Clik here to view.
Cheap led christmas light flasher circuit is controlled by audio
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...
View Article10 LED roulette with TC4011-LM4017
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...
View ArticleLED Chaser by IC 4017 + IC 555
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...
View ArticleTwo way 12 LED running lights using CD4017 and NE555
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....
View Article1.5V LED flasher using BC556 and BC546
This is a low voltage LED flasher with 1.5V using BC556 and BC546 transistors. And other electronic devices is 4 resistor and 3 capacitors only. When about 15 years ago, making the LED flasher easy....
View ArticleDual LED Flasher by 2N2907
This circuit calls more Free Running Multivibrator work resemble Flip Flop. Which encourage itself repeatedly. The Q1 and Q2 be Transistor PNP be usable general (2N3906,2N2907, etc.) The R1 and R2...
View ArticleTraffic light controller circuit
Today, let’s look at 2 model of traffic light circuits. They use the LEDs for display and the digital circuit as based. This circuit include IC-4027,CD4017,IC-555 and a few parts so easy and cheap....
View ArticleElectronic Head or Tails Circuit
This is an electronic head or tails circuit ,that same really the head or tail playing very little head by following several steps. -First of all,turn on switch, LED display show digit “0”. -Secondly,...
View ArticleSmall christmas LED flasher circuit with sound
The Christmas LED flasher circuit is small and easy and cheaper than this circuit. It suitable for beginner. How it works In Figure 1 is the Schematic diagram of this project. First the LED display...
View ArticleThe Op-amp IC tester circuit
This is an simple op-amp IC tester circuit that cheap and easy to build. for test many op-amp ICs fast check. How it works In Figure 1 is the schematic diagram of this tool, that is used to generate...
View Article