Universal Licensing System
WLJ640
UNIVERSITY OF NORTHERN IOWA
License details
| ULS identifier | 992840 |
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| Call sign | WLJ640 |
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| Radio service | AS |
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| Status | C |
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| Grant date | 1999-01-04 |
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| Expiration | 2005-02-01 |
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| Cancellation | 2004-11-09 |
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| Frequency range | 947.5 MHz |
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| Locations | 2 |
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| Representative location | CEDAR FALLS, BLACK HAWK, IA |
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| Coordinates | 42.5133333, -92.4747222 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:04 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FXO | 947.50000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 947.50000000 | | 400KF9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 2423 27TH STREET, CEDAR FALLS, BLACK HAWK, IA | 42.51333333, -92.47472222 | 305.700 m | TOWER | 70.100 m structure / 70.100 m overall | N |
| 2 | R | | 42.83136111, -92.76238889 | 318.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | ANIXTER-MARK P-996-GRN-M1 | | V | 25.0000 | 325.4000 | | |
| 1 | 2 | R | ANIXTER-MARK P-996-GRN-M1 | | | 25.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2004-11-10 | WLJ640 | LICAN |
| 2003-06-03 | WLJ640 | LIMOD |
| 2003-01-29 | WLJ640 | PNACT |
| 2003-01-22 | WLJ640 | AUTHPR |
| 2003-01-21 | WLJ640 | LIMOD |
| 2000-03-16 | WLJ640 | LIMOD |
| 1999-08-14 | WLJ640 | LICCNV |
| 1999-01-04 | WLJ640 | LIMOD |
| 1998-10-30 | WLJ640 | COR |
| 1995-04-03 | WLJ640 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 992840 | 2026-08-02 02:48:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLJ640 | ULS 992840 | 2026-08-02 02:48:04 |
| Status | C | ULS 992840 | 2026-08-02 02:48:04 |
| Service | AS | ULS 992840 | 2026-08-02 02:48:04 |
| Grant Date | 1999-01-04 | ULS 992840 | 2026-08-02 02:48:04 |
| Expiration Date | 2005-02-01 | ULS 992840 | 2026-08-02 02:48:04 |
| Cancellation Date | 2004-11-09 | ULS 992840 | 2026-08-02 02:48:04 |