Digital Dice circuit

April 11, 2011, 8:08 am

≫ Next: Mini roulette system

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A electronic friends was seeking a play circuits in your free time,a cheap and easy to made.This dice digital circuit would be a favorite of everyone, by using it to display the numbers. When you switch to a spin button or it like is tossing a dice. Looks like a random form normally. A heart [...]

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Mini roulette system

July 5, 2011, 8:56 am

≫ Next: Battery Status Monitor by ICM7555

≪ Previous: Digital Dice circuit

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      A mini roulette circuit, When the switch S1 the output at pin 1 of the IC1a the voltage is “high”,The oscillator circuit output IC2b, IC2c work.Clock pulse generator fed to IC3, a voltage “high” output to the output pins 3, 11, and pin 12 of the IC3, the LED1-LED10 light chase sequence. Section LED11 show [...]

Battery Status Monitor by ICM7555

August 11, 2012, 11:51 pm

≫ Next: A lamp flasher circuit using transistors

≪ Previous: Mini roulette system

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The low power LED flasher by ICM7555 Normally, when you need to use LED display status of the battery 6V-12V. Just add a resistor in series only. It is easy and saving. But not cool and consumes more power. - The impression of a bright that continuously. I think that did not noticeable it. - [...]

A lamp flasher circuit using transistors

August 16, 2012, 8:59 pm

≫ Next: Simple Voltage Indicator by LED and Zener diode

≪ Previous: Battery Status Monitor by ICM7555

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If you want one small lamp that flashing for general to use. I have many ways, But today you see this three of the lamp flasher circuits. Which it has highlights is there are two types of transistor are NPN and PNP. It can work as well as the use of IC-555 or other transistor [...]

Simple Voltage Indicator by LED and Zener diode

October 29, 2012, 12:48 am

≫ Next: Let’s to build many VU Meter circuits with LM3914

≪ Previous: A lamp flasher circuit using transistors

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In electronic instrumentation is needed.One friend of mine, once said that a good tool. Not need to be expensive. It is important to use enough. Today I will try to collect circuits Simple Voltage Indicator. by LED and Zener diode You look into the concept. Although is small circuits. But it might make circuits great [...]

Let’s to build many VU Meter circuits with LM3914

November 15, 2012, 11:05 pm

≫ Next: Cheap led christmas light flasher circuit is controlled by audio

≪ Previous: Simple Voltage Indicator by LED and Zener diode

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I make a lot of amplifiers. Because I like to listen to music. And a VU Meter circuit is a circuit that I like it. In addition, it is used to display the power level of the audio, it also is beautiful. Many friends, would prefer same me. When you go to the electronic equipment [...]

Cheap led christmas light flasher circuit is controlled by audio

December 21, 2012, 4:51 am

≫ Next: 10 LED Flashing using CD4017

≪ Previous: Let’s to build many VU Meter circuits with LM3914

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Those who are looking for a unique gift of sorts for Christmas and New Year. Certification this project create a predilection certainly for the recipient. This project is designed to meet the needs of create particular project. In order to get the Christmas and New Year. I suggest the project get to the upcoming festival. [...]

10 LED Flashing using CD4017

May 15, 2013, 5:44 pm

≫ Next: LED Chaser by IC 4017 + IC 555

≪ Previous: Cheap led christmas light flasher circuit is controlled by audio

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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 [...]

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LED Chaser by IC 4017 + IC 555

May 15, 2013, 5:50 pm

≫ Next: Random Number Generator by IC 4017 and 4011

≪ Previous: 10 LED Flashing using CD4017

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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, by have LED show 10 amounts together. blink stick bright chase go to continually. By have IC CD4017 circuits [...]

Random Number Generator by IC 4017 and 4011

May 15, 2013, 6:17 pm

≫ Next: Coin toss electronics using IC NE555-CD4017

≪ Previous: LED Chaser by IC 4017 + IC 555

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This be Random Number Generator Circuit there is the character is 10 LED Flasher by use IC 4017 and IC 4011 integrated circuit. For the 4017 IC is a 16-pin CMOS decade counter. It takes clock pulses from the clock input, and makes one of the ten outputs come on in sequence each time a [...]

Coin toss electronics using IC NE555-CD4017

December 18, 2010, 7:22 am

≫ Next: led light running arrows showing the position

≪ Previous: Random Number Generator by IC 4017 and 4011

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This is a review of electronic sound or a violent coin toss. With electronic circuits. This circuit uses integrated digital IC NE555 and CD4017 with LED display easily. Principle of the circuit, when voltage is 5 volts to the circuit C1 will charge through the VR1 and R1 fully. IC1, R2, R3 and C2 to [...]

led light running arrows showing the position

February 11, 2011, 7:51 am

≫ Next: Love test game circuit by 8 LED

≪ Previous: Coin toss electronics using IC NE555-CD4017

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This is a led light running circuit with a number generated from IC CD4093, CD4520 and CD4094.This circuit can adjust the speed with resistors R1.When entering the power supply to the circuit IC1. A nand gate IC Oscillator generator circuit is connected to the input signal generator to pin 1 of IC2 and pin 3 [...]

Love test game circuit by 8 LED

February 14, 2011, 4:21 pm

≫ Next: Led light bar scan back and forth led two color

≪ Previous: led light running arrows showing the position

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This circuit uses the nand gate IC number is 4011B per Clock signal generator circuit, feeding it with the pin number 14 of the IC counter circuit 4017B.When you press and hold the switch S1 C1 will discharge. Causing current flow through D1 as a result, IC1 work.Clock generator and input to IC2. IC2, which [...]

Led light bar scan back and forth led two color

March 2, 2011, 10:07 pm

≫ Next: Let’s to build many VU Meter circuits with LM3914

≪ Previous: Love test game circuit by 8 LED

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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.In any way to the moon on the moon first end, then the LED end of the first LED.Circuit consists of, [...]

Let’s to build many VU Meter circuits with LM3914

November 15, 2012, 11:05 pm

≫ Next: Three led flasher by 3 transistor astable multivibrator

≪ Previous: Led light bar scan back and forth led two color

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I make a lot of amplifiers. Because I like to listen to music. And a VU Meter circuit is a circuit that I like it. In addition, it is used to display the power level of the audio, it also is beautiful. Many friends, would prefer same me. When you go to the electronic equipment […]

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Three led flasher by 3 transistor astable multivibrator

February 20, 2014, 8:40 am

≫ Next: CD4017 CMOS-Decade counter/divider

≪ Previous: Let’s to build many VU Meter circuits with LM3914

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We used the two LED flasher with transistors only. Today we come to experiment the three LED flasher as Figure 1 that also used astable mutivibrator with three transistors. They are used to drive all LEDs. The Flash rate of LED1-LED3 in each frequencies output are easily changed simply by changing one, or three of […]

CD4017 CMOS-Decade counter/divider

March 8, 2014, 12:26 am

≫ Next: 10 LED roulette with TC4011-LM4017

≪ Previous: Three led flasher by 3 transistor astable multivibrator

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CD4017 CMOS-Decade counter/divider When we build the 10 LEDs running light for hobby. Often use CD4017 CMOS-IC. This really neat chip contains a counter and a decoder circuit, that can show a single output pin for each count from 0 to 9. And also use to build all kinds of timer, LED sequencers and controllers […]

10 LED roulette with TC4011-LM4017

March 8, 2014, 4:15 am

≫ Next: LED Chaser by IC 4017 + IC 555

≪ Previous: CD4017 CMOS-Decade counter/divider

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If you get the job From teaching science to electronics projects. Elementary education level. This project is right. Is the LED roulette circuits. They uses the principles of digital ICs.Create an integrated LED flashing to the rhythm. And then stopped at one of the LED. Enjoy creating game. And knowledge From digital ICs. Principles of […]

LED Chaser by IC 4017 + IC 555

March 8, 2014, 5:50 am

≫ Next: Two way 12 LED running lights using CD4017 and NE555

≪ Previous: 10 LED roulette with TC4011-LM4017

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If you want to build a 10 LED Chaser circuit we suggest this circuit first. It uses popular IC is a simple and affordable IC-4017_decade counter and IC-555. As Figure 1 is LED chaser circuit whicn The CD4017 act as LED driver in 10 output, by LED will glow only one in a rapid sequence. […]

Two way 12 LED running lights using CD4017 and NE555

March 13, 2014, 2:17 am

≫ Next: 1.5V LED flasher using BC556 and BC546

≪ Previous: LED Chaser by IC 4017 + IC 555

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This Two way LED running lights to use for beautiful, this circuit uses 12 LED lamps, arranged in 2 rows, each row of 6 leds. A green one and a red one, alternatively. use a different color for this. Technical information -The power supply of 6-12 VDC. -Power consumption is about 12 mA maximum -Have […]