Amateur Radio Callsign: KF6SLN
                             
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                            KF6SLN | 
                    
| 
                            DUFF, CHRIS S
                             WHITTIER, CA (United States)  | 
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| License Status | Active | 
|---|---|
| Operator Class | Technician | 
| Name | DUFF, CHRIS S | 
| Granted | 2018-05-26 | 
| Expires | 2028-08-14 | 
| Address |