| Callsign | KO4MKU |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2021-02-12 |
| Effective Date | 2021-02-24 |
| Expire Date | 2031-02-12 |
| Cancel Date | 2021-03-09 |
| Last Action Date | 2021-03-09 |
| End Date | 2021-03-09 |
| Available Date | 2023-03-10 |
| Applicant Type | I - Individual |
| Entity Name | Barr, Matthew S |
| Street Address / Locality | 3324 Misty Dr Kingsport, TN 37660 |
| County | Sullivan County |
| Zip Location | 36°31'36.7"N 82°34'19.1"W |
| Maidenhead | EM86rm |
| FRN | 0030445381 |
| Licensee ID/SGIN | L02418992 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / TN |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | W4XWX |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0009428346 |
| Phonetic weight / Morse weight | 12 / 72 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2021-02-12 | SYSGRT - New Systematic Call Sign Assigned |
| 2021-02-12 | LIISS - License Issued |
| 2021-02-24 | LIMOD - License Modified |
| 2021-03-09 | LICAN - License Canceled |
FCC comments
| 2021-03-09 | Issued vanity call sign. |