Comtest Porfolio
Lifan Chongqing Lifan Industry (Group) Co., Ltd is one of the biggest private-owned enterprises in China,  centering on technology, development, manufacture and sales of vehicle,  motorcycle, engine and power products for many different industries
 

ADC

ADC helps the world communicate, supplying network equipment, software solutions, and integration services for broadband, multiservice networks that deliver data, video, and voice communications over telephone, cable television, Internet, broadcast, wireless, and enterprise networks.

 
Enensys Technologies ENENSYS has years of experience in designing and manufacturing high quality transmission products for Digital TV Broadcast
 
 
Envivio Inc. is the leading technology provider of IP-based MPEG-4 video systems and solutions for telcos, enterprises, and broadcasters
 
 
JDSU
JDS Uniphase (formerly Acterna) offers instruments, systems, software, services, and integrated solutions that help communications services providers, equipment manufacturers, and major communications users maintain their competitive advantage at each stage of the network lifecycle.

 

  Symmetricom

Symmetricom -  the world leader in generation, synchronization and distribution of precise time and frequency signals.


 

Tejas Networks is a leading innovator of carrier grade communications infrastructure equipment.
 
Psiber
Psiber Data Systems Located in San Diego, California, USA, Psiber is committed to the development, manufacture and marketing of electronic test instruments for the rapidly expanding data communications market, including the CATV broadband arena.
 
JD Electronics Co Limited
J&D Electronics Exporter of high-precision current sensors,  the core components used in the power instrument industry

 


Radian Research, Inc. is the recognized industry leader for Energy Reference Standards, Energy Meter Testing Systems, Current Transformer Testers, DC to AC Transfer Standards, and Automated Laboratory Energy Reference Systems. Products include portable and primary energy reference standards.
 
 

  Ametek Programmable Power Products

AMETEK Programmable Power is the leader in the design and manufacture of precision, AC programmable power sources used in R&D, test and measurement, avionics testing, inverter testing, arbitrary waveform generation, bulk power and power conditioning applications across a wide variety of industrial segments.
 
DH Instruments, Inc. DH Instruments, Inc. is a leading manufacturer of high performance pressure and gas flow standards including calibration process software
 
ampbrobe Amprobe - offers a wide range of devices for testing and measuring electrical properties in various field applications
 
atpro
All-Test Pro - The World's Best Tools for Predictive Maintenance Testing and Troubleshooting of Electric Motors, Coils, Windings, and even Transformers

 
B&K Precision Corporation B&K Precision Corporation Specializing in the design and manufacture of high quality, cost-effective test and measurement products for over 50 years
 
Fluke Fluke Corporation is the world leader in the manufacture, distribution and service of electronic test tools and software.
 
 Hart Scientific makes everything you need for calibrating thermometers including SPRTs, PRTs, thermistors, and thermocouples. Their temperature baths and dry-wells offer unmatched stability and their primary standards are used in metrology labs around the world. For precision thermometry, Hart Scientific thermometer readouts and probes are exceptionally accurate and easy to use.
 
 Midtronics is focused on the development and marketing of innovative technologies for battery management.
 
Rigol
An emerging leader in the test and measurement field. The product line consists of Digital Oscilloscopes, Function/Arbitrary Waveform Generators, Digital Multimeters, Virtual Instruments with LXI compatibility and more.

 
Test-Um Inc.
Test-Um Inc. is a world class designer and manufacturer of Test, Talk and Trace products for the Datacom/Telecommunications needs of both professionals and consumers.