Universal Licensing System
WPLZ747
CSI Systems, Inc.
License details
| ULS identifier | 1790500 |
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| Call sign | WPLZ747 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2018-04-07 |
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| Expiration | 2028-04-28 |
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| Frequency range | 451.7 - 457.825 MHz (6 frequencies) |
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| Locations | 3 |
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| Representative location | OSCEOLA, ST. JOSEPH, IN |
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| Coordinates | 41.6050556, -86.0791667 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:57 |
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Licensee
| Name | CSI Systems, Inc. |
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| Applicant type | C |
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| FRN | 0004839718 |
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| Location | Mishawaka, IN |
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| Address | 12535 DAY ROAD, Mishawaka, IN, 46545 |
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| Phone | 5742569536 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 451.70000000 | | | 75.000000 | 425.000000 | |
| 1 | 1 | FB6 | 452.77500000 | | | 75.000000 | 425.000000 | |
| 1 | 1 | FB6 | 452.82500000 | | | 75.000000 | 425.000000 | |
| 2 | 1 | FX1 | 456.70000000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 456.70000000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | FX1 | 457.77500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 457.77500000 | | | 40.000000 | 40.000000 | |
| 2 | 1 | FX1 | 457.82500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 457.82500000 | | | 40.000000 | 40.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.70000000 | | 11K2F3E |
| 1 | 1 | 452.77500000 | | 11K2F3E |
| 1 | 1 | 452.82500000 | | 11K2F3E |
| 2 | 1 | 456.70000000 | | 11K2F3E |
| 3 | 1 | 456.70000000 | | 11K2F3E |
| 2 | 1 | 457.77500000 | | 11K2F3E |
| 3 | 1 | 457.77500000 | | 11K2F3E |
| 2 | 1 | 457.82500000 | | 11K2F3E |
| 3 | 1 | 457.82500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 61229 BEECH RD, OSCEOLA, ST. JOSEPH, IN | 41.60505556, -86.07916667 | 247.000 m | TOWER | 146.000 m structure / 152.000 m overall | N |
| 2 | T | IN | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 145.000 m | | | | 147.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 12535 Day Rd., Mishawaka, IN | ST. JOSEPH | 5742569536 |
License history
| Date | File or call sign | Action |
|---|
| 2018-04-07 | WPLZ747 | LIREN |
| 2018-02-05 | WPLZ747 | LETRES |
| 2012-12-20 | WPLZ747 | LIMOD |
| 2012-08-24 | WPLZ747 | LTSAPR |
| 2008-05-28 | WPLZ747 | LIREN |
| 2008-04-15 | WPLZ747 | LTSAPR |
| 2008-02-04 | WPLZ747 | LETRES |
| 2001-03-29 | WPLZ747 | LIASS |
| 2001-02-14 | WPLZ747 | AUTHPR |
| 2001-02-13 | WPLZ747 | COR |
| 2001-02-13 | WPLZ747 | INTDUP |
| 2000-11-23 | WPLZ747 | LICCNV |
| 1998-04-28 | WPLZ747 | AUTHPR |
| 1998-04-28 | WPLZ747 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1790500 | 2026-08-02 01:13:57 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPLZ747 | ULS 1790500 | 2026-08-02 01:13:57 |
| Status | A | ULS 1790500 | 2026-08-02 01:13:57 |
| Service | IG | ULS 1790500 | 2026-08-02 01:13:57 |
| Grant Date | 2018-04-07 | ULS 1790500 | 2026-08-02 01:13:57 |
| Expiration Date | 2028-04-28 | ULS 1790500 | 2026-08-02 01:13:57 |