Universal Licensing System
WRAF645
SOO SYSTEM RADIO COMMUNICATIONS CORPORATION
License details
| ULS identifier | 3970854 |
|---|---|
| Call sign | WRAF645 |
| Radio service | IG |
| Status | A |
| Grant date | 2017-11-02 |
| Expiration | 2027-11-02 |
| Frequency range | 452.425 - 457.425 MHz (2 frequencies) |
| Locations | 6 |
| Representative location | DETROIT LAKES, BECKER, MN |
| Coordinates | 46.8051944, -95.8623056 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:11:58 |
Licensee
| Name | SOO SYSTEM RADIO COMMUNICATIONS CORPORATION |
|---|---|
| Applicant type | C |
| FRN | 0002606689 |
| Location | Minneapolis, MN |
| Address | 5th Floor - 120 South 6th Street, Minneapolis, MN, 55402 |
| Phone | 6128515696 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 4 | 1 | FXO | 452.42500000 | 5.000000 | 20.000000 | |||
| 1 | 1 | FXO | 457.42500000 | 5.000000 | 13.100000 | |||
| 2 | 1 | FXO | 457.42500000 | 5.000000 | 13.100000 | |||
| 3 | 1 | FXO | 457.42500000 | 5.000000 | 13.100000 | |||
| 5 | 1 | FXO | 457.42500000 | 5.000000 | 13.100000 | |||
| 6 | 1 | FXO | 457.42500000 | 5.000000 | 13.100000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 4 | 1 | 452.42500000 | 11K2F1D | |
| 4 | 1 | 452.42500000 | 4K00F1D | |
| 1 | 1 | 457.42500000 | 4K00F1D | |
| 1 | 1 | 457.42500000 | 11K2F1D | |
| 2 | 1 | 457.42500000 | 4K00F1D | |
| 2 | 1 | 457.42500000 | 11K2F1D | |
| 3 | 1 | 457.42500000 | 11K2F1D | |
| 3 | 1 | 457.42500000 | 4K00F1D | |
| 5 | 1 | 457.42500000 | 11K2F1D | |
| 5 | 1 | 457.42500000 | 4K00F1D | |
| 6 | 1 | 457.42500000 | 11K2F1D | |
| 6 | 1 | 457.42500000 | 4K00F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | Detroit Lakes Sub. Mi 212.85 East Siding Switch Detroit Lakes, DETROIT LAKES, BECKER, MN | 46.80519444, -95.86230556 | 411.000 m | PIPE | 6.100 m structure / 6.500 m overall | |
| 2 | T | Detroit Lakes Sub. Mi 214.05 West Siding Switch Detroit Lakes, DETROIT LAKES, BECKER, MN | 46.82025000, -95.85402778 | 415.000 m | PIPE | 6.100 m structure / 6.500 m overall | |
| 3 | T | Detroit Lakes Sub. Mi 214.4 BN Interchanges Switch Detroit Lakes, DETROIT LAKES, BECKER, MN | 46.82438889, -95.85638889 | 415.000 m | PIPE | 6.100 m structure / 6.500 m overall | |
| 4 | T | Detroit Lakes Sub Mi 221.73 Westbury Base, WESTBURY, BECKER, MN | 46.91977778, -95.91066667 | 442.000 m | LTOWER | 45.700 m structure / 48.700 m overall | |
| 5 | T | Detroit Lakes Sub. Mi 225.7 East FMR Siding Callaway, CALLAWAY, BECKER, MN | 46.97769444, -95.91116667 | 420.000 m | PIPE | 6.100 m structure / 6.500 m overall | |
| 6 | T | Detroit Lakes Sub Mi 226.6 West FMR Siding Switch Callaway, CALLAWAY, BECKER, MN | 46.98963889, -95.91252778 | 418.000 m | PIPE | 6.100 m structure / 6.500 m overall |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 6.500 m | V | 6.5000 | 345.0000 | -8.000 | ||
| 1 | 2 | T | 6.500 m | V | 6.5000 | 340.0000 | -5.000 | ||
| 1 | 3 | T | 6.500 m | V | 6.5000 | 340.0000 | -5.000 | ||
| 1 | 4 | T | 36.600 m | H | 10.0000 | 180.0000 | 60.000 | ||
| 1 | 5 | T | 6.500 m | V | 6.5000 | 180.0000 | 7.000 | ||
| 1 | 6 | T | 6.500 m | V | 6.5000 | 180.0000 | 6.000 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 120 South 6th Street, Minneapolis, MN | HENNEPIN | 6128515696 |
Special conditions
| Type | Condition code |
|---|---|
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2020-10-29 | WRAF645 | LIAUA |
| 2018-08-07 | WRAF645 | LETCNS |
| 2018-02-14 | WRAF645 | LIAUA |
| 2017-11-02 | WRAF645 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 3970854 | 2026-08-02 01:11:58 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRAF645 | ULS 3970854 | 2026-08-02 01:11:58 |
| Status | A | ULS 3970854 | 2026-08-02 01:11:58 |
| Service | IG | ULS 3970854 | 2026-08-02 01:11:58 |
| Grant Date | 2017-11-02 | ULS 3970854 | 2026-08-02 01:11:58 |
| Expiration Date | 2027-11-02 | ULS 3970854 | 2026-08-02 01:11:58 |