Amateur Radio Callsign: KK6RS
|   | KK6RS | 
| LIU, JACK S SUNNYVALE, CA (United States) | |
| License Status | Active | 
|---|---|
| Operator Class | Advanced | 
| Name | LIU, JACK S | 
| Granted | 2020-08-19 | 
| Expires | 2030-10-09 | 
| Address | 
 
                 
                