Universal Licensing System
540W
Harpo Incorporated
License details
| ULS identifier | 50485 |
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| Call sign | 540W |
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| Radio service | AC |
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| Status | E |
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| Grant date | 2004-04-15 |
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| Expiration | 2014-06-09 |
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| Cancellation | 2014-08-09 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-09 10:24:46 |
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Licensee
| Name | Harpo Incorporated |
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| Applicant type | C |
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| FRN | 0004160727 |
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| Location | CHICAGO, IL |
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| Address | 110 N CARPENTER ST, CHICAGO, IL, 60607 |
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License history
| Date | File or call sign | Action |
|---|
| 2014-08-09 | 540W | LIEXP |
| 2014-03-17 | 540W | LETRES |
| 2004-04-15 | 540W | LIREN |
| 2004-03-15 | 540W | LETRES |
| 2000-11-14 | 540W | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 50485 | 2026-08-02 01:38:08 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 540W | ULS 50485 | 2026-08-09 10:24:46 |
| Status | E | ULS 50485 | 2026-08-09 10:24:46 |
| Service | AC | ULS 50485 | 2026-08-09 10:24:46 |
| Grant Date | 2004-04-15 | ULS 50485 | 2026-08-09 10:24:46 |
| Expiration Date | 2014-06-09 | ULS 50485 | 2026-08-09 10:24:46 |
| Cancellation Date | 2014-08-09 | ULS 50485 | 2026-08-09 10:24:46 |