National Instruments, Austin, TX, offers the USB-5132 and USB-5133 USB digitizers and the USB-4065 6.5-digit digital multimeter (DMM). The lightweight modules are bus powered and ship with the company's LabVIEW SignalExpress LE measurement workbench software. The USB-5132 (50 Msps) and USB-5133 (100 Msps) digitizers offer 2 simultaneously sampled channels with 8-bit resolution, 10 input ranges from 40 mV to 40 V, programmable DC offset, and 4 MB/channel of onboard memory. The USB-4065 DMM offers 6.5 digits of resolution at up to 10 readings/s and up to 3000 readings/s at lower resolutions, ±300 V isolation, current measurement up to 3 A, and 2- and 4-wire resistance measurements.
USB Digitizers, DMM from National Instruments