Sound Activated Switch Circuit

Sound Activated Switch

…this sound activated switch circuit: Sound activated switch kit manual 1 file(s) 112.65 KB Download Kit Manual This circuit kit available at http://www.electronickits.com/kit/complete/elec/ck1607.htm, go to that page to buy the…

Car Alarm Simulator Circuit Electronic

Car Alarm Simulator

…LED should turn off. If the LED still on, the andjust the RV1 slighty This circuit actually is a kits, you can get the kits at http://www.electronickits.com/kit/complete/surv/vemk126.htm. But it is…

Cigar Lighter Plug to USB Power Socket

Car Cigar Lighter to USB Power Socket

Here is the schematic design of car cigar lighter to USB power port. Nowadays, almost all computer systems have logic blocks for working with a USB port. In practice, a…

Bipolar Stepper Motor Driver

This bipolar stepper motor driver circuit will drive a bipolar stepper motor using externally supplied 5V levels for stepping and direction. These usually come from software running in a computer…

Sine Wave to Square Wave Converter Circuit Design

Sine Wave to Square Wave Converter

…at max. Substituting the two silicon diodes with germanium types (e.g. AA118, AA119), the minimum input threshold can be lowered. This sine wave to square wave converter come from redcircuits.com

Staircase light circuit electronic

Automatic Switch-Off Staircase Light

…of a staircase and also the other at the top. Wiring is completed such that both of the two switches can be utilized to switch the light on or off….

Circuit Connection Tester

Connection Tester

Here the low resistance connection tester which can be used as cable or wire tester, soldered joints and other types of connection with resistance value between 0.25 and 4 ohm….

easy build motocycle alarm

Easy Build Motorcycle Alarm

…activate the buzzer. Any number of normally-open switches may possibly be applied. Fit the mercury switches to ensure that they close when the steering is moved or when the bike…

Multitone Alarm circuit electronic

DIY Simple Multitone Alarm

Here is the circuit diagram of simple multitone alarm. This is a low cost circuit which is simple and easy to build. The main components of this circuit is based…

FM Transmitter Tracker Design

Easy FM Tracking Transmitter

This is an easy FM tracking transmitter circuit project :). The scheme designed by Tony van Roon, and here the FM transmitter tracker diagram: Components List: R1 = 10K C1…