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Monthly Archives: October 2011
Korg Monotron Schematics
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
Posted in Electronics
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Retro AVR Computer
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
Posted in Electronics, Projects
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Finding Models
The site Thingiverse is a great source for 3D printable models – and open source designs in general. The site is run by MakerBot Industries, but the contents is in no way tied to the MakerBot 3D Printer. Instead, the … Continue reading
Posted in 3D Printing
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iCircuit – Circuit Simulation on iPhone and iPad
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
Posted in Electronics
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Data Alignment
When working in C, you will sooner or later use structs. This is a very handy construction, but it has hidden pitfalls. One of them shows up when the sizeof your structure changes. Why is that so? It all comes … Continue reading
Posted in Programming
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Modelling On-line
Modelling 3D graphics is as much about the tools, as about the talent of the designer. In one end of the spectrum, the likes of SolidWorks are found. In another corner, the more programatic approach of OpenSCAD is found attractive. … Continue reading
Posted in 3D Printing
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SMD Soldering
In this video, David Pello takes us through the process of soldering SMDs using a soldering iron.
Posted in Electronics
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Breaking PIC’s Firmware Encryption
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
Posted in Electronics
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Materialize Your Models
When working with hobbyist 3D printers, you will sometimes suffer from the printer resolution. Then, it is good to know that there are professional printers out there as well. We have already looked at shapeways, and now it is time … Continue reading
Posted in 3D Printing
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eMaker Huxley Build – part 2
Second night of building. X and Y axes are almost done. A minor hickup with the X-axis ends. The clips for holding the Igus bushings should really not be printed to look clips, please update to full circles. Still, nothing … Continue reading
Posted in 3D Printing, eMaker Huxley
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