high quality air quality sensor esp32

DIYmall ESP-32S Nodemcu ESP32

: DIYmall ESP-32S Nodemcu ESP32 Development Board Widora-air: Computers Accessories

Low Background Steel — So Hot Right Now

2018-9-14The nuclear age changed steel, and for decades we had to pay the price for it. The first tests of the atomic bomb were a milestone in many ways, and have left a mark in history and in the surface

PCB Quadrotor (Brushless) -

2012-5-31Quadrotors are the new Segways: a mesmerizing, somewhat magical, self-stabilizing platform that every tech person wants to have. You can''t ride a

IoT : a connected Anemometer and Wind

IoT 3D printed anemometer and wind vane with ESP8266 Wemos d1 mini project, hall effect us1881 sensor, TEPT4400 phototransistor, publish data to MQTT broker

LoRa for IoT - ePanorama

2017-3-24hen it comes to Internet of Things, connectivity to the internet is the primary area of focus. The sensors on the IoT devices, wearables and electronic devices need to get connected easily – preferably wirelessly. IoT LPWA market is expected to grow at an annual rate of 90 percent. It is

Qwiic Connect System - SparkFun Electronics

How many times have you swapped the SDA and SCL wires on your breadboard hoping the sensor will start wong? The Qwiic connector is polarized so you know you’ll have it wired correctly, every time, from the start.

Xiuxin ESP32 Development Board GHz

: Xiuxin ESP32 Development Board GHz Dual-Mode WiFi + Bluetooth Dual Cores ESP32s Antenna Module Board (1 pc): Computers Accessories

Review: Monoprice MP Select Mini 3D

2013-6-18The Motors and Mechanics. The standard for all 3D printers, from the cheapest fleaBay specials to the high-end Lulzbots and Ultimakers, is stepper motors.

Orange Pi One/Lite (Tutorial): use the GPIO

Tutorial: how to use the GPIO of the Orange Pi One / Lite (low cost equivalent of Raspberry PI) in Python (pyA20 library). Pointing Difference

Development Boards : Adafruit Industries,

Adafruit Industries, Unique fun DIY electronics and kits : Development Boards - Tools Gift Certificates Arduino Cables Sensors LEDs Books Breakout Boards Power EL Wire/Tape/Panel Components Parts LCDs Displays Wearables Prototyping Raspberry Pi Wireless Young Engineers 3D printing NeoPixels Kits Projects

Micro Robotics- Centurion Stellenbosch -

Micro Robotics, Importers, Arduino,Sensors, Robotics, Pololu, Adafruit, DF Robot, Raspberry Pi, Beaglebone Black, Teensy, Stepper Motor, South Africa,

The Internet of Things with ESP32

2018-2-23The Internet of Things with ESP32 -- the Wi-Fi and Bluetooth system on a chip!

Home - Elektor

Save Big. Choose 3 Elektor books for only € . Edition 5/2018. Free shipping for a limited time only! Lab Equipment. Professional Test Gear for

Qwiic Connect System - SparkFun Electronics

How many times have you swapped the SDA and SCL wires on your breadboard hoping the sensor will start wong? The Qwiic connector is polarized so you know you’ll have it wired correctly, every time, from the start.

Lepin Baja Trophy Truck (23013) Build /

2018-2-21Let''s start by clearing the air. I''m fully aware of what Lepin is up to. I''m an AFOL and have been a dedicated LEGO fan (mostly Technic and Minstorms) for over

Crowd Supply - For the Greater Goods

μArt. The high quality, versatile and reliable USB-UART converter for both professionals and enthusiasts. $ 17,344

LoRa for IoT - ePanorama

2017-3-24hen it comes to Internet of Things, connectivity to the internet is the primary area of focus. The sensors on the IoT devices, wearables and electronic devices need to get connected easily – preferably wirelessly. IoT LPWA market is expected to grow at an annual rate of 90 percent. It is

Espruino Hardware Reference

Pulse the pin with the value for the given time in milliseconds. It uses a hardware timer to produce accurate pulses, and returns immediately (before the pulse has finished).

PCB Quadrotor (Brushless) -

2012-5-31Quadrotors are the new Segways: a mesmerizing, somewhat magical, self-stabilizing platform that every tech person wants to have. You can''t ride a

SparkX - SparkFun Electronics

SparkX - and more Customer Service. Track My Order. Frequently Asked Questions. International Shipping Info

Espruino Hardware Reference

Pulse the pin with the value for the given time in milliseconds. It uses a hardware timer to produce accurate pulses, and returns immediately (before the pulse has finished).

How to Interface With Optical Dust Sensor -

2016-7-11Sharp''s GP2Y1010AU0F is an optical air quality sensor, or may also known as optical dust sensor, is designed to sense dust particles. An infrared emitting diode and a phototransistor are diagonally arranged into this device, to allow it to detect the reflected light of dust in air. It is especially

Development Boards : Adafruit Industries,

Adafruit Industries, Unique fun DIY electronics and kits : Development Boards - Tools Gift Certificates Arduino Cables Sensors LEDs Books Breakout Boards Power EL Wire/Tape/Panel Components Parts LCDs Displays Wearables Prototyping Raspberry Pi Wireless Young Engineers 3D printing NeoPixels Kits Projects

ESP8266 Arduino tutorial – WiFi module

ESP8266 Arduino tutorial – WiFi module complete review. Technology goes ahead exponentially with each year whether we do something or not. With the same speed engineers work hard to reduce the size of every electronic device or component and loose most of the wiring.

Low Background Steel — So Hot Right Now

2018-9-14The nuclear age changed steel, and for decades we had to pay the price for it. The first tests of the atomic bomb were a milestone in many ways, and have left a mark in history and in the surface

Review: Monoprice MP Select Mini 3D

2013-6-18The Motors and Mechanics. The standard for all 3D printers, from the cheapest fleaBay specials to the high-end Lulzbots and Ultimakers, is stepper motors.

Crowd Supply - For the Greater Goods

μArt. The high quality, versatile and reliable USB-UART converter for both professionals and enthusiasts. $ 17,344

SparkX - SparkFun Electronics

SparkX - and more Customer Service. Track My Order. Frequently Asked Questions. International Shipping Info

ESP8266 Arduino tutorial – WiFi module

ESP8266 Arduino tutorial – WiFi module complete review. Technology goes ahead exponentially with each year whether we do something or not. With the same speed engineers work hard to reduce the size of every electronic device or component and loose most of the wiring.

The Internet of Things with ESP32

2018-2-23The Internet of Things with ESP32 -- the Wi-Fi and Bluetooth system on a chip!