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皆さん、パルスカードPI-3511で受動型のパルス信号を取り込む際に、なぜ2Kオームの抵抗を直列に接続する必要があるのでしょうか?

2016-05-10View Original

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質問です:PI-3511パルスカードを受動型のパルス信号に接続する際、なぜ2Kオームの抵抗を直列に接続する必要があるのでしょうか?その作用は?皆さん、議論してみませんか?
Reply #22016-05-16
おそらくその回路の遮断検出でしょう。何Ωかは信号の種類によりますが、一般的には数千Ω以上でしょう

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