| Callsign | KO4ROV |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2021-06-29 |
| Effective Date | 2023-09-07 |
| Expire Date | 2031-06-29 |
| Cancel Date | |
| Last Action Date | 2023-09-07 |
| End Date | 2031-06-29 |
| Available Date | 2033-06-30 |
| Applicant Type | I - Individual |
| Entity Name | Rumble, Mason S |
| Street Address / Locality | 7707 Saratoga ridge ct springfield, VA 22153 |
| County | Fairfax County |
| Zip Location | 38°44'41.9"N 77°14'08.3"W |
| Maidenhead | FM18jr |
| FRN | 0022546766 |
| Licensee ID/SGIN | L02462056 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / VA |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0010085679 |
| Phonetic weight / Morse weight | 13 / 76 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2021-06-29 | SYSGRT - New Systematic Call Sign Assigned |
| 2021-06-29 | LIISS - License Issued |
| 2022-06-07 | LIMOD - License Modified |
| 2022-06-10 | LIMOD - License Modified |
| 2023-09-07 | LIAUA - Administrative Update Applied |