Cardboard Box Pulse Monitor
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This is a simple step by step process of creating a nice pulse monitor by reusing cardboard boxes that you would otherwise throwaway. I reused an ice cream box to make this.
This is a demonstration on how the reusable items can be put to better use and reduce the trash around us indirectly helping the environment.
Hardware used:ยท
o Micro controller atmega328p processor
o Arduino Uno Board
o Pulse Rate Sensor Module
Software used:
o Microcontroller Programming
- Arduino IDE : https://www.arduino.cc/en/Main/Software
o Network programming
Node js
- Include Libraries \ npm install
- Socket.io
- express
- ws
o Presentation layer
- HTML, Javascript \JQuery
Make Power\Data Slots on the Box

Create a circuitry for pulse monitor using Arduino. You can refer to a wonderful Instructable by callmeappytechie @ https://www.instructables.com/id/Pulse-Sensor-With...
Measure the sizes of the power & data slots for the Arduino and cut holes approximately on the lower end of he box at a corner as shown in the picture.
Fitting the Arduino
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Use a double sided tape and fit the Arduino board in the corner of the box where we have made holes for the power \ data slots.
Placing the Pulse Sensor
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Make a small slits on the lid of the cardboard and pull the pulse sensor and led wires through it and attach them using the double-sided tape as shown.
Test the Circuit
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Before sealing the box, make sure the device is tested and the placement of the pulse sensor is adjusted for ease of use for the user.
Enjoy!!