10 LED Flashing using CD4017
This the circuit light led flashing ,with show of 10 LED. By use integrated number circuit CD4017 perform be Decade Counter/Divider with 10 Decoded Outputs. Which it is integrated digital circuit CMOS then use the power supply about 9VDC. For a signal input continue the circuit can produce general frequency may use IC NE555 all right.
We also have other circuits. Are similar.
Led light bar scan back and forth led two color This circuit is a circuit run on alternating two colors.It uses the 2-color LED with a built-in 3-pin single.This will chase away the glow of each LED until the end.It turns alternating to another color.[...]
LED Chaser by IC 4017 + IC 555 I believes in that extremely amateur electronics many you, may ever build the LED flasher or light blinks or the LED Chaser prevent come to already. Today I begs for to advise the circuit LED Chaser,[...]
Simple flashing light by transistor BC548 This circuit basically the base of LED Flashing circuit, the character generally be have Transistor stay 2 work alternate be be like the automatic switch that alternate work.[...]
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Categories: Digital, LED Flasher Tags: 10 led light bar circuit, CD4017, led chaser lights
LED Oscilloscope by LM3914,4017
George Katz of Balgowlah Boys high in Sydney presented a solid state oscilloscope. He says “probably the best advantage is its very small size and the fact that it can run off the power supply of the circuit being tested. Although it has a low frequency range, it can still be used for most circuits. Its poor resolution will still allow for most waveforms to be visualized.”
In circuit uses many normal ICs, LM3914, CD4017
Read more Source: http://www.geocities.com/SiliconValley/Lakes/7156/articl3.htm
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Categories: Digital, LED Flasher, Meter Tags: CD4017, Oscilloscope, oscilloscope circuit, scope meter





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