DB9 Connector yog dab tsi? DB9 connector (keeb kwm npe hu ua DE-9) yog ib qho analog socket, nrog 9 pins, los ntawm D-Subminiatures (D-Sub) connector tsev neeg. DB9 muaj qhov tsawg tshaj plaws "ko taw" ntawm D-Subminiature connectors. Lub prefix "D" sawv cev rau D-puab ntawm lub plhaub connector.
