IC 555/IC 741 tester
If the constructed circuit is not giving proper output means we can check every components in…
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Configurable alarm with Multitone
This configurable alarm produces different types of tones. It can be selected by switches, this circuit…
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Alcohol level tester bargraph
In this circuit LM3914 bar graph decoder IC used for to drive output, the alcohol sensor…
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Analog Input bar graph using Arduino
This project gives visual output for different level of analog input. Here the condenser mic acts…
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Temperature level bar graph using LM35 with Arduino
The bar graph LED output is very easy to understand the level of output. Here we…
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LED chaser with buzzer
Here we added sound with visual output, yes the LED fader circuit or chaser circuit with…
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Trimpot controlled Chaser LED with arduino
LED chasers are colourful when you decide to change the running speed of LEDs you have…
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Serial Communication with Arduino
Here this project shows how to communicate with arduino serial terminal? For an application we have…
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Tilt Switch Arduino Schematics
The small inexpensive easy to use sensor, it allows you to detect orientation or inclination. By…
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Interfacing 4×4 Keypad with Arduino
Many projects needs keypads, the common 4×4 keypad has sixteen keys (hex input). To construct this…
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