LED light sequencer circuits (Running Light)
Here are LED light sequencer circuit that using IC-4017 and IC-555.
LED Chaser circuit using 4017 and 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 [...]
Posted inDigitals & Microcontrollers 555 Timer
Monostable multivibrator using 555 timer
These are many Monostable multivibrator using 555 timer. We use it as timer for control a load, LEDs,driver relay. Which trigger them using a normal switch. [...]
Posted inSound Generator 555 Timer
Make Police siren Generator circuits using 555 timer
This is police siren circuit using 555 IC, with PCB layout, using 2 IC-555 as frequency oscillators and transistor to drive sound to the speaker [...]
Posted inOscillator circuits 555 Timer
555 timer Pulse Generator circuits | astable mode
This is a simple pulse generator circuit or standard astable oscillator circuit for IC 555 timer,NE555N IC. Use for digital Logic circuit.