| 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, developes 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. |
| Genesys_IBS_Ltd Designs and develops telecommunications test solutions, specialising in automated PSTN & xDSL test systems. |
| GL_Communications_Inc_ Single and dual laptop analyzers provide comprehensive and versatile 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 and electrical products. Laboratories and accreditations worldwide. |
| L-3_Communications_Celerity_Systems Manufacturer of test and measurement equipment for cable modems, cellular phones, digital video, LANs, and two-way radio equipment. |
| 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 developes 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. |
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