放大电路如图9所示, RF的反馈类型是( )http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/a7749521401a464cb60fcd5a83682f6a.png
举一反三
- 电路如图5所示,运算放大器构成 。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/ad0dc8cc2e8547ccb31a035a818c1d8d.png
- 已知电路如图 4 所示,运算放大器构成http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/0547d1e3e7b44b5d8201447c92ed6e29.png
- 电路如图 4 所示,电流 I 为 。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/48dcfd6292e44a329c2d5b04973679d8.png
- 请判断图 4 所示的电路中,引入反馈的类型( )。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/108f06edb4104c918c4a225c348ed9e7.png
- 电路如图5所示,若输入信号ui为方波,则输出波形为 。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/ad0dc8cc2e8547ccb31a035a818c1d8d.png