Sridhar Rajagopal
Published © GPL3+

Air Quality Monitor with Retro Gauge Display

Monitor the Air Quality in your neighborhood with this attractive retro visual gauge for Air Quality Index!

BeginnerFull instructions provided1 hour698

Things used in this project

Hardware components

ProtoStax Enclosure for Raspberry Pi A+
ProtoStax Enclosure for Raspberry Pi A+
×1
Raspberry Pi 3 Model A+
Raspberry Pi 3 Model A+
You can use any Raspberry Pi! This project uses the A+
×1
Adafruit Micro servo SG92R
×1
Through Hole Resistor, 430 ohm
Through Hole Resistor, 430 ohm
×1
Resistor 100 ohm
Resistor 100 ohm
×2
Male/Female Jumper Wires
Male/Female Jumper Wires
×1
Resistor 10k ohm
Resistor 10k ohm
×1
ProtoStax Micro Servo Analog Gauge Add-On
ProtoStax Micro Servo Analog Gauge Add-On
×1
ProtoStax Analog Gauge Needle Horn for Micro Servo - 2F 21 Teeth
ProtoStax Analog Gauge Needle Horn for Micro Servo - 2F 21 Teeth
×1
ProtoStax Analog Gauge Scale for Air Quality Index
ProtoStax Analog Gauge Scale for Air Quality Index
×1
RGB 5mm LED - Clear - Common Anode - with plastic holder
ProtoStax RGB 5mm LED - Clear - Common Anode - with plastic holder
×1

Software apps and online services

Raspberry Pi OS

Story

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Schematics

ProtoStax Air Quality Monitor Breadboard

Fritzing Breadboard Diagram for ProtoStax Air Quality Monitor

ProtoStax Air Quality Monitor Schematic

Fritzing Schematic for ProtoStax Air Quality Monitor

Code

ProtoStax Air Quality Monitor

GitHub Repository for ProtoStax Air Quality Monitor

Credits

Sridhar Rajagopal

Sridhar Rajagopal

14 projects β€’ 35 followers
Entrepreneur. Software Engineer. Maker. Tinkerer. Internet-of-things addict.
Thanks to Purple Air.

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