HPS140MK2, The New Handheld Oscilloscope
Velleman Inc., a producer and a distributor of electronics, has produced a new handheld oscilloscope with the same power of its HPS140, but with smaller size and modern design. HPS140MK2 is a 11.4 x 6.8 x 2.2 cm versatile component tester that fits in your pocket. This small...
Continue ReadingDIY Arduino-Based Desktop CNC Router
Inspired by machines like the Nomad 883 from Carbide3D, Carvey from Inventables and more, Thimo Voorwinden had come up with a new tutorial for building a desktop CNC router powered by Arduino. This CNC budget is around €200 and you don’t need a workshop to build it up, basic...
Continue ReadingMake Your Own Laser Scanning Microscope
A laser scanning microscope (LSM) is an optical imaging technique for increasing optical resolution and contrast of micrographs. It permits a wide range of qualitative and quantitative measurements on difficult samples, including topography mapping, extended depth of focus, and 3D...
Continue Reading5V to 12V @1.2A regulated power supply using LM2587
This circuit is based on LM2587, a simple boost converter from Texas instruments. It produces a 12V regulated output for a input of 5V. It can also be used as a multiple output regulator, forward converter and as a flyback regulator. This regulator requires minimum number of external...
Continue ReadingSend Touch Over Distance With HEY Bracelet
HEY is an innovative bracelet that really makes you feel connected to a loved one. It uses a unique technology to send your touch as far as needed. It’s the first bracelet that mimics a real human touch, not by producing a mechanical vibration or buzzing sensation, but an actual gentle...
Continue ReadingRaspberry Pi Zero PiE-Ink Name Badge
Maker Josh King has introduced the PiE-Ink Name Badge. Introducing the PiE-Ink Name Badge - a Raspberry Pi Zero Python Powered E-Ink Linux Name Badge (what a mouthful!). A full wearable linux computer system on your chest! Raspberry Pi Zero PiE-Ink Name Badge -...
Continue Reading4Duino – An Introduction and a Weather API Demo
We covered 4Duino in one of our previous blog posts. 4Duino is a 2.4” Arduino based programmable display module. In our article today, we are presenting a hands-on experience with this product by building a simple project. Many thanks to 4D Systems for sending us a sample and giving...
Continue ReadingTinusaur, $3 ATtiny85 Microcontroller Board And Assembly Kit
Tinusaur is an Atmel ATtiny85 microcontroller board that comes in parts, as a kit, so you can solder it yourself and then program it. This small microcontroller board can run Arduino and its goal is to have a simple, cheap and quick-start platform for everyone interested in learning and...
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