Electromechanical engineering

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the electronic board has many wires attached to it and is being worked on with a soldering tool

This circuit by @jveletronica counts the number of people in a given room. It uses IR sensors to detect movement, this will trigger a clock pulse on the 555 IC which is configured in the monostable mode. the generated pulse goes through a 74LS83 chip and an arithmetic full adder. And finally, the results are displayed using a 7 segment display. 📷 @jveletronica (IG) #cuteLava #electronic #electronics #electrical #engineering #electronicengineering #digitalelectronics #IRsensor #4bits…

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