[bctt tweet=”The #RaspberryPi3ModelB+ is the latest product in the @Raspberry_Pi range, with a 64-bit quad core @ 1.4GHz, dual-band 2.4GHz and 5GHz wireless LAN, Bluetooth 4.2/BLE, faster Ethernet and PoE capability” username=”OpenElectronics”] The long journey of the Raspberry Pi was started with its first version, which has been proposed to the public as…
[bctt tweet=”New FDM (Fused deposition modeling) 3D printer capable to produce 40x40x40 cm (64,000 cm3) objects.” username=”OpenElectronics”] This printer has a building volume of 400 x 400 x 400 mm; it integrates all the functions of the 3Drag, including the “hackability”, that is typical of the Arduino-based controller. When we created our…
[bctt tweet=”Send alarm email notifications through #Gmail with #ESP8266 ” username=”OpenElectronics”] Based on our ESP03 demoboard, this device sends out email notifications through Gmail when the onboard P.I.R. detects movement. The traditional alarm system which just makes a sound alarm go off and maybe sends out an SMS, forcing you to cash out for…
[bctt tweet=”A shield for the acquisition of 8 analog signals from the Raspberry Pi board.” username=”OpenElectronics”] A shield for the acquisition of 8 analog signals from the Raspberry Pi board, which can be stacked with other boards in order to, for instance, interface a big quantity of sensors, diagnostics, environmental control and IoT applications….
Let’s discover a set of low-cost gas and pollution detectors that may be easily accessed from the Arduino World. Detecting and measuring pollution and the main gases (the ones we may come across in our daily life) is always relevant; such operations are carried out by means of specific sensors, that are often very…
[bctt tweet=”Using a telegram bot, we are going to print remote messages coming from Telegram with a small thermal printer. ” username=”OpenElectronics”] An extremely versatile solution that can be used for many things: ranging from printing out menus and orders in a restaurant too, why not, sending out love notes to our “Valentine” and…
While some people love that the Raspberry Pi can help them build an awesomely far-fetched device that’s perfect for showing off (but sits on a shelf after the build), others would prefer to make devices that they can use every day. In this article, we’ll discuss some things you can make out of a…
[bctt tweet=”CUTTING PLOTTER FOR POLYSTYRENE creates shapes of every kind, carving them hot, starting from polystyrene foam or sheet and other materials with low melting temperature. Let’s use it to make Christmas decorations and find out how useful it is in a thousand applications” username=”OpenElectronics”] It is not a long time since…
A receiving unit for UHF radio-controls, equipped with a breakout board RX and a microcontroller functioning as a decoder compatible with MM53200/3750 and HT12 codifications. Here we are once again to talk about systems for radio-controlling, which are useful in various situations where you need to remotely activate/deactivate apparatuses and utilizes and it is…
[bctt tweet=”Let’s build a receiver for FM radio with a display to show info such as radio stations, signal power and RDS messages, besides an integrated stereo amplifier with 3 W speakers.” username=”OpenElectronics”] Nowadays, many of us have a smartphone in their pocket to connect with on-demand services like Spotify, iTunes, Google Play…
THE ROBOT This robot has four legs with two degrees of freedom to obtain totally eight degrees of freedom; this is the minimum requirement to be able to form a shape similar to a spider and also to get acceptable movements. This choice obliges to use a controller for eight independent servomotors and it…
Using a SitePlayer SP1 module, it is possible to control four optoisolated inputs and four relay outputs through an Internet web page. The usage of this module is recommended for industrial and home automation. SitePlayer module is a web server which, as soon as it is connected to the Internet or to an…
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