Universal Licensing System
WNPP558
License details
| ULS identifier | 1580915 |
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| Call sign | WNPP558 |
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| Radio service | GB |
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| Status | E |
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| Grant date | 1999-05-25 |
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| Expiration | 2004-07-21 |
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| Cancellation | 2004-09-26 |
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| Frequency range | 808.4875 - 853.4875 MHz (2 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-09 02:50:43 |
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Licensee
| Name | HELFRICH, JOHN |
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| Applicant type | I |
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| FRN | 0006493837 |
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| Location | ROCHELLE, IL |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | MOI | 808.48750000 | | | 30.000000 | 28.000000 | |
| 1 | 1 | MOI | 853.48750000 | | | 30.000000 | 28.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 808.48750000 | | 20K0F3E |
| 1 | 1 | 853.48750000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 128 ERICKSON HILLCREST, ROCHELLE, IL | | 8155625518 |
License history
| Date | File or call sign | Action |
|---|
| 2004-09-26 | WNPP558 | LIEXP |
| 2004-04-26 | WNPP558 | LETRES |
| 2000-11-22 | WNPP558 | LICCNV |
| 1999-05-25 | WNPP558 | LIREN |
| 1999-05-25 | WNPP558 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1580915 | 2026-08-09 02:50:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNPP558 | ULS 1580915 | 2026-08-09 02:50:43 |
| Status | E | ULS 1580915 | 2026-08-09 02:50:43 |
| Service | GB | ULS 1580915 | 2026-08-09 02:50:43 |
| Grant Date | 1999-05-25 | ULS 1580915 | 2026-08-09 02:50:43 |
| Expiration Date | 2004-07-21 | ULS 1580915 | 2026-08-09 02:50:43 |
| Cancellation Date | 2004-09-26 | ULS 1580915 | 2026-08-09 02:50:43 |