| Callsign | KJ4SGE |
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2010-02-10 |
| Effective Date | 2019-04-30 |
| Expire Date | 2020-02-10 |
| Cancel Date | 2019-05-17 |
| Last Action Date | 2019-05-17 |
| End Date | 2019-05-17 |
| Available Date | 2021-05-18 |
| Applicant Type | I - Individual |
| Entity Name | Rademaker Jr, Charles V |
| Street Address / Locality | 333 Possum Path Lousiville, KY 40214 |
| County | Jefferson County |
| Zip Location | 38°09'06.4"N 85°46'50.8"W |
| Maidenhead | EM78cd |
| FRN | 0002657930 |
| Licensee ID/SGIN | L00174774 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / KY |
| Prev Callsign / Prev Class | KG4FJU P - Technician Plus |
| Next Callsign | K4SGE |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 13 / 66 |