Universal Licensing System
L000003991
Sparkplug Chicago, Inc.
License details
| ULS identifier | 3052359 |
|---|
| Call sign | L000003991 |
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| Radio service | LD |
|---|
| Status | C |
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| Grant date | 2008-10-28 |
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| Expiration | 2018-10-06 |
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| Cancellation | 2010-05-07 |
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| Frequency range | 27500 - 28100 MHz (8 frequencies) |
|---|
| Locations | 1 |
|---|
| Coordinates | 41.9111944, -87.8433056 |
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| Source archive | l_market.zip |
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| Dataset refreshed | 2026-08-02 02:27:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 7 | 1 | | 27500.00000000 | 27550.00000000 | | | | |
| 1 | 1 | | 27600.00000000 | 27650.00000000 | | | | |
| 5 | 1 | | 27950.00000000 | 28000.00000000 | | | | |
| 3 | 1 | | 28050.00000000 | 28100.00000000 | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | 41.89083333, -87.64238889 | | | | |
| 2 | R | | 41.88875000, -87.63580556 | | | | |
| 3 | T | | 41.88875000, -87.63580556 | | | | |
| 4 | R | | 41.89083333, -87.64238889 | | | | |
| 5 | T | | 41.91119444, -87.84330556 | | | | |
| 6 | R | | 41.88416667, -87.80127778 | | | | |
| 7 | T | | 41.88416667, -87.80127778 | | | | |
| 8 | R | | 41.91119444, -87.84330556 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | R | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | R | | | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | R | | | | | | | |
| 1 | 7 | T | | | | | | | |
| 1 | 8 | R | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2010-05-14 | L000003991 | LECAN |
| 2010-05-13 | L000003991 | ESUAPR |
| 2008-10-28 | L000003991 | LEASGE |
| 2008-10-28 | L000003991 | LESLPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3052359 | 2026-08-02 02:27:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | L000003991 | ULS 3052359 | 2026-08-02 02:27:56 |
| Status | C | ULS 3052359 | 2026-08-02 02:27:56 |
| Service | LD | ULS 3052359 | 2026-08-02 02:27:56 |
| Grant Date | 2008-10-28 | ULS 3052359 | 2026-08-02 02:27:56 |
| Expiration Date | 2018-10-06 | ULS 3052359 | 2026-08-02 02:27:56 |
| Cancellation Date | 2010-05-07 | ULS 3052359 | 2026-08-02 02:27:56 |