Universal Licensing System
WLO575
WRVM, Inc.
License details
| ULS identifier | 996004 |
|---|
| Call sign | WLO575 |
|---|
| Radio service | AS |
|---|
| Status | A |
|---|
| Grant date | 1999-04-12 |
|---|
| Expiration | 2029-04-01 |
|---|
| Frequency range | 946 MHz |
|---|
| Locations | 2 |
|---|
| Representative location | DULUTH, ST. LOUIS, MN |
|---|
| Coordinates | 46.8329444, -92.1722222 |
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| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:44:53 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 946.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 946.00000000 | | 500KF9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 4604 Airpark Blvd, DULUTH, ST. LOUIS, MN | 46.83294444, -92.17222222 | 420.600 m | TOWER | 19.900 m structure / 19.900 m overall | N |
| 2 | R | | 46.78916667, -92.11944444 | 381.000 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Scala PR-450U | | H | 18.2000 | 140.0000 | | |
| 1 | 2 | R | Scala PR-450U | | | 18.2000 | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 806 E 4th Street, Duluth, MN | ST. LOUIS | 2187222727 |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-02 | WLO575 | PLAUPR |
| 2025-07-30 | WLO575 | PNACT |
| 2025-07-23 | WLO575 | LIMOD |
| 2021-05-05 | WLO575 | PNACT |
| 2021-04-29 | WLO575 | PLAUPR |
| 2021-04-28 | WLO575 | LIREN |
| 2019-09-10 | WLO575 | PARREB |
| 2017-04-04 | WLO575 | LIAUA |
| 2016-05-11 | WLO575 | PNACT |
| 2016-05-05 | WLO575 | PLAUPR |
| 2016-05-04 | WLO575 | PARSIL |
| 2016-05-04 | WLO575 | LIMOD |
| 2016-05-04 | WLO575 | PNACT |
| 2016-04-29 | WLO575 | PLAUPR |
| 2016-04-28 | WLO575 | LIMOD |
| 2015-01-07 | WLO575 | PNACT |
| 2015-01-07 | WLO575 | ESUFRN |
| 2015-01-03 | WLO575 | AUTHPR |
| 2015-01-01 | WLO575 | LIMOD |
| 2013-03-27 | WLO575 | PNACT |
| 2013-03-26 | WLO575 | AUTHPR |
| 2013-03-23 | WLO575 | LIREN |
| 2008-10-01 | WLO575 | PNACT |
| 2008-09-26 | WLO575 | AUTHPR |
| 2008-09-25 | WLO575 | LIMOD |
| 2006-12-27 | WLO575 | LIMOD |
| 2006-11-06 | WLO575 | ESUAPR |
| 2006-07-07 | WLO575 | LIMOD |
| 2006-06-07 | WLO575 | PNACT |
| 2006-06-03 | WLO575 | AUTHPR |
| 2006-06-02 | WLO575 | LIMOD |
| 2006-04-24 | WLO575 | ESCAPR |
| 2006-04-24 | WLO575 | EFUAPR |
| 2006-04-19 | WLO575 | ESUAPR |
| 2005-04-06 | WLO575 | PNACT |
| 2005-04-02 | WLO575 | AUTHPR |
| 2005-04-01 | WLO575 | LIREN |
| 2005-02-16 | WLO575 | LTSFRN |
| 2005-02-15 | WLO575 | ESUFRN |
| 2005-02-15 | WLO575 | EFUFRN |
| 2003-06-18 | WLO575 | PNACT |
| 2003-06-14 | WLO575 | AUTHPR |
| 2003-06-13 | WLO575 | LIMOD |
| 2003-04-02 | WLO575 | PNACT |
| 2003-03-28 | WLO575 | AUTHPR |
| 2003-03-27 | WLO575 | LIMOD |
| 2003-01-29 | WLO575 | PNACT |
| 2003-01-22 | WLO575 | AUTHPR |
| 2003-01-21 | WLO575 | LIMOD |
| 2002-04-17 | WLO575 | LIMOD |
| 1999-08-14 | WLO575 | LICCNV |
| 1999-07-15 | WLO575 | COR |
| 1999-06-15 | WLO575 | COR |
| 1999-04-12 | WLO575 | LIMOD |
| 1997-06-16 | WLO575 | COR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 996004 | 2026-08-02 02:44:53 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WLO575 | ULS 996004 | 2026-08-02 02:44:53 |
| Status | A | ULS 996004 | 2026-08-02 02:44:53 |
| Service | AS | ULS 996004 | 2026-08-02 02:44:53 |
| Grant Date | 1999-04-12 | ULS 996004 | 2026-08-02 02:44:53 |
| Expiration Date | 2029-04-01 | ULS 996004 | 2026-08-02 02:44:53 |