Universal Licensing System
WRMF509
State of MN MnDOT Aeronautics
License details
| ULS identifier | 4430389 |
|---|
| Call sign | WRMF509 |
|---|
| Radio service | AR |
|---|
| Status | A |
|---|
| Grant date | 2021-03-31 |
|---|
| Expiration | 2031-03-31 |
|---|
| Frequency range | 333.35 MHz |
|---|
| Locations | 1 |
|---|
| Representative location | HIBBING, ST. LOUIS, MN |
|---|
| Coordinates | 47.3891667, -92.8461111 |
|---|
| Source archive | l_coast.zip |
|---|
| Dataset refreshed | 2026-08-17 01:05:28 |
|---|
Licensee
| Name | State of MN MnDOT Aeronautics |
|---|
| Applicant type | G |
|---|
| FRN | 0005942859 |
|---|
| Location | St. Paul, MN |
|---|
| Address | 395 John Ireland Boulevard, Mail Stop 410, St. Paul, MN, 551551800 |
|---|
| Phone | 6514855365 |
|---|
| Email | [email protected] |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | RLG | 333.35000000 | | | 4.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 333.35000000 | | 300HA1N |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CHISHOLM HIBBING MUNICIPAL AIRPORT, HIBBING, ST. LOUIS, MN | 47.38916667, -92.84611111 | 411.000 m | LTOWER | 15.000 m structure / 15.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | H | | 312.0000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-12-28 | WRMF509 | LETCNS |
| 2021-06-11 | WRMF509 | LIAUA |
| 2021-04-01 | WRMF509 | AUTHPR |
| 2021-03-31 | WRMF509 | LIISS |
| 2021-03-31 | WRMF509 | INTDUP |
| 2021-03-31 | WRMF509 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4430389 | 2026-08-17 01:05:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRMF509 | ULS 4430389 | 2026-08-17 01:05:28 |
| Status | A | ULS 4430389 | 2026-08-17 01:05:28 |
| Service | AR | ULS 4430389 | 2026-08-17 01:05:28 |
| Grant Date | 2021-03-31 | ULS 4430389 | 2026-08-17 01:05:28 |
| Expiration Date | 2031-03-31 | ULS 4430389 | 2026-08-17 01:05:28 |