Use multiple 9234 devices in high channel count applications or add wireless communication.

NI 9250
2-Channel, 102.4 kS/s/ch Simultaneous, ±5 V, C Series Sound and Vibration Input Module This 2 channel device for USB interface using either the cDAQ 9171 single slot carrier for a low cost 2 channel digital signal analyzer or the multi-slot cDAQ 9174 for a multi-channel data acquisition system for sound and vibration measurement. The NI […]

NI 9260
Two channel output module for USB interface; 2 AO, 3 Vrms, 24 Bit, 51.2 kS/s/ch Simultaneous

NI USB-9234
A low-cost, four-channel data acquisition module that can be mounted in a CompactDAQ chassis.

NI USB-4431
Four input, one output, USB data acquisition device for use in sound level measurement, sound power level estimation and end of line testing applications. Also a good choice for acoustical consultants for use in field sound level and building acoustic measurement applications.