Tag Archive for "ultrasonic transducers"

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DIY a Fascinating Acoustic Levitator
Using an array of 72 40kHz ultrasonic transducers to form standing waves of low and high pressure, the maker Julius Kramer has just created a 3d-printed acoustic levitator. 36 each are placed in the top and bottom shells of the...
- Posted 5 years ago
- 0
Levitation: How Cool Is That?
If you thought the power of levitation was only available to magicians, maybe you have to check out this amazing project. “We present Ultraino, a modular, inexpensive, and open platform that provides hardware, software and example applications...
- Posted 6 years ago
- 0

Acoustic amplifier – in DIY Kit
This kit creates a microphone amplifier with an output suitable...
- Posted 5 months ago
- 0
Clap sensor switch – in DIY Kit
It is capable of recognizing the sound of clapping hands...
- Posted 8 months ago
- 2
Liquid level indicator for tanks – in DIY kit
This monitoring device is useful for keeping track of the...
- Posted 8 months ago
- 0
LED candle with Breath-Activated ON/OFF – in DIY Kit
This LED candle with breath-activated ON/OFF function draws inspiration from...
- Posted 8 months ago
- 0
Low charge audible warning for 12V batteries – in DIY Kit
This low-charge warning buzzer alerts you when your vehicle’s battery...
- Posted 8 months ago
- 0
Automation for motorized blinds and shutters – in DIY Kit
Complete Kit for Motorized Outdoor Blinds and Shutters Automation. This...
- Posted 8 months ago
- 1
Alcohol tester with LED indication and audible buzzer – in DIY Kit
With its high sensitivity and rapid response times, this kit-based...
- Posted 8 months ago
- 0
LED candle with Breath-Activated ON/OFF – DIY Kit
This LED candle with breath-activated ON/OFF function draws inspiration from...
- Posted 8 months ago
- 0

PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 3 years ago
- 0
DIY Sensor – Innovation & Implementation
A sensor converts data such as heat, light, sound,...
- Posted 4 years ago
- 0
Getting Started with the ESP32
This article is a getting started guide for the ESP32...
- Posted 5 years ago
- 0

The flame that doesn’t burn
Based on Neopixel and a special ultra-thin Arduino, it simulates...
- Posted 2 years ago
- 1
Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
- Posted 10 years ago
- 0
Updates from the 3Drag 3dprinting contest: Roland Hoffert’s Hacks
Roland Hoffert, from www.eytec.de, submitted us this 3Drag (Velleman K8200...
- Posted 10 years ago
- 0
Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
- Posted 10 years ago
- 0

PCB Recycling: The Core of Your Electronics Is More Valuable Than You Think
The screen you are looking at this very moment will...
- Posted 2 years ago
- 4
PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 3 years ago
- 0
The Open Source community united against Covid-19
On March 11, WHO (World Health Organization) officially declared the...
- Posted 4 years ago
- 0
Coronavirus: Now Is The Time For Solidarity
The moment we are living, in China before and all...
- Posted 4 years ago
- 0

Arduino ISP (In System Programming) and stand-alone circuits
We use an Arduino to program other ATmega without...
- Posted 12 years ago
- 226
Arduino GSM shield
This is a very low...
- Posted 13 years ago
- 218
Localizer with SIM908 module
The device is based on a GSM/GPRS module with...
- Posted 12 years ago
- 187
GSM GPS shield for Arduino
Shield for Arduino designed and based on the module...
- Posted 12 years ago
- 181
Small Breakout for SIM900 GSM Module
Some post ago we presented a PCB to mount...
- Posted 13 years ago
- 115

Join Maker Faire Rome 2024: Innovation Unleashed at Gazometro Ostiense | Calls Now Open!
All Calls Now Open for Maker Faire Rome 2024...
- Posted 2 weeks ago
- 0
Building a 3D Digital Clock with Arduino
Project to create a digital clock consisting...
- Posted 4 months ago
- 1
Acoustic amplifier – in DIY Kit
This kit creates a microphone amplifier with an output...
- Posted 5 months ago
- 0
Creating a controller for Minecraft with realistic body movements using Arduino
Project of a controller that maps body movements...
- Posted 5 months ago
- 0
Snowflake with Arduino
With Christmas just a few hours away and no...
- Posted 5 months ago
- 1