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pcb design - What is this PCB spark-gap on common-mode-choke for? - Electrical Engineering Stack Exchange
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PCB Design - Eight PCB Marks You May See And Never know What They Are Before - PCB Design & Layout - PCBway
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Spark Gap Question - Part Identification - Electronic Component and Engineering Solution Forum - TechForum │ Digi-Key
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PCB Design - Eight PCB Marks You May See And Never know What They Are Before - PCB Design & Layout - PCBway
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A reusable planar triggered spark-gap switch batched-fabricated with PCB technology for medium- and low-voltage pulse power systems - ScienceDirect
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