Universal Licensing System
WRDU883
THE MINNESOTA HISTORICAL SOCIETY
License details
| ULS identifier | 4183134 |
|---|---|
| Call sign | WRDU883 |
| Radio service | IG |
| Status | A |
| Grant date | 2019-07-25 |
| Expiration | 2029-07-25 |
| Frequency range | 151.52 - 160.005 MHz (10 frequencies) |
| Locations | 2 |
| Representative location | Grand Rapids, ITASCA, MN |
| Coordinates | 47.2223611, -93.5661389 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:22:59 |
Licensee
| Name | THE MINNESOTA HISTORICAL SOCIETY |
|---|---|
| Applicant type | U |
| FRN | 0028549335 |
| Location | SAINT PAUL, MN |
| Address | 345 KELLOGG BLVD W, SAINT PAUL, MN, 551021903 |
| Phone | 6122593487 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | MO | 151.52000000 | 5.000000 | 5.000000 | |||
| 2 | 1 | MO | 151.58000000 | 5.000000 | 5.000000 | |||
| 3 | 1 | MO | 151.79000000 | 5.000000 | 5.000000 | |||
| 4 | 1 | MO | 151.85000000 | 5.000000 | 5.000000 | |||
| 9 | 1 | FB | 151.85000000 | 25.000000 | 15.000000 | |||
| 10 | 1 | MO | 151.85000000 | 5.000000 | 5.000000 | |||
| 5 | 1 | MO | 152.94500000 | 5.000000 | 5.000000 | |||
| 9 | 1 | FB | 154.54000000 | 25.000000 | 15.000000 | |||
| 10 | 1 | MO | 154.54000000 | 5.000000 | 5.000000 | |||
| 8 | 1 | MO | 159.49500000 | 5.000000 | 5.000000 | |||
| 6 | 1 | MO | 159.52500000 | 5.000000 | 5.000000 | |||
| 8 | 1 | MO | 159.57000000 | 5.000000 | 5.000000 | |||
| 7 | 1 | MO | 160.00500000 | 5.000000 | 5.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 151.52000000 | 11K2F3E | |
| 2 | 1 | 151.58000000 | 11K2F3E | |
| 3 | 1 | 151.79000000 | 11K2F3E | |
| 4 | 1 | 151.85000000 | 11K2F3E | |
| 9 | 1 | 151.85000000 | 11K2F3E | |
| 10 | 1 | 151.85000000 | 11K2F3E | |
| 5 | 1 | 152.94500000 | 11K2F3E | |
| 9 | 1 | 154.54000000 | 11K2F3E | |
| 10 | 1 | 154.54000000 | 11K2F3E | |
| 8 | 1 | 159.49500000 | 11K2F3E | |
| 6 | 1 | 159.52500000 | 11K2F3E | |
| 8 | 1 | 159.57000000 | 11K2F3E | |
| 7 | 1 | 160.00500000 | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 27160 COUNTY RD 2, COMFREY, COTTONWOOD, MN | 44.09080556, -95.06011111 | ||||
| 2 | T | 1620 LINDBERGH DRIVE S, LITTLE FALLS, MORRISON, MN | 45.95983333, -94.38688889 | ||||
| 3 | T | 43411 OODENA DR., ONAMIA, MILLE LACS, MN | 46.17661111, -93.75580556 | ||||
| 4 | T | 2609 COUNTY RD 76, GRAND RAPIDS, ITASCA, MN | 47.22433333, -93.56858333 | ||||
| 5 | T | ELK RIVER, SHERBURNE, MN | 45.26025000, -93.53841667 | ||||
| 6 | T | 12551 VOYAGEUR LANE, PINE CITY, PINE, MN | 45.81997222, -93.00880556 | ||||
| 7 | T | 21899 COUNTY RD 118, PRESTON, FILLMORE, MN | 43.64272222, -92.21483333 | ||||
| 8 | T | 3713 SPLIT ROCK LIGHTHOUSE RD, TWO HARBORS, LAKE, MN | 47.19997222, -91.36700000 | ||||
| 9 | T | 2609 County Road 76, Grand Rapids, ITASCA, MN | 47.22236111, -93.56613889 | 397.000 m | BANT | 7.000 m structure / 12.000 m overall | N |
| 10 | T | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | |||||||
| 1 | 2 | T | |||||||
| 1 | 3 | T | |||||||
| 1 | 4 | T | |||||||
| 1 | 5 | T | |||||||
| 1 | 6 | T | |||||||
| 1 | 7 | T | |||||||
| 1 | 8 | T | |||||||
| 1 | 9 | T | 12.000 m | V | 5.900 | ||||
| 1 | 10 | T |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | 27160 COUNTY RD 2, COMFREY, MN | COTTONWOOD | 6122593487 |
| 2 | 1620 LINDBERGH DRIVE S, LITTLE FALLS, MN | MORRISON | 6122593487 |
| 3 | 43411 OODENA DR., ONAMIA, MN | MILLE LACS | 6122593487 |
| 4 | 2609 COUNTY RD 76, GRAND RAPIDS, MN | ITASCA | 6122593487 |
| 5 | 15788 KELLEY FARM RD NW, ELK RIVER, MN | SHERBURNE | 6122593487 |
| 6 | 12551 VOYAGEUR LANE, PINE CITY, MN | PINE | 6122593487 |
| 7 | 21899 COUNTY RD 118, PRESTON, MN | FILLMORE | 6122593487 |
| 8 | 3713 SPLIT ROCK LIGHTHOUSE RD, TWO HARBORS, MN | LAKE | 6122593487 |
Special conditions
| Type | Condition code |
|---|---|
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2020-04-28 | WRDU883 | LETCNS |
| 2020-03-11 | WRDU883 | LIMOD |
| 2019-07-25 | WRDU883 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 4183134 | 2026-08-02 01:22:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WRDU883 | ULS 4183134 | 2026-08-02 01:22:59 |
| Status | A | ULS 4183134 | 2026-08-02 01:22:59 |
| Service | IG | ULS 4183134 | 2026-08-02 01:22:59 |
| Grant Date | 2019-07-25 | ULS 4183134 | 2026-08-02 01:22:59 |
| Expiration Date | 2029-07-25 | ULS 4183134 | 2026-08-02 01:22:59 |