Fabulous Digital Speedometer Circuit Diagram

This circuit is a digital radar speedometer.

Digital speedometer circuit diagram. The pulses from the reed switches are fed to a counter ic1 ic2 for a predetermined length of time. It sends laser radiation to the object and this object reflects the laser radiation to the radar. Grand wagoneer ignition system wiring diagram read more.

When a hole appears between the ir led and phototransistor the phototransistor conducts. Digital speedometer circuit fig 1. Feb 24 2018 in this project you will be able to calculate the speed and distances covered by any rotating object and display them on a 16x2 lcd screen.

To evaluate the speed of a vehicle we must be in front of it. Construction and working this circuit contains ic555 moc 7811 ic cd4081 ic cd4069 and ic 4033 and finally seven segment display unit lts 543. 2008 ford edge passive anti theft circuit wiring diagram read more.

The circuit diagram of this speedometer and odometer project is very simple and can be built on a breadboard. Circuit diagram jbl sub 135s cinema propack 600 and amp subwoofer part 4 read more. In other words the vehicle must come in our.

It allows us to evaluate the speed of any object moving especially cars and other vehicles. At first timer ic 555 configured as mono stable multivibrator and it produce timing pulse when switch s2 pressed the green led1 indicates the sensing duration. Its display has three digits.

Lets start with this digital speedometer and odometer circuit with pic. The principle behind the circuit is easy. Demonstration video of a digital speedometer and odometer circuit built using pic microcontroller pic16f877a.