# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Jamming | 抗干扰

To comply with EU security standards (EN 50131-5-3), professional intruder alarm equipment must detect and declare radio frequency (RF) interference that results in the corruption of data communications within the alarm system.

Jumper | 跳线

A jumper is a short length of conductor used to close, open or bypass part of an electronic circuit. They are typically used to set up or configure printed circuit boards, such as the motherboards of computers.

 

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