| Callsign | KK4TIS |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2013-08-19 |
| Effective Date | 2018-06-22 |
| Expire Date | 2023-08-19 |
| Cancel Date | 2025-08-20 |
| Last Action Date | 2025-08-20 |
| End Date | 2023-08-19 |
| Available Date | 2025-09-20 |
| Applicant Type | I - Individual |
| Entity Name | Armbruster, Rudolf P |
| Street Address / Locality | 1524 Weeping Willow Way Hollywood, FL 330194856 |
| County | Broward County |
| Zip Location | 26°01'39.4"N 80°07'12.7"W |
| Maidenhead | EL96wa |
| FRN | 0022887996 |
| Licensee ID/SGIN | L01805452 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0005900393 |
| Phonetic weight / Morse weight | 14 / 58 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2013-08-19 | SYSGRT - New Systematic Call Sign Assigned |
| 2013-08-19 | LIISS - License Issued |
| 2017-01-10 | LIAUA - Administrative Update Applied |
| 2018-06-22 | LIAUA - Administrative Update Applied |
| 2025-08-20 | LIEXP - License Expired |