INSTRUEMENT PRODUCTS

  • Tektronix
  • Keithley
  • National Instruments
  • Delorenzo
  • Ametek
  • Digilent (An NI Company)

BROADCAST PRODUCTS

  • Telestream(Tektronix Video)
  • Harmonic
  • Streambox
  • Digital nirvana
  • Newtec
  • Utah Scientific
  • Apantac
  • DekTec
  • paneda
  • norwia
  • RFS Radio Frequency Systems
  • Tag
  • Netinsight
  • Dev
  • Irdeto

COMMUNICATION PRODUCTS

  • 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

Graphtec

t's an analog world - strain, pressure, voltage, current -- these are the measurements that your Graphtec instrument will faithfully capture for you on paper or in memory, or both. Trust Graphtec instruments for your most important measurements! 
 
GL900 - High speed isolated 8 channel multifunction logger
Multifunction input on eight isolated channels (Voltage, 
  Temperature, Humidity, Pulse and Logic)
High-speed simultaneous sampling on eight channels, 16-bit
  resolution
Can be used as X-Y Recorder
Equipped with a large-format 5.7 inch color LCD for easy-to-
  read waveform display
Data can also be saved to PC-friendly USB memory sticks
 
GL820 - Isolated input, multichannel logger 
Modular system allows expansion up to 200 channels
All channel are isolated, each with multifunction input 
  (Voltage, Temperature, Humidity, Pulse and Logic)
Huge build-in 2GB Flash memory
PC-friendly, support USB memory stick, has USB and LAN ports
Easy application software
Other feature 
 
GL220
10 channel handy type logger 
10 isolated channels, each with multifunction input
  (Voltage, Temperature, Humidity, Pulse and Logic)
Maximum sampling rate up to 10mSec.
Large easy-to-read 4.3 inch wide TFT color LCD
Build-in 2GB Flash Memory
Easy operation and device setup
Easy application software
Other features