実じっ効こう長ちょう

noun

effective length

Technical term used in computing and engineering to describe the usable or functional length of something, such as a cable, antenna, or data structure.

• このケーブルの実じっ効こう長ちょうは、コネクタ部ぶ分ぶんを除のぞいた長ながさです。

  The effective length of this cable is the length excluding the connector parts.