Temperature sensor using TMP102 and Arduino
This incredibly easy-to-make project uses TMP102(from sparkfun.com) digital temperature sensor which measures the ambient temperature of room. You get temperature in degree Centigrade and...
Experiments with 741- Operational amplifier
Description: This versatile 741 operational amplifier module can be used for making a dark detector using an LDR, a photo transistor and a photo...
Clap switch using 3 different modules
Description: In this clap switch we use three different modules given below. It is necessary to make these three modules in order to make...
How to make a digital object counter using, infrared sensor, CD4026 and seven segment...
Description: This is a simple object counter circuit that counts from 0 to 9. You can make this project using four different modules listed below:
...
Infrared based music transmitter and receiver
NOTE: A similar kit is available at buildcircuit store. Please check the store.
An infrared based music transmitter and receiver is made up of three...
RC module
Description: An RC circuit is used to introduce time delay in circuits. A combination of resistor and capacitor gives a time constant.
The following circuit...
Basic remote tester
Description: This circuit can be used for testing your TV, DVD, VCD, etc. remote control. This is the fundamental module for making infrared based...
Counter module
MAKE A SIMPLE DIGITAL OBJECT COUNTER WITH THIS MODULE- CLICK HERE
Description: It's a simple counter module. In the example, we have used 4026B and...
Dark sensor using transistor, phototransistor and photodiode
Description: This versatile dark sensor is made up of two transistors. It is a versatile module, because you can use it for testing several...
Multivibrator module
Description: A multivibrator has identical components(capacitors, transistors and resistors) arranged on the left and right hand sides that can be used to implement a variety...
Melody generator using UM66
Description: UM66 or BT66 is a musical IC. The following circuit generates a melody using UM66. This module can be used in a number of...
Toggle switch using 555
Description: The following circuit works as a toggle switch. The circuit has two stable states, ON and OFF. Once it is ON, it remains ON...
MINIBREAD
MINIBREAD is a simple technique of making electronic projects on mini breadboard. I have published basic electronic projects keeping electronic amateurs and students in...
Up counter with multivibrator module
Description: You can make an up counter using a counter module and a multivibrator module. First make a simple multivibrator, then make a counter...
RC module and Infrared sensor
Description: You can test RC module with infrared sensor. You can make this project combining these two modules:
a. Basic remote tester module.
b. RC module
...
Astable mode of 555 timer
Description: Astable mode of 555 timer is used to generate pulses at regular interval. READ ABOUT ASTABLE MODE.
The following schematic has been taken from...
Experiments with LM358
Description: LM358 is also one of the types of operational amplifier. LM358 consists of two independent, high-gain, frequency-compensated operational amplifiers designed to operate from a...
Monostable module
Description: In the monostable mode, the 555 works as a "one-shot" pulse generator. Other applications of monostable mode include timers, pulse-width modulation (PWM), missing pulse detection,...
FREE 555 timer simulators for electronics beginners
All of us know that NE555(or other versions) is a versatile IC for building big and small projects. Recently, I found some free simulators...
Combine two dark sensors and make an easy clap switch
CHECK RECENTLY PUBLISHED "CLAP SWITCH WITH TOGGLE FEATURE".
It is always good to break a big project into small modules and test them separately. After...