Ho740 is an ieee 4882 gpib interface that allows you to integrate hameg combi oscilloscopes in automatic testing systems an ieee 488 port is located at the interface which can be plugged in an ieee 488 connecting cable the connection to an ieee 488 controller control unit of an ieee 488 bus system can be established via the cable you can use a pc equipped with appropriate plug in card as ieee 488 controller if you are using an iec 625 cable then you will need a suitable plug adapter h