| Callsign | KO4BTF |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2020-02-10 |
| Effective Date | 2020-02-10 |
| Expire Date | 2030-02-10 |
| Cancel Date | 2026-07-25 |
| Last Action Date | 2026-07-25 |
| End Date | 2026-07-25 |
| Available Date | 2028-07-26 |
| Applicant Type | I - Individual |
| Entity Name | Campbell IV, James E |
| Street Address / Locality | 766 Ashport Rd Jackson, TN 38305 |
| County | Madison County |
| Zip Location | 35°42'06.0"N 88°46'05.0"W |
| Maidenhead | EM55oq |
| FRN | 0022694749 |
| Licensee ID/SGIN | L01788401 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / TN |
| Prev Callsign / Prev Class | |
| Next Callsign | W4JEC |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0008972044 |
| Phonetic weight / Morse weight | 12 / 70 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2020-02-10 | SYSGRT - New Systematic Call Sign Assigned |
| 2020-02-10 | LIISS - License Issued |
| 2026-07-25 | LICAN - License Canceled |
FCC comments
| 2026-07-25 | Issued vanity call sign. |