If you’ve ever wondered why something like a radio or a TV could command a hefty fraction of a family’s yearly income back in the day, a likely culprit is the collection of power transformers needed ...

Calculate the ac power delivered to the 8-Ω speaker for the circuit shown above. The circuit component values result in a dc base current of 6 mA, and the input signal (Vi) results in a peak base ...

本周大家写一个博客记录下自己的感想即可，博客链接在下面提交任务，时间截止为周五中午（8月19日12：00）。 夏季学期开学了，没有太多时间和大家在线讨论了，对某些地方感兴趣，或者需要新的学习资料，可以直接在微信里联系我。