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EDN电子技术设计
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有谁还记得注入锁定吗?“老式”技术也能解决当今的难题
ZPsednc 该设计实例展示了内置Bode功能在许多现代低成本DSO中的应用,例如Siglent SDS814X HD,使用Peltz振荡器作为研究注入锁定的候选器件。ZPsednc 图1显示了仪器设置和被测设备(DUT)振荡器原理图,其中Q1和Q2为2N3904s、L~470µH、C~10nF、Rb=10K、Ri=100K、Vbias=-1VDC。此设置和 ...
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