open source Archives - Open Electronics https://www.open-electronics.org/tag/open-source/ Open source electronic projects Tue, 23 Aug 2022 08:10:03 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.1 https://www.open-electronics.org/wp-content/uploads/2015/08/cropped-logo-32x32.jpeg open source Archives - Open Electronics https://www.open-electronics.org/tag/open-source/ 32 32 32754084 Google Assistant Voice Controlled Switch – NodeMCU IOT Proje https://www.open-electronics.org/google-assistant-voice-controlled-switch-nodemcu-iot-proje/ https://www.open-electronics.org/google-assistant-voice-controlled-switch-nodemcu-iot-proje/#comments Tue, 30 Aug 2022 08:08:31 +0000 https://www.open-electronics.org/?p=35363   Imagine having all your devices connected via one smart voice assistant giving you the ability to turn things on or off as you wish. Well, you can do exactly that. Read on to see how you can control any electrical appliance with the help of Google Assistant. More info

The post Google Assistant Voice Controlled Switch – NodeMCU IOT Proje appeared first on Open Electronics. The author is Emanuele Signoretta

]]> https://www.open-electronics.org/google-assistant-voice-controlled-switch-nodemcu-iot-proje/feed/ 1 35363 Water Softener Salt Level Monitor https://www.open-electronics.org/water-softener-salt-level-monitor/ https://www.open-electronics.org/water-softener-salt-level-monitor/#comments Mon, 29 Aug 2022 08:08:25 +0000 https://www.open-electronics.org/?p=35253 Water softeners work using a process called ion exchange in which calcium and magnesium ions from hard water are exchanged with sodium chloride (salt) via a special resin. The water goes into a pressure vessel where it moves through the resin beads, and the calcium and magnesium are replaced by sodium. The resin beads will […]

The post Water Softener Salt Level Monitor appeared first on Open Electronics. The author is Emanuele Signoretta

]]> https://www.open-electronics.org/water-softener-salt-level-monitor/feed/ 1 35253 Sparkly Air Sensor https://www.open-electronics.org/sparkly-air-sensor-2/ https://www.open-electronics.org/sparkly-air-sensor-2/#respond Sun, 28 Aug 2022 08:08:25 +0000 https://www.open-electronics.org/?p=35229   I wanted to please a friend, an environmentally conscious friend who is concerned about mould spores in the air (from damp), additionally he is an occasional smoker and lives on a fairly popular city road, so he’s keen to see what’s present in the air as far as concentration and air quality go. To […]

The post Sparkly Air Sensor appeared first on Open Electronics. The author is Emanuele Signoretta

]]> https://www.open-electronics.org/sparkly-air-sensor-2/feed/ 0 35229 Ultra sonic distance finder with live status https://www.open-electronics.org/ultra-sonic-distance-finder-with-live-status/ https://www.open-electronics.org/ultra-sonic-distance-finder-with-live-status/#respond Sat, 27 Aug 2022 08:08:24 +0000 https://www.open-electronics.org/?p=35168 Hello everyone, This is a simple yet great and super easy project. In this project, we are using one ultrasonic sensor to track one object in one dimension, and finding it’s distance. Through this project, we can tell whether the object is going further, or coming closer, or it is at same point- it is […]

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]]> https://www.open-electronics.org/ultra-sonic-distance-finder-with-live-status/feed/ 0 35168 Windows interface to have total control over lamps https://www.open-electronics.org/windows-interface-to-have-total-control-over-lamps/ https://www.open-electronics.org/windows-interface-to-have-total-control-over-lamps/#respond Fri, 26 Aug 2022 08:08:24 +0000 https://www.open-electronics.org/?p=34692   This project consists of an interface window where we can control up to 8 dimmable lamps and create any effect with them without having to reprogram the Arduino. This can be useful, for example, to create the lighting of a mini disco. It is possible to have a lamp flashing while another is fading […]

The post Windows interface to have total control over lamps appeared first on Open Electronics. The author is Emanuele Signoretta

]]> https://www.open-electronics.org/windows-interface-to-have-total-control-over-lamps/feed/ 0 34692 Smart Aquarium https://www.open-electronics.org/smart-aquarium/ https://www.open-electronics.org/smart-aquarium/#respond Thu, 25 Aug 2022 08:08:23 +0000 https://www.open-electronics.org/?p=34686 Phone app to monitor and control vitals of fish in a home aquarium via ESP32. As you saw in the YouTube video, a mobile app connected to the internet has access to monitor and control the aquarium. It can : Feed the fish either manually by specifying the amount of food and click on the […]

The post Smart Aquarium appeared first on Open Electronics. The author is Emanuele Signoretta

]]> https://www.open-electronics.org/smart-aquarium/feed/ 0 34686 Wearable Projection https://www.open-electronics.org/wearable-projection/ https://www.open-electronics.org/wearable-projection/#respond Wed, 24 Aug 2022 08:08:22 +0000 https://www.open-electronics.org/?p=34682   The idea of this project has been on my mind for a while. The question of what if we can use our environment as a technology canvas motivates me to start experiment with this project. Luckily today we have an amazing device such as Raspberry Pi to use as a brain of the system. […]

The post Wearable Projection appeared first on Open Electronics. The author is Emanuele Signoretta

]]> https://www.open-electronics.org/wearable-projection/feed/ 0 34682 Write programs with the Arduino Web Editor https://www.open-electronics.org/write-programs-with-the-arduino-web-editor/ https://www.open-electronics.org/write-programs-with-the-arduino-web-editor/#respond Tue, 23 Aug 2022 08:08:41 +0000 https://www.open-electronics.org/?p=34678   Hello, all! This time, I will teach you how to write programs in the Arduino Web Editor. More info

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]]> https://www.open-electronics.org/write-programs-with-the-arduino-web-editor/feed/ 0 34678 Autofocus Glasses/Phoropter Using Variable Focus Liquid Lens https://www.open-electronics.org/autofocus-glasses-phoropter-using-variable-focus-liquid-lens/ https://www.open-electronics.org/autofocus-glasses-phoropter-using-variable-focus-liquid-lens/#respond Thu, 03 Mar 2022 16:00:00 +0000 https://www.open-electronics.org/?p=34695 https://youtu.be/KVFvDvqkmQU I created a device using liquid lenses allowing for the glasses to change its prescription. Because of this ability, these glasses can determine an individual’s prescription and change to correct vision for different prescriptions. This device eliminates the need for progressive/bifocal lenses and yearly eyeglass/contact replacements. More info

The post Autofocus Glasses/Phoropter Using Variable Focus Liquid Lens appeared first on Open Electronics. The author is Emanuele Signoretta

]]> https://www.open-electronics.org/autofocus-glasses-phoropter-using-variable-focus-liquid-lens/feed/ 0 34695 Home Automation & Lights controlling System https://www.open-electronics.org/home-automation-lights-controlling-system/ https://www.open-electronics.org/home-automation-lights-controlling-system/#respond Wed, 02 Mar 2022 16:00:00 +0000 https://www.open-electronics.org/?p=34689 This project is about making Smart System using BoltIOT kit which will send the notification via SMS automatically (send by system) to house owner when the intensity of Sunlight increase or decreases, So they will easily turn ON/OFF the out side lights of the house with the help of Smartphone. if any delay in turning […]

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]]> https://www.open-electronics.org/home-automation-lights-controlling-system/feed/ 0 34689 Solar Tracker https://www.open-electronics.org/solar-tracker-2/ https://www.open-electronics.org/solar-tracker-2/#comments Tue, 15 Feb 2022 16:00:00 +0000 https://www.open-electronics.org/?p=35149   A Solar tracker was created in order to focus solar panels perpendicular to incoming sunlight. This position of the solar panel is optimal for photovoltaic energy generation. The efficiency of the Solar Tracking system vs normal use of solar panels was compared using data collected by my Arduino Power Logger (See details of Power […]

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]]> https://www.open-electronics.org/solar-tracker-2/feed/ 2 35149 LTspice inverter simulation with thermal effects https://www.open-electronics.org/ltspice-inverter-simulation-with-thermal-effects/ https://www.open-electronics.org/ltspice-inverter-simulation-with-thermal-effects/#respond Mon, 14 Feb 2022 16:00:00 +0000 https://www.open-electronics.org/?p=35164 An LT spice simulation of a full bridge IGBT schematics with NTC thermistor temperature control and derating above a defined temperature. Warning: the following simulation intends only to show how a full IGBT bridge can be simulated with gate drivers and taking account of thermal effects. It is thus intended for educational example only without assurance on […]

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]]> https://www.open-electronics.org/ltspice-inverter-simulation-with-thermal-effects/feed/ 0 35164