电路
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低成本自动应急灯电路
低成本自动应急灯电路,Low cost/Automatic Emergency LightDescription -------------------------------------------------------------------------------- Here is a white-LED-based emergency light that o
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用DAC0832产生锯齿波电路
锯齿波电压发生器 在一些控制应用中，需要有一个线性增长的电压（锯齿波）来控制检测过程、移动记录笔或移动电子束等。对此可通过在DAC0832的输出端接运算放大器，由运算放大器产生锯齿波来实现，其电路连接图如图9
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分立元件组成的烙铁电路
分立元件组成的烙铁电路Wattage of load10W18W25W35W65W80WValue of R5 (in ohms)330180136 (68+68)1005644 (22+22)Wattage of R5 (in watts)01020204056.5 Usually a soldering iron takes a couple of minutes
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高低压切断与时间延迟关闭电路
高低压切断与时间延迟关闭电路,High And Low Voltage Cut Off With Time Delay OverviewThe power line fluctuations and cut-offs cause damages to electrical appliances connected to the line. It is more
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直流伺服电动机驱动器电路
直流伺服电动机驱动器电路,DC servo motor driverSpecifications -------------------------------------------------------------------------------- DC Servo Motor Driver kit, designed using MC33030
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5个灯的LED闪光灯驱动器电路
5个灯的LED闪光灯驱动器电路,5 Lamp/LED Flash DriverGeneral Description of the following circuit. This circuit is based around HT–2050 manufactured by HOLTEK semiconductors. It is a low cost, low-power
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低成本自动应急灯电路
低成本自动应急灯电路,Low cost/Automatic Emergency LightDescription -------------------------------------------------------------------------------- Here is a white-LED-based emergency light that o
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ADC0809与MCS-51的连接电路
ADC0809与MCS-51的连接电路
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简单的LED电源项目电路
简单的LED电源项目电路 A power source for simple LED projectsLED's are great display tools. Their prices have decreased to a point where they are replacing more conventional light sources. In one sense
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三频闪仪电路
三频闪仪电路 Triple Stroboscope This circuit enables observation of movement between other stroboscopes. Generation of rectangular signal is based on NE555. This circuit requires a low power supply th
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OTL功放电路中的自举电容原理
图1是一个典型的OTL电路，电路中的C1称为自举电容。它在电路中作用如何？为分析方便将图1简画成图2。 图2的电路中是没有C1的情况，在功放中各级的放大管总是考虑充分利用的，即在输入信号U1的作用下，放大管
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激光发射器/接收器电路
This set of two circuits from the basis for a very simple light wave transmitter. A LASER beam is modulated and then aimed at a receiver that demodulates the signal and then presents the information (
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红外遥控器干扰电路
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 volume your wife sets the stereo at? Want to just annoy someone? This circuit does
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可控硅调光灯电路
可控硅调光灯电路-TRIAC Light Dimmer This little circuit can be used to dim lights up to about 350 watts. It uses a simple, standard TRIAC circuit that, in my expirience, generates very little heat. Pl
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如何选择电路中的电容
通常音频电路中包括滤波、耦合、旁路、分频等电容，如何在电路中更有效地选择使用 各种不同类型的电容器对音响音质的改善具有较大的影响。 1.滤波电容 整流后由于滤波用的电容器容量较大，故必须使用电解电容。滤
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简单的LED电源项目电路
简单的LED电源项目电路 A power source for simple LED projectsLED's are great display tools. Their prices have decreased to a point where they are replacing more conventional light sources. In one sense
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激光发射器/接收器电路
激光发射器/接收器电路
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红外遥控器干扰电路
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 volume your wife sets the stereo at? Want to just annoy someone? This circuit does
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红外遥控器干扰电路
红外遥控器干扰电路
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可控硅调光灯电路
可控硅调光灯电路
