolis, MN, 55402 |
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| Phone | 6128515696 |
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| Email | [email protected] |
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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 | FX1 | 451.35000000 | | | 1.000000 | 2.000000 | |
| 2 | 1 | MO | 456.35000000 | | | 0.450000 | 1.000000 | |
| 3 | 1 | FX1 | 457.40000000 | | | 2.000000 | 4.000000 | |
| 4 | 1 | MO | 462.40000000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.35000000 | | 9K80F1D |
| 2 | 1 | 456.35000000 | | 9K80F1D |
| 3 | 1 | 457.40000000 | | 11K3F9W |
| 4 | 1 | 462.40000000 | | 11K3F9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | St Yard - AT1 Light Pole, ST PAUL, RAMSEY, MN | 44.93905556, -93.04188889 | 213.900 m | UPOLE | 27.400 m structure / 27.400 m overall | |
| 2 | T | CP Rail - St Yard, ST PAUL, RAMSEY, MN | 44.93905556, -93.04188889 | | | | |
| 3 | T | St Yard - HESC Back Up Light Pole, ST PAUL, RAMSEY, MN | 44.93088889, -93.02633333 | 216.700 m | UPOLE | 27.400 m structure / 27.400 m overall | |
| 4 | T | CP Rail - St Yard, ST PAUL, RAMSEY, MN | 44.93088889, -93.02633333 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 27.400 m | V | 5.5000 | 60.0000 | -34.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | 27.400 m | V | 5.5000 | 50.0000 | -31.000 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 120 SOUTH 6TH STREET, MINNEAPOLIS, MN | HENNEPIN | 6128515696 |
License history
| Date | File or call sign | Action |
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| 2026-05-07 | WQXW399 | LIREN |
| 2026-04-06 | WQXW399 | LETRES |
| 2020-10-29 | WQXW399 | LIAUA |
| 2018-02-14 | WQXW399 | LIAUA |
| 2017-02-02 | WQXW399 | LIAUA |
| 2016-06-28 | WQXW399 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3826208 | 2026-08-02 01:11:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WQXW399 | ULS 3826208 | 2026-08-02 01:11:58 |
| Status | A | ULS 3826208 | 2026-08-02 01:11:58 |
| Service | IG | ULS 3826208 | 2026-08-02 01:11:58 |
| Grant Date | 2026-05-07 | ULS 3826208 | 2026-08-02 01:11:58 |
| Expiration Date | 2036-06-28 | ULS 3826208 | 2026-08-02 01:11:58 |