Hello everyone, I would like to ask, now many DC/DC modules have relatively low output ripple, but carefully, there is a 20MHz bandwidth limit behind me, I have actually tested many modules, and found
I used an inverter (74LS00) with a crystal oscillator, two small capacitors, and a large resistor. I used a typical circuit, but it doesn't oscillate on the oscilloscope? Why? ? Haha, I don't know, ri
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Welcome everyone to guess the questions: https://en.eeworld.com/bbs/thread-1084544-1-1.htmlHere is the informat