Universal Licensing System
WQDF690
UNION PACIFIC RAILROAD COMPANY
License details
| ULS identifier | 2740934 |
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| Call sign | WQDF690 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 2015-07-29 |
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| Expiration | 2025-08-12 |
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| Cancellation | 2025-01-29 |
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| Frequency range | 941.6375 - 943.9875 MHz (2 frequencies) |
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| Locations | 5 |
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| Coordinates | 42.3246944, -88.4570556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:13 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 941.63750000 | | | | | |
| 1 | 2 | FXO | 941.63750000 | | | | | |
| 1 | 3 | FXO | 943.98750000 | | | | | |
| 1 | 4 | FXO | 943.98750000 | | | | | |
| 1 | 5 | FXO | 943.98750000 | | | | | |
| 1 | 6 | FXO | 943.98750000 | | | | | |
| 1 | 7 | FXO | 943.98750000 | | | | | |
| 1 | 8 | FXO | 943.98750000 | | | | | |
| 1 | 9 | FXO | 943.98750000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 941.63750000 | | 25K0F2D |
| 1 | 2 | 941.63750000 | | 25K0F3D |
| 1 | 3 | 943.98750000 | | 25K0F3D |
| 1 | 4 | 943.98750000 | | 25K0F3D |
| 1 | 5 | 943.98750000 | | 25K0F3D |
| 1 | 6 | 943.98750000 | | 25K0F3D |
| 1 | 7 | 943.98750000 | | 25K0F3D |
| 1 | 8 | 943.98750000 | | 25K0F3D |
| 1 | 9 | 943.98750000 | | 25K0F3D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 174 EAST CRYSTAL LAKE AVE., CRYSTAL LAKE, MCHENRY, IL | 42.24311111, -88.31325000 | 280.400 m | LTOWER | 85.300 m structure / 85.300 m overall | N |
| 2 | R | | 42.23613889, -88.30150000 | 282.000 m | | | |
| 3 | R | | 42.20550000, -88.23475000 | 18.300 m | | | |
| 4 | R | | 42.32469444, -88.45705556 | 279.500 m | | | |
| 5 | R | | 42.33025000, -88.46519444 | 274.600 m | | | |
| 6 | R | | 42.14897222, -88.12444444 | 257.900 m | | | |
| 7 | R | | 42.27247222, -88.37608333 | 285.900 m | | | |
| 8 | R | | 42.28063889, -88.38608333 | 280.100 m | | | |
| 9 | R | | 42.27363889, -88.37280556 | 285.900 m | | | |
| 10 | R | | 42.34133333, -88.48130556 | 274.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | SCALA ELECTRONICS PR-900 V | | V | 18.2000 | 128.6000 | | |
| 1 | 2 | R | SCALA ELECTRONICS PR-900 V | | | 18.2000 | | | |
| 1 | 3 | R | SCALA ELECTRONICS PR-450CU | | | 18.0000 | | | |
| 1 | 4 | R | SCALA ELECTRONICS PR-950 (V) | | | 18.2000 | | | |
| 1 | 5 | R | SCALA ELECTRONICS PR-950 (V) | | | 18.2000 | | | |
| 1 | 6 | R | SCALA ELECTRONICS PR-950 (V) | | | 18.2000 | | | |
| 1 | 7 | R | SCALA ELECTRONICS PR-950 (V) | | | 18.2000 | | | |
| 1 | 8 | R | SCALA ELECTRONICS PR-950 (V) | | | 18.2000 | | | |
| 1 | 9 | R | Kathrein Inc., Scala Divi PR-950 (V) | | | 18.2000 | | | |
| 1 | 10 | R | Kathrein Inc., Scala Divi PR-950 (V) | | | 18.2000 | | | |
| 2 | 1 | T | SCALA ELECTRONICS PR-450CU | | V | 18.0000 | 122.8000 | | |
| 3 | 1 | T | SCALA ELECTRONICS PR-950 (V) | | V | 18.2000 | 307.4000 | | |
| 4 | 1 | T | SCALA ELECTRONICS PR-950 (V) | | V | 18.2000 | 307.7000 | | |
| 5 | 1 | T | SCALA ELECTRONICS PR-950 (V) | | V | 18.2000 | 123.8000 | | |
| 6 | 1 | T | SCALA ELECTRONICS PR-950 (V) | | V | 18.2000 | 302.2000 | | |
| 7 | 1 | T | SCALA ELECTRONICS PR-950 (V) | | V | 18.2000 | 304.8000 | | |
| 8 | 1 | T | Kathrein Inc., Scala Divi PR-950 (V) | | V | 18.2000 | 304.6000 | | |
| 9 | 1 | T | Kathrein Inc., Scala Divi PR-950 (V) | | V | 18.2000 | 308.3000 | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1400 DOUGLAS ST. STOP 0650, OMAHA, NE | DOUGLAS | 4025441777 |
License history
| Date | File or call sign | Action |
|---|
| 2025-01-30 | WQDF690 | LICAN |
| 2023-10-12 | WQDF690 | LIAUA |
| 2016-08-09 | WQDF690 | LETCNS |
| 2015-07-29 | WQDF690 | LIREN |
| 2015-07-28 | WQDF690 | ESUAPR |
| 2015-05-18 | WQDF690 | LETRES |
| 2015-05-06 | WQDF690 | LIMOD |
| 2015-03-13 | WQDF690 | ESUAPR |
| 2011-11-15 | WQDF690 | LETCNS |
| 2010-08-11 | WQDF690 | LIMOD |
| 2010-06-03 | WQDF690 | ESUAPR |
| 2009-07-14 | WQDF690 | LETCNS |
| 2008-04-15 | WQDF690 | LIMOD |
| 2007-09-06 | WQDF690 | ESUAPR |
| 2005-08-12 | WQDF690 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2740934 | 2026-08-02 02:45:13 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQDF690 | ULS 2740934 | 2026-08-02 02:45:13 |
| Status | C | ULS 2740934 | 2026-08-02 02:45:13 |
| Service | MG | ULS 2740934 | 2026-08-02 02:45:13 |
| Grant Date | 2015-07-29 | ULS 2740934 | 2026-08-02 02:45:13 |
| Expiration Date | 2025-08-12 | ULS 2740934 | 2026-08-02 02:45:13 |
| Cancellation Date | 2025-01-29 | ULS 2740934 | 2026-08-02 02:45:13 |