Test and measurement companies

A8619 Protocol Test System – The A8619 Protocol Test System offers Analysis, Simulation, Emulation of SS7, V5, ISDN, INAP, GSM, GPRS, CDMA and VoIP protocols.
Acterna – Manufactures wide range of instrumentation and systems for communications equipment development and maintenance. Areas of application include optical transport, data communications, cable and wireless.
Aegis – OSP cable fault location test equipment.
AGM Elettronica – Manufactures fault location and measurment equipment for wire and cable manufacturers.
Allied Analogic – Manufacturer of the modem line tap used by POS, ATM and the telecommunications industry to troubleshoot analog data communications on telephone lines.
Ameritec – Communications test equipment solutions, bulk call generators, switch/network, simulation, signaling analyzers, transmission impairment measuring sets (TIMS), bit error rate testers, wireless cellular/PCS quality of service.
Applied Signal Technology, Inc. – Design, develop, manufacture and market signal reconnaissance equipment to collect and process telecommunications signals.
Arca Technologies – Arca Technologies provide a complete range of VoIP, ISDN, VoDSL, xDSL, V5.1, V5.2 and PSTN test and simulation equipment
Asentria Corporation – Remote monitoring system, tools and network management software from Asentria. (formerly Omnitronix)
The Board Room Inc. – Supplier of revenue assurance and switch testing equipment and systems.
Boonton Electronics – Manufacturer of RF power, microwave, audio, modulation and impedance test instrumentation and sensors.
Brighton Electronics, Inc. – Supplies digital and analog panel meters, temperature and process controllers, and hand-held test and measurement equipment.
Catapult Communications Corporation – Develops, manufactures, markets and supports an advanced software-based test system offering an integrated suite of testing applications for the global telecommunications industry. (Nasdaq: CATT).
C.E. Cox – Manufacturer of cable fault locating and testing equipment for industrial and telecommunications applications
Circadiant Systems – Manufactures optical test equipment.
Consultronics – Manufacturer of telecommunications test equipment including xDSL cable qualifiers, test sets for ISDN, T3/T1, E1 and TDR.
Ctc Union Technologies Co.,Ltd. – Supplier of protocol and transmission analyzers, interface converters, Tl/El DSU/CSU digital access units, SDSL, BOB and IAN cable testers and related communication products.
Delsat Group – Delsat is an Argentinian company which manufactures metering and monitoring equipment for telecommunications.
denk-stein:net – Supplies measurement and test equipment for telecommunications networks.
Electrodata Inc. – Manufacturer of hand-held telecommunications test equipment specializing in T1, DS3, and STS-1 Sonet testing. Includes ISDN, SS7, GR303, frame relay.
Electronic Communications Inc. – Cable television electronic and equipment repair service. Repair for converter boxes, rf line gear, and headend equipment.
EML European Market Liaison – Supplier of telecommunication test equipment for the local loop including Records Purification (RPS).
Endace – Endace manufactures network monitoring interface products that can test and analyze telecommunications and network equipment.
Frame Communications Ltd – Designs, develops and manufactures test and management solutions for a wide range of protocols and system types as well as for network surveillance of billing verification and revenue assurance.
Frederick Engineering – Network test equipment manufacturer. Develops WAN/LAN network test equipment, telecom BER testers and protocol analyzers for all telecom protocols and circuits.
GAJ Technology – Simulators for providing proof of compliance for telecommunication equipment and for testing modems, DSLAMs, network cards or any device that uses CAT 5/5e cable.
GL Communications Inc. – Single and dual laptop analyzers provide T1 and E1 testing.
GN Great Nordic – Develops telecommunication network performance monitoring and hands-free communicationis solutions. (Copenhagen Stock Exchange: ISIN code DK001027263-2).
GSI Labs – Sells network monitoring equipment to telecommunications companies. Includes software screenshots, product details, and FAQ.
GUISYS Corporation – Manufacturer of low cost PDA/PC driven POTS, TIMS, DS1, DS3, and ISDN hand-held test equipment.
Hermon Labs – Provides fully automated compliance, pre-compliance, development and production testing solution for analog PSTN, acoustic, xDSL, VoIP, T1, E1 and ISDN PRI interfaces.
IBEX Systems – Communications manufacturers representative and reseller firm offering radio, wire voice, data and video telecommunications networking and test equipment.
Inala Technologies (Pty) Ltd. – Test and measurement equipment, monitoring systems and customised solutions for GSM networks in sub-Saharan Africa.
Independent Technologies, Inc. – Design, manufacture and market a wide range of customized communications products.
IneoQuest – Network performance testing, protocol, debug analysis tools.
Innocor – Designs and manufactures industry test equipment for broadband and legacy telecom applications.
Ixia – Provides test tools, development and testing services for call centers, communication

networks, and network devices.
JFW Industries – Designs and manufactures RF components including attenuators, RF switches and specialized test systems for telecommunications, OEM test equipment, medical, automotive, and defense markets.
JTC Sales, Inc. – Utility equipment supplier for reel and wind up trailers,Fiber figure 8er and mud duck mudsucker
KSI Corporation – Manufactures timing boards for use in telecommunications, government and test and measurement applications.
KTL Worldwide – Independent organization for the testing and certification of telecom, IT, wireless and electrical products. Laboratories and accreditations worldwide.
The Larry McGee Company – Manufactures industrial grade communication and control equipment.
Lemco Tool Corporation – Manufacturer of tools for construction and maintenance of fiber optic and coaxial cable systems. Features detailed product drawings and tool tips.
Linkbit – Anytest product, E1/T1 portable tester, PRI analyzer and other testing units.
LP Technologies – Providing engineering, marketing and sales of RF products, primarily in the electronic and software product market place.
MarQuest Limited – Provides equipment and services for analysis and testing in digital telephony (PCM) transmission and signalling systems.
Megatel Industries Corp. – Provider of digital data communication and telecommunication equipment.
Metro Tel Corp. – Manufacturer of telecommunications test equipment. Products include subscriber loop, Linemans test sets and cable pipe location equipment.
MI Technologies – A leading supplier of microwave instrumentation for testing antennas, radomes, radar cross section analysis, components, EMI/EMC and automotive applications.
Microtronix Systems – Specializing in the production of telephone testing equipment.
Mike Sandman – Supply hard to find problem solving tools, test equipment, telephone repair parts and training videos.
Molher Electronica – Designs and develops measuring instruments for copper pair and fiber optic and offers automation solutions for xDSL interoperability testing. [May not work properly in all browsers]
MSS Power Systems – Providers of application tools to the telecommunications and power contractors.
NetHawk Oyj – Provides mobile network equipment vendors and operators with instruments, systems and related services for accelerating development and improving quality.
Net-O2 Technologies – Provider of communications software, network testing and network security software solutions and services from India.
Noise Com – Manufactures devices, test instruments and systems for evaluating noise susceptibility of wire-based and wireless communications components and networks
NS Electronics Service, Inc. – Sales and service of communications service monitors and equipment.
NTI – Manufacturer of test instruments for the professional audio industry, the broadcast market and the loudspeaker industry.
Nutmeg Utility – Development and distribution of tools, products and services to the telephone, construction and utility industries.
OEL – Supplier of telephone installation tools.
Omnicor – Supplier of IP traffic generators for gigabit ethernet switch, router and network performance testing.
ORBIT/FR, Inc. – Develops, markets and supports automated microwave test and measurement systems.
PDS Test – Company provide a wide range of communications test, development, demonstration and connectivity solutions.
PriLink – Telecommunications management tools with specific emphasis on North American ISDN-PRI services.
Radcom – Provider of analysis and monitoring solutions for VoIP, 3G Cellular and Datacom
RAN Systems Home Page – Provides call test monitor and master clocks to the 911 Emergency community. Includes product details and industry news events list.
Rochelle Communications – Global supplier of Caller ID and telephone test equipment.
Rohde & Schwarz – Manufacturer of spectrum analyzers for measurements in the frequency-domain, time-domain and modulation-domain (vector signal analysis).
RTI Products – Manufacturer of electronic snow sensing and anti-icing systems for the telecommunications industry.
Sadelco R&D – Research, development, and manufacturer of communications test equipment used in the testing of cable television, broadband, and computer systems.
Sage Instruments – Portable and hand held telephony test equipment.
San Mateo Electronic Supply – Distributors of Computer, networking cables and accessories. Test equipment for telco, network systems.
Schultz Communications, Inc – Supply a range of telecommunications equipment and tools . Products include test and measurement instruments, wire and cable and speciality tools.
Shenick Network Systems Limited – Offers information about test suites for network infrastucture.
SHF Communication Technologies AG – Manufacturer and supplier of bit error rate test systems, broadband amplifiers, digital modules and passive microwave components and related equipment.
Skyline Communications – Supplier of software monitoring and control solutions for the HFC broadband, satellite, broadcast and telecom industry.
Sofimation – Multipath Fading Simulator for GSM850, GPRS, 3G, CDMA2000
Solinet – High technology company focusing on turn-key solutions for the implementation and validation of signalling systems.
Spirent Communications: Test and Service Management Solutions – Spirent Communications provides test and service management solutions for the communications industry.
Summitek Instruments – Offering Summitek intermodulation and BaseStAR interference analyzers and colocation equipment.
Sunrise Telecom Inc. – Develops and manufactures telecommunications test and measurement solutions.
System Studies, Inc. – On-line resource for cable pressurization information and technology.
Telebyte Inc – Local Loop Simulators and Noise Generators for ADSL, ADSL2, ADSL2++, G.SHDSL, VDSL Testing.
Telemark Solutions – Supplier of innovative buried electronic markers used to mark cables, to provide easy cable locating.
Telephone Tools of Georgia – A manufacturer and distributor of unique and hard to find telecommunicaions tools from the turn of the century through today.
Telephony Software Associates, Inc. – Serial alarm monitoring of telecommunications equipment: protocol specifications, test procedures, software tools that facilitate installation and troubleshooting.
Telinc – Designs, develops and markets (WAN) Wide Area Network access products and communications test equipment.
Telsoft Inc. – Provider of telephone line-powered dialers and other telecommunications testing equipment.
TesCom – Providing repair, calibration, refurbishment and sales of telecommunication test equipment.
testworx – Test equipment from several manufacturers for data communications and telecommunications networks. Applications include DSL, T-carrier, fiber optics, signalling and IP networks.
Ticknall Communications – Suppliers of telephone and data communications test and monitoring equipment
Topline System Co., Ltd. – Manufacturer of RF shielded rooms, EMC chambers, EM shielded and test chambers and enclosures.
TraceSpan – Industry’s first non-intrusive analyzer for vendor-independent testing of ADSL and ADSL2 networks.
Tracewell Systems, Inc. – Manufactures and integrates systems using VME, VME64x, VXI, CompactPCI and PXI for the telecommunications, military test and measurement and medical industries.
Tucana Telecom – Protocol test and measurement equipment, monitoring, simulating, load generators and emulator equipment for communication interfaces.
TX Technology Corp. – Designs and manufactures intelligent monitoring and control systems, remote and addressable sensors, computer controlled air dryer systems, and pressure and flow transducers.
ValueTesters – Supplier of datacom, telcom, air conditioning and power quality test equipment.
WAVETEL – Designs, develops and sells ISDN, SS7, V5 and PSTN protocol and traffic analysers for transmissions systems.