| Callsign | KO6IOS |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2025-03-28 |
| Effective Date | 2025-03-28 |
| Expire Date | 2035-03-28 |
| Cancel Date | 2025-04-19 |
| Last Action Date | 2025-04-19 |
| End Date | 2025-04-19 |
| Available Date | 2027-04-20 |
| Applicant Type | I - Individual |
| Entity Name | RIGHTER, DEREK R |
| Street Address / Locality | 73 Olivehurst Irvine, CA 926020936 |
| County | Orange County |
| Zip Location | 33°45'46.4"N 117°45'23.3"W |
| Maidenhead | DM13cs |
| FRN | 0006737845 |
| Licensee ID/SGIN | L00486264 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 6 / 6 / CA |
| Prev Callsign / Prev Class | |
| Next Callsign | N6KAN |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 13 / 68 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2025-03-28 | SYSGRT - New Systematic Call Sign Assigned |
| 2025-03-28 | LIISS - License Issued |
| 2025-04-19 | LICAN - License Canceled |
FCC comments
| 2025-04-19 | Issued vanity call sign. |