Universal Licensing System
KDU631
FORUM COMMUNICATIONS CO
License details
| ULS identifier | 1106528 |
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| Call sign | KDU631 |
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| Radio service | RP |
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| Status | E |
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| Grant date | 1974-03-28 |
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| Expiration | 1977-04-01 |
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| Cancellation | 2000-09-24 |
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| Frequency range | 26.07 MHz |
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| Locations | 1 |
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| Representative location | CRANDALL, DAY, SD |
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| Coordinates | 45.1088611, -97.8920278 |
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| Source archive | l_LMbcast.zip |
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| Dataset refreshed | 2026-08-09 00:48:20 |
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Licensee
| Name | FORUM COMMUNICATIONS CO |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 26.07000000 | | | 60.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 26.07000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | CRANDALL, DAY, SD | 45.10886111, -97.89202778 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2000-09-24 | KDU631 | LIEXP |
| 2000-09-15 | KDU631 | LICCNV |
| 1974-03-28 | KDU631 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1106528 | 2026-08-09 00:48:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KDU631 | ULS 1106528 | 2026-08-09 00:48:20 |
| Status | E | ULS 1106528 | 2026-08-09 00:48:20 |
| Service | RP | ULS 1106528 | 2026-08-09 00:48:20 |
| Grant Date | 1974-03-28 | ULS 1106528 | 2026-08-09 00:48:20 |
| Expiration Date | 1977-04-01 | ULS 1106528 | 2026-08-09 00:48:20 |
| Cancellation Date | 2000-09-24 | ULS 1106528 | 2026-08-09 00:48:20 |