| Callsign | AK4JK |
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2021-03-23 |
| Effective Date | 2021-03-23 |
| Expire Date | 2031-06-16 |
| Cancel Date | |
| Last Action Date | 2021-03-23 |
| End Date | 2031-06-16 |
| Available Date | 2033-06-17 |
| Applicant Type | I - Individual |
| Entity Name | Babol Vel Sobczyk, Janusz |
| Street Address / Locality | 8433 Southside Blvd, APT#2711 Jacksonville, FL 32256 |
| County | Duval County |
| Zip Location | 30°10'31.2"N 81°28'19.0"W |
| Maidenhead | EM90ge |
| FRN | 0018878751 |
| Licensee ID/SGIN | L01499963 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x2 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0009465613 |
| Phonetic weight / Morse weight | 11 / 62 |