ultrasonic waves | Open Electronics

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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 1 week ago
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DIY Something Magic: Arduino Acoustic Levitator
Asier Marzo, Adrian Barnes, and Bruce W. Drinkwater have developed a 3D-printed, Arduino Nano-controlled acoustic levitator. Thanks to this device you can levitate tiny drops of liquid, small solids, or insects in mid-air. Acoustic levitation has been explored in hundreds...
- Posted 1 year ago
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BATTERY SWITCH
Given two batteries, it chooses the one to connect...
- Posted 4 days ago
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MP3 PLAYER AND FM RADIO
An audio file player based on an MP3 module...
- Posted 1 week ago
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LET’S BUILD A SPECTROMETER
Make use of an ad hoc module by AMS...
- Posted 2 weeks ago
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Fishino goes in low-power mode
Let’s optimize power consumption for our Arduino-like boards using...
- Posted 1 month ago
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Alphabot2: the OpenSource Robot
The latest robot from Waveshare, it adds interesting features...
- Posted 2 months ago
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The world of GIThub
Let’s learn all the aspects of the most renowned...
- Posted 2 months ago
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Let’s manage a project from A to… GIT
Let’s learn about the firmware management and versioning tool...
- Posted 2 months ago
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Python on ESP32: easy for beginners, powerful for professionals
The ESP32 from Espressif is one of the most popular...
- Posted 4 months ago
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Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
- Posted 4 years ago
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Updates from the 3Drag 3dprinting contest: Roland Hoffert’s Hacks
Roland Hoffert, from www.eytec.de, submitted us this 3Drag (Velleman K8200...
- Posted 4 years ago
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Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
- Posted 4 years ago
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Updates from the 3Drag 3dprinting contest: Fa)(a from Giacomo Falaschi
Giacomo Falaschi sent us his Falla3D new printer project: you...
- Posted 4 years ago
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Things You Didn’t Know Could Be Open Source
There are a number of different factors that led...
- Posted 10 months ago
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10 Most Funded Crowdfunded Projects
New tech is developed and released every day. Our global...
- Posted 1 year ago
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Which is the best (open source) 3D printer?
3D printing is being part of our lives and we’re...
- Posted 3 years ago
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Happy Open Year! Top 10 OpenSource projects
A new year started, leving behind a 2015 rich in...
- Posted 3 years ago
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Arduino ISP (In System Programming) and stand-alone circuits
We use an Arduino to program other ATmega without...
- Posted 7 years ago
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Arduino GSM shield
This is a very low...
- Posted 8 years ago
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Localizer with SIM908 module
The device is based on a GSM/GPRS module with...
- Posted 7 years ago
- 185
GSM GPS shield for Arduino
Shield for Arduino designed and based on the module...
- Posted 6 years ago
- 180
Small Breakout for SIM900 GSM Module
Some post ago we presented a PCB to mount...
- Posted 8 years ago
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Christmas is coming: it’s time to work on home’s lights
Josiah Davenport, a 14 years old teenager, for this...
- Posted 18 hours ago
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miniNodes Raspberry Pi CoM Hardware Platform is able to Accomodate up to 5 Raspberry pi 3 Boards
MiniNodes has launched $259 pre-orders for a carrier board...
- Posted 2 days ago
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NRF24L01+ Arduino Wireless Transceiver Shield Now on Kickstarter
Electronics developer Patrick Thomas Mitchell has recently launched on...
- Posted 3 days ago
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3D Printed Open Source Automated Feeding System
Katrina Nguyen is currently a Biomedical Engineering graduate student...
- Posted 4 days ago
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BATTERY SWITCH
Given two batteries, it chooses the one to...
- Posted 4 days ago
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