| Callsign | K5SJN |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2019-02-05 |
| Effective Date | 2019-02-05 |
| Expire Date | 2029-04-08 |
| Cancel Date | |
| Last Action Date | 2019-02-05 |
| End Date | 2029-04-08 |
| Available Date | 2031-04-09 |
| Applicant Type | I - Individual |
| Entity Name | HROMADKA, JOHN H |
| Street Address / Locality | 414 Thistle Ct Southlake, TX 75092 |
| County | Grayson County |
| Zip Location | 33°39'07.4"N 96°42'00.9"W |
| Maidenhead | EM13pp |
| FRN | 0017145939 |
| Licensee ID/SGIN | L01343264 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 5 / 5 / TX |
| Prev Callsign / Prev Class | KD5DWU P - Technician Plus |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 9903195979 |
| Phonetic weight / Morse weight | 12 / 56 |