| Callsign | KK4TYN |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2013-09-18 |
| Effective Date | 2013-09-18 |
| Expire Date | 2023-09-18 |
| Cancel Date | 2025-09-19 |
| Last Action Date | 2025-09-19 |
| End Date | 2023-09-18 |
| Available Date | 2025-10-20 |
| Applicant Type | I - Individual |
| Entity Name | Duffy Jr, Robert J |
| Street Address / Locality | 41 Black Hawk Trl Savannah, GA 31411 |
| County | Chatham County |
| Zip Location | 31°56'35.1"N 81°02'04.9"W |
| Maidenhead | EM91lw |
| FRN | 0022836597 |
| Licensee ID/SGIN | L01813776 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / GA |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0005935947 |
| Phonetic weight / Morse weight | 13 / 68 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2013-09-18 | SYSGRT - New Systematic Call Sign Assigned |
| 2013-09-18 | LIISS - License Issued |
| 2025-09-19 | LIEXP - License Expired |