Universal Licensing System
WPRJ441
CALVIN University
License details
| ULS identifier | 1831557 |
|---|
| Call sign | WPRJ441 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2025-11-19 |
|---|
| Expiration | 2035-10-12 |
|---|
| Frequency range | 451.875 - 469.275 MHz (8 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | GRAND RAPIDS, KENT, MI |
|---|
| Coordinates | 42.9311389, -85.5872500 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:18:43 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB2 | 451.87500000 | | | 100.000000 | 250.000000 | |
| 3 | 1 | MO | 451.87500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FX1 | 456.87500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 456.87500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 461.47500000 | | | 100.000000 | 250.000000 | |
| 3 | 1 | MO | 461.47500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 463.92500000 | | | 100.000000 | 250.000000 | |
| 3 | 1 | MO | 463.92500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FB2 | 464.27500000 | | | 100.000000 | 250.000000 | |
| 3 | 1 | MO | 464.27500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FX1 | 466.47500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 466.47500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FX1 | 468.92500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 468.92500000 | | | 5.000000 | 5.000000 | |
| 2 | 1 | FX1 | 469.27500000 | | | 40.000000 | 40.000000 | |
| 3 | 1 | MO | 469.27500000 | | | 5.000000 | 5.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.87500000 | | 7K60FXE |
| 3 | 1 | 451.87500000 | | 7K60FXE |
| 2 | 1 | 456.87500000 | | 7K60FXE |
| 3 | 1 | 456.87500000 | | 7K60FXE |
| 1 | 1 | 461.47500000 | | 7K60FXE |
| 3 | 1 | 461.47500000 | | 7K60FXE |
| 1 | 1 | 463.92500000 | | 7K60FXE |
| 3 | 1 | 463.92500000 | | 7K60FXE |
| 1 | 1 | 464.27500000 | | 7K60FXE |
| 3 | 1 | 464.27500000 | | 7K60FXE |
| 2 | 1 | 466.47500000 | | 7K60FXE |
| 3 | 1 | 466.47500000 | | 7K60FXE |
| 2 | 1 | 468.92500000 | | 7K60FXE |
| 3 | 1 | 468.92500000 | | 7K60FXE |
| 2 | 1 | 469.27500000 | | 7K60FXE |
| 3 | 1 | 469.27500000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 3201 BURTON SE, GRAND RAPIDS, KENT, MI | 42.93113889, -85.58725000 | 238.000 m | B | 24.000 m structure / 30.000 m overall | N |
| 2 | T | MI | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | 46.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 3201 Burton St SE, Grand Rapids, MI | KENT | 6165266000 |
License history
| Date | File or call sign | Action |
|---|
| 2025-11-19 | WPRJ441 | LIREN |
| 2025-07-21 | WPRJ441 | LETRES |
| 2015-09-22 | WPRJ441 | LIREN |
| 2015-07-20 | WPRJ441 | LETRES |
| 2011-10-31 | WPRJ441 | LIMOD |
| 2005-08-23 | WPRJ441 | LIREN |
| 2005-08-22 | WPRJ441 | ESCAPR |
| 2005-07-18 | WPRJ441 | LETRES |
| 2001-09-04 | WPRJ441 | AUDOPR |
| 2001-02-27 | WPRJ441 | AUTHPR |
| 2001-02-26 | WPRJ441 | COR |
| 2001-02-26 | WPRJ441 | INTDUP |
| 2000-11-23 | WPRJ441 | LICCNV |
| 2000-10-12 | WPRJ441 | AUTHPR |
| 2000-10-12 | WPRJ441 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1831557 | 2026-08-02 01:18:43 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPRJ441 | ULS 1831557 | 2026-08-02 01:18:43 |
| Status | A | ULS 1831557 | 2026-08-02 01:18:43 |
| Service | IG | ULS 1831557 | 2026-08-02 01:18:43 |
| Grant Date | 2025-11-19 | ULS 1831557 | 2026-08-02 01:18:43 |
| Expiration Date | 2035-10-12 | ULS 1831557 | 2026-08-02 01:18:43 |