Universal Licensing System
WII931
Radio Communications
License details
| ULS identifier | 1261928 |
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| Call sign | WII931 |
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| Radio service | PW |
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| Status | A |
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| Grant date | 2022-07-18 |
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| Expiration | 2032-09-30 |
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| Frequency range | 494.9125 - 495.4125 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | SILVER SPRING, MONTGOMERY, MD |
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| Coordinates | 39.0098333, -77.0424722 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:10:09 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 494.91250000 | | | 100.000000 | 800.000000 | |
| 1 | 1 | FB2 | 494.91250000 | | | 100.000000 | 800.000000 | |
| 1 | 1 | FB | 495.36250000 | | | 100.000000 | 800.000000 | |
| 1 | 1 | FB2 | 495.36250000 | | | 100.000000 | 800.000000 | |
| 1 | 1 | FB | 495.41250000 | | | 100.000000 | 800.000000 | |
| 1 | 1 | FB2 | 495.41250000 | | | 100.000000 | 800.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 494.91250000 | | 11K2F3E |
| 1 | 1 | 494.91250000 | | 11K2F3E |
| 1 | 1 | 495.36250000 | | 11K2F3E |
| 1 | 1 | 495.36250000 | | 11K2F3E |
| 1 | 1 | 495.41250000 | | 11K2F3E |
| 1 | 1 | 495.41250000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | GEORGIA AVE & SEMINARY PL, SILVER SPRING, MONTGOMERY, MD | 39.00983333, -77.04247222 | 116.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | 37.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 100 MARYLAND AVE, ROCKVILLE, MD | MONTGOMERY | 3012791251 |
| 2 | 16647 CRABBS BRANCH WAY, ROCKVILLE, MD | MONTGOMERY | 2407738000 |
License history
| Date | File or call sign | Action |
|---|
| 2022-07-18 | WII931 | LIREN |
| 2022-07-04 | WII931 | LETRES |
| 2017-03-03 | WII931 | LIAUA |
| 2014-08-27 | WII931 | LIMOD |
| 2014-08-26 | WII931 | ESUAPR |
| 2013-12-28 | WII931 | LIAUA |
| 2013-12-27 | WII931 | ESUAPR |
| 2012-12-20 | WII931 | LIMOD |
| 2012-12-19 | WII931 | ESUAPR |
| 2012-07-12 | WII931 | LIREN |
| 2012-07-09 | WII931 | LETRES |
| 2012-07-02 | WII931 | ESURNW |
| 2010-06-19 | WII931 | LIAUA |
| 2010-06-18 | WII931 | ESUAPR |
| 2003-01-23 | WII931 | LIAUA |
| 2002-07-03 | WII931 | LIREN |
| 2002-01-07 | WII931 | AUDOPR |
| 2000-10-20 | WII931 | LICCNV |
| 1999-11-09 | WII931 | AUTHPR |
| 1997-08-05 | WII931 | LIDUP |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1261928 | 2026-08-02 01:10:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WII931 | ULS 1261928 | 2026-08-02 01:10:09 |
| Status | A | ULS 1261928 | 2026-08-02 01:10:09 |
| Service | PW | ULS 1261928 | 2026-08-02 01:10:09 |
| Grant Date | 2022-07-18 | ULS 1261928 | 2026-08-02 01:10:09 |
| Expiration Date | 2032-09-30 | ULS 1261928 | 2026-08-02 01:10:09 |