在书上看到这样一段文章,我就想我现在有324的比较器,我们为什么不用来做JJ后极的触发电路呢,这样频率和占空比又没干扰,又可大范围调整.高手看看可以用吗,我是菜鸟,想问下用324的4比较器的电路图该怎么用,可以给个图吗,谢谢!
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500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/72/3092321230271840.gif');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/72/3092321230271847.gif');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/72/2968581230276801.gif');}" onmousewheel="return imgzoom(this);">改一下:在C上在窜一个电位器就可以调频率了.根据占空比的计算方法就可知道频率和占空比可以独立调了.
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/72/3092321230355711.gif');}" onmousewheel="return imgzoom(this);">