【简答题】现有六种运放构成的电路模块如下,请选择正确的答案填空。 A 、反相组态电路 B 、同相组态电路 C 、求和电路 D 、减法电路 E 、积分电路 F 、微分电路 (1) 若要实现电压增益为 -100V/V 的放大电路,应选用 。 (2) 若要实现电压增益为+ 100V/V 的放大电路,应选用 。 (3) 若要在正弦波电压上叠加一个直流电压,应选用 。 (4) 若要将三角波信号转换为方波信号,应选用 ...
【单选题】Fortunately there are still a few tasty things for us gourmands to enjoy in relative security. Their numbers, however, are depleted almost daily, it seems, by ruthless proclamations from the ever-vigi...