电路
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电池供电小夜灯电路
电池供电小夜灯电路--Battery-powered Night Lamp 1,R2___________1M 1/4W Resistors R3_____________47K 1/4W Resistor (optional: see Notes) R4____________Photo resistor (any type, optional: see Notes
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礼貌灯电路
礼貌灯电路--Courtesy Light15 seconds delayed switch-offA good idea for bedroom lamps Parts: R1____________470R 1/2W Resistor R2____________100K 1/4W Resistor R3______________1M5 1/4W Resistor
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双线灯闪光灯电路
双线灯闪光灯电路--Two-wire Lamp FlasherIdeal to operate 3 to 24V DC existing on-circuit lampsLED operation is also possible Parts: R1______________6K8 1/4W Resistor R2____________270K 1/4W Resist
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自行车回安全光栅电路
自行车回安全光栅电路-Bicycle back Safety LightFlashing 13 LED unit, 3V supplyAlso suitable for jogger/walkersParts: R1_____________10K 1/4W Resistor R2,R9,R10_____100K 1/4W Resistors R3-R8,R11-R
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220V发光灯电路
220V发光灯电路--220 Volts Flashing LampsEspecially designed for Christmas tree lampsReplaces old thermally-activated switchesParts: R1___________100K 1/4W Resistor R2,R5__________1K 1/4W Resistor
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圆顶灯调光器电路与LED或闪光灯电路
圆顶灯调光器电路--Dome Lamp DimmerThere are times when a little light inside the car would greatly assist one of the passengers but the dome light is too bright for safe driving. The dimmer circuit in
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简单伺服测试仪电路
简单伺服测试仪电路--Simple Servo Testerclick here to download schematic in pdfThis is a simple servo tester which will comprehensively test the capabilities of almost any modern servo. It has two push
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可调频闪灯电路
可调频闪灯电路--Adjustable Strobe LightThis one uses a much more powerful "horse shoe" Xenon tube which produces more light. You can also control the flash rate up to about 20Hz. Do not look
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击落模型定位器电路
击落模型定位器电路 (Downed Model Locator II)Here is another device to help you locate your downed R/C sailplane in the bushes and weeds. Similar to the other design, this circuit plugs into a spare s
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具扩展频谱频率调制的低EMI DC/DC稳压器电路
引言在密集排列的系统电路板上，开关模式DC/DC稳压器是流行的电压调节方法，因为这种稳压器具有较低的热耗散。然而，电流的快速切换、定义不完备的布局、电感器等组件的放置和选择使组成的电路有可能成为主要的EMI(电
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具扩展频谱频率调制的低EMI DC/DC稳压器电路
引言在密集排列的系统电路板上，开关模式DC/DC稳压器是流行的电压调节方法，因为这种稳压器具有较低的热耗散。然而，电流的快速切换、定义不完备的布局、电感器等组件的放置和选择使组成的电路有可能成为主要的EMI(电
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发光二极管驱逐舰(霹雳游侠灯)电路
发光二极管驱逐舰(霹雳游侠灯)电路-LED Chaser (Knight Rider lights)I don't know why, but people like blinking lights. You see LED chasers everywhere, in TV shows (Knight Rider), movies, and store window
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发光二极管驱逐舰(霹雳游侠灯)电路
发光二极管驱逐舰(霹雳游侠灯)电路
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LED或灯序电路
LED或灯序电路--LEDs or Lamps SequencerParts: R1______________1K5 1/4W Resistor R2____________680R 1/4W Resistor (Optional, see text)C1_____________47΅F 25V Electrolytic CapacitorD1_________
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亮度控制小灯电路
亮度控制小灯电路--Brightness Control for small LampsSwitching operated 1.5V bulbs Portable unit, 3V battery supply Parts: P1________________470K Linear PotentiometerR1_________________10K 1/4W R
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衰落发光二极管电路
衰落发光二极管电路--Fading LEDsTwo strips of LEDs fading in a complementary manner9V Battery-operated portable unit Parts: R1,R2_______________4K7 1/4W Resistors R3_________________22K 1/4W Resi
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舞蹈发光二极管电路
舞蹈发光二极管电路--Dancing LEDsParts: R1_____________10K 1/4W Resistor R2,R3__________47K 1/4W Resistors R4______________1K 1/4W Resistor R5,R6,R7______100K 1/4W Resistors R8____________8
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电池供电小夜灯电路
电池供电小夜灯电路--Battery-powered Night Lamp 1,R2___________1M 1/4W Resistors R3_____________47K 1/4W Resistor (optional: see Notes) R4____________Photo resistor (any type, optional: see Notes
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双线灯闪光灯电路
双线灯闪光灯电路--Two-wire Lamp FlasherIdeal to operate 3 to 24V DC existing on-circuit lampsLED operation is also possible Parts: R1______________6K8 1/4W Resistor R2____________270K 1/4W Resist
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自行车回安全光栅电路
自行车回安全光栅电路-Bicycle back Safety LightFlashing 13 LED unit, 3V supplyAlso suitable for jogger/walkersParts: R1_____________10K 1/4W Resistor R2,R9,R10_____100K 1/4W Resistors R3-R8,R11-R
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