已知AB的波形，作为与门和与非门的输入端，分别试画出输出波形。

A . 正确 B . 错误

已知匹配滤波器的输入信号g(t)如下图(a)、(b)、(c)，分别画出它们的冲激响应波形g(T_b-t)。 <img src='https://img2.soutiyun.com/ask/5439001-5442000/d814ebabf252dd2276f412ba1392e59f.jpg' />

已知下降沿有效的边沿JK触发器CP、J、K及异步置1端<img src='https://img2.soutiyun.com/ask/2021-02-25/983103342552693.png' />、异步置0端<img src='https://img2.soutiyun.com/ask/2021-02-25/983103351825223.png' />的波形如图10.3所示,试画出Q的波形(设Q的初态为0). <img src='https://img2.soutiyun.com/ask/2021-02-25/983103366559066.png' />

<img src='https://img2.soutiyun.com/ask/2020-12-01/975691593854026.jpg' />

图11-16中，与非门与基本RS触发器相连，已知A、B与R的波形如图11-16(b)所示，画出输出Q的波形。 <img src='https://img2.soutiyun.com/ask/2020-07-08/963074764836256.png' />

如图6. 17(a)(教材图6.08(a))所示电路,输人u1波形分别如图6.10(b)、(c)所示，试画出u0波形图。 <img src='https://img2.soutiyun.com/ask/2020-07-13/963480459412622.png' /> <img src='https://img2.soutiyun.com/ask/2020-07-13/963480470227241.png' /> <img src='https://img2.soutiyun.com/ask/2020-07-13/963480480897851.png' />

若反相输出的施密特触发器的输入信号波形如图所示，试画出输出信号的波形。施密特触发器的转换电平U_T+、U_T-已在输入信号波形图上标出。 <img src='https://img2.soutiyun.com/ask/uploadfile/5478001-5481000/2a67030dbd2be38455b44ec3fb1c3ed9.png' />

<img src='https://img2.soutiyun.com/ask/5517001-5520000/b174e9edc45daca9788be941a79e6c06.jpg' />

<img src='https://img2.soutiyun.com/ask/2020-10-09/97110146748717.jpg' />

<img src='https://img2.soutiyun.com/ask/uploadfile/5475001-5478000/1fcbe47aa95e01157c9899c6474fddbe.png' />

图4. 13(a)(教材图4.10)中,A，B和 的波形为已知,试画出<img src='https://img2.soutiyun.com/ask/2020-07-10/96324702962287.png' />，Q和<img src='https://img2.soutiyun.com/ask/2020-07-10/963247044030694.png' />的波形图。 <img src='https://img2.soutiyun.com/ask/2020-07-10/963247061018666.png' /><img src='https://img2.soutiyun.com/ask/2020-07-10/96324707891169.png' /> <img src='https://img2.soutiyun.com/ask/2020-07-10/963247105177192.png' />

<img src='https://img2.soutiyun.com/ask/2020-09-14/968971604757546.png' />

<img src='https://img2.soutiyun.com/ask/2020-11-04/973349293978881.png' />

是 否

已知输入信号A、B的波形如下图所示，试画出(b)、(c)中两个触发器Q端的输出波形，设触发器初态为0。 <img src='https://img2.soutiyun.com/ask/2020-12-24/977677873955978.jpg' /> <img src='https://img2.soutiyun.com/ask/2020-12-24/977677890587929.jpg' />

斜率鉴频电路如图NP5-18(a)所示，已知调频波<img src='https://img2.soutiyun.com/ask/2021-02-26/983186047521614.png' />试画出鉴频特性<img src='https://img2.soutiyun.com/ask/2021-02-26/983186056728141.png' />的波形(坐标对齐)。 <img src='https://img2.soutiyun.com/ask/2021-02-26/983186066078675.png' />

A．地 B．低电平 C．高电平 D．低电平或高电平