1933年成立的羅德與施瓦茨公司(R&S公司) ，七十多年來，在測試與測量、信息技術和通信領域，一直
雄踞技術前沿。是歐洲最大的電子測量儀器生?廠商和專業無?通信、廣播、信息技術安全技術的領導
廠商，以創新、精確和品質享譽世界。

Com-Power Corporation is a supplier of technical solutions for the electromagnetic compatibility (EMI / EMC), telecommunication (Part68) and product safety (UL /IEC/CSA) testing.

Com-Power line of EMI test equipment can be used for testing products for radiated emissions, conducted emissions and immunity from DC to 40 GHz to meet the various national and International EMC standards.

安捷倫科技是世界一流的測量企業。安捷倫提供重要的電子和生化分析測量工具，在電子、通訊、生命科學研究、環境及石油化工行業都處于領先地位。它于1999年從惠普公司分離出來，主要致力于通訊和生命科學兩個領域內?品的研製開發、生?銷售和技術服務等工作。

創立于1962年，公司總部瑞士的Solothurn地區。曾經設計生?出全球第一台EMC敏感度測試儀器，全球第一根射頻寬帶EMC天?，全球第一隻解?EMC干擾的濾波器，目前擁有多項EMC專利技術?品。 目前在德國，英國，瑞士，愛爾蘭設有EMC測試設備及測試系統的?品研發中心和生?基地。在全球大多國家或地區設立了EMC?品的銷售及技術服務中心。?全球EMC（電磁兼容）測試儀器及系統市場銷量第一的EMC公司，專業致力于EMC?品研究生?及EMC技術服務。

ETS-Lindgren has more than 75 years of combined experience and expertise. The company was formed by combining a number of industry-leading companies, including many that pioneered today's widely accepted products and practices. Not surprisingly, ETS-Lindgren continues to maintain its reputation as a leader and innovator today.

In 1994 Martin Lutz and Reto Casanova - both engineers with a long experience in the field of electromagnetic compatibiliy - and Volker Henker founded EMC PARTNER AG with the aim of designing, manufacturing and selling compact, portable test and measurement equipment. Since the foundation EMC PARTNER's team as well as the product range have continually been growing - and are still doing so!

Over the past quarter century from its foundation in 1975, Noise Laboratory has been focusing on immunity test equipment and related solutions. Now our product lines include various types of immunity test equipment ranging from those conforming to IEC 61000-4 series standards, other international or national immunity standards and even to customer's in-house test standards.

Established in 1956, Thermo Electron Corporation has long been a leader in the instruments industry. But you may have known us by many different names. Today, we go by one: Thermo Electron Corporation. One company, one name, one focus: your success.