Recent Blog Posts
Binaural Beat Synthesizer
Instrument maker and artist Greg Francke recently shared a project on Hackaday that uses binaural recording in combination with the Teensy audio library to produce a six channel wave synthesizer capable of generating “complex aural soundscapes.”
Binaural recording is a process that makes use of two microphones strategically located to create a 3-D stereo […]
F°LUEX: A Smart Thermometer
Few people are able to distinguish between a flu and a cold based on symptoms alone, but what if a device could do it for you? F°LUEX is an automated medical diagnostics device that uses the Teensy 3.2.
Designed by engineer and actual rocket scientist M. Bindhammer, F°LUEX is an automated medical diagnostics device […]
PCM1802 Breakout Board Needs Small Hack
PCM1802 is an impressive audio A/D converter, specified for 105 dB signal to noise (A weighted). But people have reported problems using very cheap PCM1802 breakout boards. Today I made it work.
The cheap PCM1802 boards are sold my many Chinese companies, usually for just a few dollars. The PCM1802 tested in this […]
1 Bit Video on Sharp Memory LCD
Nic Magnier created this 1 bit dithered video player using a Sharp Memory LCD.
Normally memory displays aren’t known for speed. Nic explains that the display actually allow you to update only specific lines. His approach uses a conversion of video with blue noise dithering and some forward diffusion to avoid pixel moving too much between frame. Then the video is […]
The Maccabeam – Automatic Laser Menorah
Embedded technology is revolutionizing the way we engage with objects of importance in our lives.
An inspiring example of this is the Maccabeam, an automated light up Menorah designed by Samuel Goldstein that offers a modern take on the seven-branched candelabra that is traditionally illuminated over the course of Hanukkah.
Thoroughly documented on his blog, Samuel’s invention uses a GPS module connected to a Teensy 3.2 to deduce the […]
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