High Throughput PCB NG OK Unloader Short Magazine Change Over Time Automatic SMT PCB Sorting Unloader For AOI SPI Inspection Line Product Overview The PCB NG/OK Unloader is an essential automation solution for modern SMT lines, positioned immediately after AOI, SPI, or X-Ray inspection stations. It features a dual-magazine design that intelligently routes "Good" (OK) boards to one stacker and "No Good" (NG) boards to another based on external trigger signals. With its robust