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555 monostable circuit trigger solenoid – Circuit Schematic
555 monostable circuit trigger solenoid
Well i posted a similar circuit in another topic but a lot has changed in the design. So here is a brief story of what i am doing, actually i am in a project wh...
please 555 circuit – Circuit Schematic
please 555 circuit
I got frustrated and decided to hook it up to a 15v supply and jump R3 with a clip-on soldering heat sink. 555`s smell great when you fry`em. I have about 9 mor...
pulser 15hz 30khz zapper circuit – Circuit Schematic
pulser 15hz 30khz zapper circuit
Modify a zapper circuit (like the Hulda Clark Zapper) to get two differente frequencies. One switch to make the pulse to 15Hz and the other to 30. 000Hz. The no...
switching between parts circuit pulse input – Circuit Schematic
switching between parts circuit pulse input
This is a 9V DC power source, to a 555 timer to get a square wave. Then fed through a Half-Wave Series Multiplier (Villard Cascade) to get a high voltage DC out...
555 mark space – Circuit Schematic
555 mark space
On astable multivibrators, the duty cycle is usually fixed unless there`s a potentiometer in place, but even still with a diode in parallel with R2, you will on...
Intermittent ozone generator circuit diagram using NE555 – Circuit Schematic
Intermittent ozone generator circuit diagram using NE555
Adjust the RP1, adjustable the IC2 pulse duty cycle to change IC3 pulse oscillation time, to regulate the the ozone generation time, thus achieving the purpose ...
Simple Pulse Generator by IC 555 Timer – Circuit Schematic
Simple Pulse Generator by IC 555 Timer
This is a simple pulse generator circuit or standard astable oscillator circuit for IC 555 timer,NE555N IC. Use for.....
Police sirens sound with ic 555 – Circuit Schematic
Police sirens sound with ic 555
Many a person will might excited with siren sound the all that ever hear. Because we will hear when there is an accident emergency event. But ever suspect that....
Cheap siren with nand gate IC – Circuit Schematic
Cheap siren with nand gate IC
This is a siren sound generator circuit. Which is less expensive and can create simple. The IC1 is using CD4011 (Digital Nand Gate) and the IC2 is.....
Cheap Digital time clock with alarm circuit by LM8560 – Circuit Schematic
Cheap Digital time clock with alarm circuit by LM8560
The digital time clock is circuit that electronic amateurs are most interested. And The clock ICs that most popular are LM8361, MM5387, Unfortunately these ICs....
A on-shot circuit ideals – Circuit Schematic
A on-shot circuit ideals
The digital circuit additional a circuits taht is very useful is On-Shots circuit or Also known as Mono-stable multivibrator circuit. This behavior is the.....
555 timer audio alarm circuits – Circuit Schematic
555 timer audio alarm circuits
This is danger beep circuit. It use 555 integrated number circuits build to are a stable mutivibrator that be valuable duty cycle 5% driver loudspeaker.....
1HZ Standard digital clock – Circuit Schematic
1HZ Standard digital clock
This is a standard digital clock circuit,frequency size 1 Hz or 2 Hz. It can be used in the normal clock circuit. It consists of IC-4060 and IC-4013, the.....
1 Hz Timebase by IC 4017 – Circuit Schematic
1 Hz Timebase by IC 4017
I used input frequency 10Hz to output 1Hz.This is a 10 divider circuit. When we need a standard digital clock 1 Hz. but we have the input signal is square wave....
Jammer Circuit Using 555 Timer – Circuit Schematic
Jammer Circuit Using 555 Timer
sir, we are very much interested in design of jammer circuit, even we started working on it but there is some problem with our circuit i.e signal is not getting...
Voltage Controlled Switch using 555 Timer – Circuit Schematic
Voltage Controlled Switch using 555 Timer
In this circuit the 555 timer is used in a novel way, as a voltage controlled switch.The old and omnipresent NE555 can be very good at someth.....
Servo Tester Using A 4538 – Circuit Schematic
Servo Tester Using A 4538
Everybody who regularly works with servos will know several instances when such a servo tester will come in handy. The function of a servo tester is to generate...
PWM Modulator – Circuit Schematic
PWM Modulator
If you ever thought of experimenting with pulse-width modulation, this circuit should get you started nicely. We ve kept simplicity in mind and used a dua.....
Pulse Frequency Modulator – Circuit Schematic
Pulse Frequency Modulator
The pulse width of the compact pulse cum frequency modulator can be varied by altering the change-over point of comparator IC1 with a control voltage via.....
One second Audible Clock Circuit Schematic – Circuit Schematic
One second Audible Clock Circuit Schematic
This accurate one-pulse-per-second clock is made with a few common parts and driven from a 50 or 60 Hertz mains supply but with no direct connection to it. A be...