| Callsign | KO4TSO |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2021-10-04 |
| Effective Date | 2026-10-05 |
| Expire Date | 2031-10-04 |
| Cancel Date | |
| Last Action Date | 2026-10-05 |
| End Date | 2031-10-04 |
| Available Date | 2033-10-05 |
| Applicant Type | I - Individual |
| Entity Name | Brinkerhoff, Richard A |
| Street Address / Locality | 2134 Gold Dust Ct Trinity, FL 34655 |
| County | Pasco County |
| Zip Location | 28°12'54.3"N 82°37'27.8"W |
| Maidenhead | EL88qf |
| FRN | 0031390438 |
| Licensee ID/SGIN | L02489832 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012207107 |
| Phonetic weight / Morse weight | 13 / 68 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2021-10-04 | SYSGRT - New Systematic Call Sign Assigned |
| 2021-10-04 | LIISS - License Issued |
| 2026-10-05 | LIMOD - License Modified |