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心型闪烁灯电路

Buying a gift for someone special or a loved one can sometimes be difficult or expensive. The flashing heart is the answer. It is easy to build and even the inexperienced hobbyist should be able to bu...

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电路
闪烁

发布时间：2020-07-21

礼貌灯电路

礼貌灯电路--Courtesy Light15 seconds delayed switch-offA good idea for bedroom lampsParts:R1____________470R 1/2W ResistorR2____________100K 1/4W ResistorR3______________1M5 1/4W ResistorR4___________...

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电路
礼貌

发布时间：2020-07-21

电池供电小夜灯电路

电池供电小夜灯电路--Battery-powered Night Lamp1,R2___________1M 1/4W ResistorsR3_____________47K 1/4W Resistor (optional: see Notes)R4____________Photo resistor (any type, optional: see Notes)C1______...

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发布时间：2020-07-21

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 ResistorR2,R9,R10_____100K 1/4W ResistorsR3-R8,R11-R16__10R 1...

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发布时间：2020-07-21

LED或灯脉冲发生器电路

LED或灯脉冲发生器电路--LED or Lamp Pulser Astonishing effect4.5V supplyParts:R1,R2___________4K7 1/4W ResistorsR3_____________22K 1/4W ResistorR4______________2M2 1/4W Resistor (See Notes)R5__________...

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发布时间：2020-07-21

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 directly at...

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发布时间：2020-07-21

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 possibleParts:R1______________6K8 1/4W ResistorR2____________270K 1/4W ResistorR3____...

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发布时间：2020-07-21

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 ResistorR2,R5__________1K 1/4W ResistorsR3,R6_...

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发布时间：2020-07-21

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 unitParts:R1,R2_______________4K7 1/4W ResistorsR3_________________22K 1/4W ResistorR4___...

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发布时间：2020-07-21

舞蹈发光二极管电路

舞蹈发光二极管电路--Dancing LEDsParts:R1_____________10K 1/4W ResistorR2,R3__________47K 1/4W ResistorsR4______________1K 1/4W ResistorR5,R6,R7______100K 1/4W ResistorsR8____________820R 1/4W Resistor...

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发布时间：2020-07-21

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如何设计零EQ？请查收工程师必备的《DFM实用指南》

如何设计零EQ？请查收工程师必备的《DFM实用指南》

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