| Callsign | N8OSR |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2015-06-09 |
| Effective Date | 2016-03-29 |
| Expire Date | 2025-06-09 |
| Cancel Date | |
| Last Action Date | 2016-03-29 |
| End Date | 2025-06-09 |
| Available Date | 2027-06-10 |
| Applicant Type | I - Individual |
| Entity Name | Christophersen, Michael A |
| Street Address / Locality | N5375 COUNTY ROAD 577 WALLACE, MI 49893 |
| County | Menominee County |
| Zip Location | 45°17'49.3"N 87°36'18.6"W |
| Maidenhead | EN65eh |
| FRN | 0024594947 |
| Licensee ID/SGIN | L01945820 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 8 / 8 / MI |
| Prev Callsign / Prev Class | KE8BIU |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | B - Relative of Deceased |
| ULS File Number | |
| Phonetic weight / Morse weight | 12 / 58 |