Rohde amp schwarz two channel digital oscilloscopes rs hmo series plus upgrades rohde amp schwarz 5800290202 the rohde amp schwarz hv712 is a bandwidth upgrade voucher for the hmo 1002 2 channel oscilloscope the upgrade voucher hv712 allows the basic 70mhz instrument to be upgraded to a bandwidth of 100mhzthe individual voucher number and the serial number of the instrument to be upgraded is entered at httpvoucherhamegcom the customer immediately receives the respective lice