Universal Licensing System
KNNW983
NDSU LANGDON RESEARCH CENTER
License details
| ULS identifier | 1636172 |
|---|
| Call sign | KNNW983 |
|---|
| Radio service | IG |
|---|
| Status | E |
|---|
| Grant date | 1996-06-12 |
|---|
| Expiration | 2001-06-12 |
|---|
| Cancellation | 2001-08-12 |
|---|
| Frequency range | 151.715 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | LANGDON, CAVALIER, ND |
|---|
| Coordinates | 48.7566667, -98.3409444 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:27:59 |
|---|
Licensee
| Name | NDSU LANGDON RESEARCH CENTER |
|---|
| Applicant type | G |
|---|
| Location | LANGDON, ND |
|---|
| Address | LANGDON, ND, 58249 |
|---|
| Phone | 7012562582 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 151.71500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | MO | 151.71500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 151.71500000 | | 20K0F3E |
| 2 | 1 | 151.71500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 1 MI E 1/2 MI S, LANGDON, CAVALIER, ND | 48.75666667, -98.34094444 | 495.000 m | B | 7.000 m structure / 10.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 10.000 m | | | | 18.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | RIGHT TURN 1 MI E THEN LEFT 1/2 MI S OF FIRST TURN, LANGDON, ND | | 7012562582 |
License history
| Date | File or call sign | Action |
|---|
| 2001-10-26 | KNNW983 | AUDCAN |
| 2001-08-12 | KNNW983 | LIEXP |
| 2001-03-19 | KNNW983 | LETRES |
| 2000-11-23 | KNNW983 | LICCNV |
| 1996-06-12 | KNNW983 | AUTHPR |
| 1996-06-12 | KNNW983 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1636172 | 2026-08-02 01:27:59 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNW983 | ULS 1636172 | 2026-08-02 01:27:59 |
| Status | E | ULS 1636172 | 2026-08-02 01:27:59 |
| Service | IG | ULS 1636172 | 2026-08-02 01:27:59 |
| Grant Date | 1996-06-12 | ULS 1636172 | 2026-08-02 01:27:59 |
| Expiration Date | 2001-06-12 | ULS 1636172 | 2026-08-02 01:27:59 |
| Cancellation Date | 2001-08-12 | ULS 1636172 | 2026-08-02 01:27:59 |