Tektronix
Keithley
National Instruments
Delorenzo
Ametek
Digilent (An NI Company)
Telestream(Tektronix Video)
Harmonic
Streambox
Digital nirvana
Newtec
Utah Scientific
Apantac
DekTec
paneda
norwia
RFS Radio Frequency Systems
Tag
Netinsight
Dev
Irdeto
Netscout
Viavi Solutions
Sumitomo
Spirent
Pba
ROHDE&SCHWARZ
RFS RAdio Frequency Systems
SevOne
Efficient IP
A10
netAlly
ADVA
Tencent
cellex
GSMK
Microtel Innovation
ZCTT
Calnex

NI CompactDAQ Systems

An NI CompactDAQ system consists of a chassis, NI C Series I/O modules, and software. Chassis can connect to a host computer over USB, Ethernet, or 802.11 Wi-Fi or operate stand-alone with a built-in controller. With over 50 measurement-specific modules and 1-, 4-, and 8-slot chassis, NI CompactDAQ provides a flexible, expandable platform to meet the needs of any electrical or sensor measurement system. 

Series

Chassis 
Series Slots Counters Number of Simultaneous Tasks  
USB 1, 4, 8 4 7 More detail
Ethernet 1, 4, 8 4 7 More detail
Wireless 1, 4, 8  (4, 8 with access point) 4 6 More detail
Stand-Alone 8 4 7 More detail

Module 
Series Signal Type Channels Range Sampling Rate  
NI 9215 Voltage AI 4 ±10 V 100 kS/s More detail
NI 9203 Current AI 8 ±20 mA 200 kS/s More detail
NI 9213 Thermocouple AI 16 ±80 mV 75 S/s/ch More detail
NI 9237 Strain AI 4 ±25 mV/V 50 kS/s/ch More detail
NI 9234 Vibration AI 4 ±5 V 51.2 kS/s/ch More detail
NI 9219 Universal AI 4 ±60 V 100 S/s/ch (50 for TC) More detail
NI 9269 Voltage AO 4 ±10 V 100 ks/s More detail
NI 9265 Current AO 4 0-20 mA 100 kS/s More detail
NI 9401 DIO 8 5 V/TTL 100 ns More detail