世界最大的雷射干涉仪制造商，发明了双频率、外差式(Heterodyne)雷射干涉仪、 让雷射校准可以应用在工厂的环境、并率先使用软件来简化校准和分析的工作。
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外差式变频器 heterodyne converter
外差式频率计 [电子] heterodyne frequency meter
超外差式收音机 superheterodyne receiver ; superheterodyne radio set
超外差式接收机 [电讯] superheterodyne receiver ; receiver superheterodyne
超外差式接收 superheterodyne ; superheterodyne reception
外差式检波器 heterodyne detector
超声波外差式接收机 supersonic heterodyne receiver
超外差式接收法 superheterodyne reception
艾德温？阿姆斯特朗开发接收机电路—超外差式收音机。
Edwin armstrong develops a receiving circuit-the superheterodyne.
简朴分析了超外差式调幅收音机电路的工作原理及其组装和调试。
A simple analysis of the superheterodyne AM radio circuit and the principle of assembly and debugging.
六端口雷达与传统的超外差式雷达相比，结构简单，便于集成，成本低。
Compared with conventional super heterodyne radar, it presents several advantages such as reduced system complexity, allowing a higher level of circuit integration and low cost.
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