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LED或灯序电路--LEDs or Lamps SequencerParts: R1______________1K5 1/4W ResistorR2____________680R 1/4W Resistor (Opt......
黑暗激活LED或灯闪光电路--Dark-activated LED or Lamp FlasherSimple photo-sensitive circuit3V battery supplyParts: R1_____......
礼貌灯电路--Courtesy Light15 seconds delayed switch-offA good idea for bedroom lampsParts: R1____________470R 1/2W ......
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 pos......
LED或闪光灯电路--LED or Lamp FlasherMinimum parts countingDesigned for 3V battery operationParts: R1_______33K 1/4W ......
低功耗闪烁器电路--Low power blink ledR1 = 4 mOhm D1 = Red Led 5mm R2,6 = 10 mOhm T1 = BS170 R3 = 470 Ohm T2 = BC560B R......
音量指示器--Sound Level IndicatorThis project uses an LM3915 bar-graph IC driving two sets of ten LEDs for a 30dB r......
可调频闪灯电路--Adjustable Strobe LightThis one uses a much more powerful "horse shoe" Xenon tube which produces more......
LED千足虫电路--The MillipedeMe and a friend are both trying to build a millipede. Because of obvious reasons, the m......
心型闪烁灯电路 he Flashing Heart Buying a gift for someone special or a loved one can sometimes be difficult or expen......