Digital oscilloscope and analyzing recorder in one instrument. Features Input Type : Plug-in module (each unit has a built-in A/ D converter) Number of slots : 8 10.4-inch TFT color LCD built-in printer Output to GPIB interface, serial (RS-232) interface floppy disk, internal HDD, external SCSI device A/D conversion resolution 12 bits Options C8 2.1-GB internal hard drive M3 Memory expansion to 16MS/channel Modules 3 each 701853 : High-resolution isolation module 5 each 701880 : Strain module