Category Archives: Electronics

Uzebox – an 8-bit Gaming Console

Posted on November 7, 2011 by e8johan

The Uzebox is an old school gaming console hardware designed for today’s hobbyists. It is based around an ATmega MCU and an RGB-to-NTSC (or PAL) converter chip. The system has 4kB of RAM and 64kB of FLASH. The system can … Continue reading →

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Korg Monotron Schematics

Posted on October 31, 2011 by e8johan

The KORG Monotron is an old school analog synthesizer in a portable format. Sporting a VCO, LFO and VCF, i.e. a voltage controlled oscillator, a low frequency oscillator and a voltage controlled filter, it sports all the components needed to create the sounds … Continue reading →

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Retro AVR Computer

Posted on October 28, 2011 by e8johan

Mark Wilson has recreated the classic KENBAK computer using an AVR and some support electronics. This not only brings back a classic computer in a modern form, it provides a computer basic enough to be fully understood in a few hours. … Continue reading →

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iCircuit – Circuit Simulation on iPhone and iPad

Posted on October 24, 2011 by kalle.lindbeck

The iCircuit tool gives you a live circuit simulator right in your iPhone or iPad. The simulation engine can handle both analog and digital circuits and in operates in an always-on, real-time mode. This means that you can alter the circuit … Continue reading →

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SMD Soldering

Posted on October 17, 2011 by e8johan

In this video, David Pello takes us through the process of soldering SMDs using a soldering iron.

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Breaking PIC’s Firmware Encryption

Posted on October 14, 2011 by e8johan

The PIC18F1320 has a built in protection of the configuration, e.g. the firmware. Over att Bunnie’s blog, there is an article on breaking this. Apparently, it takes a UV light source, some tape and mild violence. Stir these components together … Continue reading →

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Solar Panels Tutorial

Posted on October 7, 2011 by e8johan

The nice people over at voltaicsystems has published a three part tutorial on solar cells and charging the power (1, 2, 3). Solar powered, wireless systems can really be the future in monitoring and automation systems. Via make.

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Dishwasher Monitoring Magic

Posted on October 3, 2011 by e8johan

The dish-o-tron 6000 is a thing of beauty by the hacker Blondihacks. It is an automatic dishwasher monitor built to detect if a dishwasher contains clean or dirty dishes. The beauty lays in the fact that it does that by … Continue reading →

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Sketches Over the Net

Posted on September 30, 2011 by e8johan

The people over at WickedDevice has been working on a new bootloader for the Nanode. The code can download and FLASH the device with new software over TFTP. This opens the possibilities for remote updates – meaning that you can … Continue reading →

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Power to the Breadboards

Posted on September 23, 2011 by e8johan

Blondihacks has designed a small power supply for breadboards – Juice Bridge. It provides regulated 5V, easy access to ground and the ability to measure the power used by the entire breadboard. All this on a single-sided PCB with a … Continue reading →

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