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单通道红外遥控电路设计及应用单通道红外遥控发射电路如图1所示。在发射电路中使用了一片高速CMOS型四重二输入“与非”门74HC00。其中“与非”门3、4组成载波振荡器,振荡频率f0调在38kHz左右;“与非”门1、2组成......
步进电机控制器电路 Stepper Motor ControllerI found this circuit in my files. I don't know where it came from, but it lo......
脉宽调制直流电动机控制电路 Pulse Width Modulation DC Motor ControlOften, people attempt to control DC motors with a variabl......
激光发射器/接收器电路 LASER Transmitter/ReceiverThis set of two circuits from the basis for a very simple light wave tra......
红外遥控器干扰电路 IR Remote Control JammerBy Carl Don't like your little brother's TV channel selection? Hate the volu......
红外线远程控制电路 Infa-Red Remote ControlI have received a number of emails requesting schematics for infa-red remotes......
红外遥控电路--Infrared Remote ControlThis circuit will allow you to turn on any piece of equipment that operates on ......
红外门电路2例 (Infrared gate 2)This is an infrared gate with two sensors planned to use in the wall in the way behin......
315M遥控电路设计原理 OOK调制尽管性能较差,然而其电路简单容易实现,工作稳定,因此得到了广泛的应用,在汽车、摩托车报警器,仓库大门,以及家庭保安系统中,几乎无一例外地使用了这样的电路。 早期的发射机较多使用LC振荡......
单线红外遥控开关设计原理本文设计并制作了一款单线红外遥控开关。它只有单根进线、单根出线,可以直接代换家居中非常普及的墙壁开关,安装和代换都很方便;还可以方便地实现遥控。值得一提的是:该电路成功地解决了单线电子开关的自身供......