Universal Licensing System
WPWK547
SSS Inc,
License details
| ULS identifier | 2466598 |
|---|
| Call sign | WPWK547 |
|---|
| Radio service | IG |
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| Status | A |
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| Grant date | 2022-11-10 |
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| Expiration | 2032-12-09 |
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| Frequency range | 471.15 - 474.15 MHz (2 frequencies) |
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| Locations | 2 |
|---|
| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8789167, -87.6361667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:22:34 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 471.15000000 | | | 100.000000 | 18.000000 | |
| 2 | 1 | MO | 474.15000000 | | | 50.000000 | 50.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 471.15000000 | | 11K2F3E |
| 2 | 1 | 474.15000000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 233 SOUTH WACKER STREET, CHICAGO, COOK, IL | 41.87891667, -87.63616667 | 181.400 m | BTWR | 437.500 m structure / 527.300 m overall | |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | 527.000 m | | | | 527.900 | |
| 1 | 2 | | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 101 Roundhill Dr, Rockaway, NJ | MORRIS | 9736257500 |
License history
| Date | File or call sign | Action |
|---|
| 2022-11-10 | WPWK547 | LIREN |
| 2022-09-12 | WPWK547 | LETRES |
| 2019-03-19 | WPWK547 | LIASS |
| 2015-12-22 | WPWK547 | LIASS |
| 2015-12-18 | WPWK547 | ESUAPR |
| 2013-12-03 | WPWK547 | LIAUA |
| 2013-12-03 | WPWK547 | LTSAPR |
| 2012-11-20 | WPWK547 | LIREN |
| 2012-09-17 | WPWK547 | LETRES |
| 2012-04-16 | WPWK547 | LTSAPR |
| 2012-04-14 | WPWK547 | LIAUA |
| 2011-10-11 | WPWK547 | LIASS |
| 2011-09-13 | WPWK547 | ESUAPR |
| 2011-06-08 | WPWK547 | LIAUA |
| 2011-04-18 | WPWK547 | EFUAPR |
| 2011-04-18 | WPWK547 | ESCAPR |
| 2011-04-16 | WPWK547 | ESUAPR |
| 2007-08-20 | WPWK547 | LIAUA |
| 2007-08-14 | WPWK547 | ESCAPR |
| 2007-07-31 | WPWK547 | LIASS |
| 2007-06-26 | WPWK547 | ESUAPR |
| 2005-06-15 | WPWK547 | LIAUA |
| 2005-06-14 | WPWK547 | ESCAPR |
| 2003-10-31 | WPWK547 | LIAUA |
| 2003-09-08 | WPWK547 | LETCNS |
| 2002-12-09 | WPWK547 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2466598 | 2026-08-02 01:22:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPWK547 | ULS 2466598 | 2026-08-02 01:22:34 |
| Status | A | ULS 2466598 | 2026-08-02 01:22:34 |
| Service | IG | ULS 2466598 | 2026-08-02 01:22:34 |
| Grant Date | 2022-11-10 | ULS 2466598 | 2026-08-02 01:22:34 |
| Expiration Date | 2032-12-09 | ULS 2466598 | 2026-08-02 01:22:34 |