... it could be possible, if you train the hamsters accordingly - but your CPU will will be bigger than a soccer field Better use slime fungus ... easier to train with´shugar and much, much smaller in dimension - maybe the footprint of a table with the option for 3D-stacking and -connecting logic layers Viktorby VDX - Plastic Extruder Working Group
... here's a diagramme of the temperature-controlling where every 10 minutes i change the concentration of a binary gasmixture (here CO2 in Argon) by 25%. After around 15 minutes i'll have a 'wave' of +/- 0.001 centigrades around 60 ... Viktorby VDX - RepRap Host
... we're developing high precision gassensors (~10ppm accuracy and noise, 100ppm absolute repeatability) based on thermal conductivity of the specific gases. For a better definition of the ambient temperature we heat the housing with two resistor-heaters up to 60 centigrades and the PID-controller measures with a PT1000 and regulates the 60 centigrades with an accuracy of 0.001 centigrades whenby VDX - RepRap Host
... await your findings Viktorby VDX - General
Hi Tim, good idea .. i downloaded your code for testing with some other heaters, but this will last a while Viktorby VDX - RepRap Host
... look here: for a hot_glue_gun-repstrap Viktorby VDX - Reprappers
> ... or does the 23 have extra torque? ... ... this is the main point ... Viktorby VDX - Controllers
... but it's a big difference, when you're trying to fit a wall unit Viktorby VDX - General
... search for 'foglets' or 'utility fog' - that's the ultimate swarm-technology But beside the fun ... with many crosslinked modules in a chain or reconfigurable 2D-array you can make some really sophisticated repositioning of tools and workpieces ... Viktorby VDX - General
... the SD300 from Solido ltd. ( ) is one 'modern' LOM-printer i know - it's using PVC-film instead of paper, so the objects could be more elastic ... Viktorby VDX - Reprappers
... this is why i mentioned you have to learn 'speaking' with them - ist's not only some specialized cells als neighbours to activate/harmonize them ... it's much more: chemistry, nervous signals, hormones, the ominous 'bio-photons' and maybe something yet unknown, what's informing them what to do at the actual position to be harmonic. It's the same with cancer - some experiments shows that cancby VDX - Tissue Engineering
... stem-cells aren't the problem - you can get them from all around the adult body. You can even change already specialized cells back into prototypes. You have to learn to 'speak' with them ... that's the trick you have to learn for real bio-fabbing. And you have to find the trigger for the telomer-/aging-factor ... Viktorby VDX - Tissue Engineering
Hi Peter, it's an excellent Idea! I downloaded your code too and installed Processing, but have to find some time to go into ... Viktorby VDX - RepRap Host
... should work too, it's only a step more than the other way round ... Viktorby VDX - 3D Design tools
... some years ago i developed a mikrodispenser capable of placing single droplets of high viscous fluids (e.g. toothpaste - look here: ) down to sizes/diametres of 5 microns (i printed with 10 microns, but it's working down to submicrons). It's not a really fast process, as you only have repetition-rates of max. 5 Hz for small droplets or 1-2 Hz for bigger ones. With conductive fluids and paby VDX - Plastic Extruder Working Group
... when you've separated the motor-current with discrete drivers, it's only some Milliamperes at 5 Volts what's needed for activating the stepper-driver input pins ... Viktorby VDX - General
... but again, until now the researchers can print only very simple and nearly homogenous structures as bladders, blood vessels and shapes from bone or cartolage. Even printing a complete heart isn't doable at the moment - only specific parts as heart valves or muscle-pieces - most successfull samples weren't complete repelacements, but 'only' repairs of damaged valves, vessels, or such. When fby VDX - Tissue Engineering
... it's questionable, if the cost for one or more additive 'small' controllers, compared to the costs of the multiple stepper-drivers and wiring, is it worth. I bought an Arduino Mega with more than 50 I/Os for 50 Euros here in Germany and the 'small' Arduinos are around 20 ...by VDX - General
Hi Forrest, ... i know this clip and some earlier too ... it's not only the price what renders common "organ-printing on demand" useless. This is not real shape-printing, but more flood specific areas with supporting fluids embedding some floating cells and hope they will settle in the right positions and start growing and spreading. Some ten years ago i had some crosstalks with scientists froby VDX - Tissue Engineering
... it's an issue with other programs too - i design a box with e.g. dimension of 10x10x10, export as STL, import in the fabber-host and measure there ... Viktorby VDX - 3D Design tools
... life could be so simple Viktorby VDX - Tissue Engineering
... there are some experiments with ink-jet printing live tissues - extreme complex, as you can't simply print the shape of the organ and "have it running" You have to embed some specialized functions too: - supporting blood vessels, glands, aditional stem-cells for automatic reshaping/reparing when activated, and some others too ... And then you have to connect the organ wihle 'fabbing' to aby VDX - Tissue Engineering
... it's a bit from all My basic idea was a sort of an optional 'video card' for the arduino capable of generating video-content for an embedded display and/or some other benefits too when needing much more processing power, than the Atmega core has. The Arduino is much easier to handle, so for the everyday-user it should be the basic Arduino with some aditional libs and options, advanced progby VDX - Controllers
... i remember some talks about this last year - but AFAIK until now nobody has received reprapped organs or such Viktorby VDX - Tissue Engineering
Hi Larry, ... its an Isel C-142 controller which is capable of 6A@70V and 10 kHz maximum steprate. Additionally i have three IMS-1/256-microstepping-drivers with 3A@30V, and max. 10 kHz too, which i can exchange with the Isel drivers for higher accuracy. In my 'scrapery' there are some IMT901-drivers and a SMC11 from nanotec - all 2A@30V and 1/8 microstepping with more than 10 kHz. My controlby VDX - General
... maybe it's all based on the same cause? My first thoughts when diving into Transputer-specs and Occam were about overrunning some serious performance-problems i had with other computers and OSes ... maybe it was simply so good, that the other vendors tooks all neccessary steps to stop them from penetrating the market In the last 30 years there were some similar occasions, where superior soby VDX - Controllers
aka47 Wrote: ------------------------------------------------------- > ... > I must confess to being a bit of a parallel junkie > having done some professional work with Inmos > Transputers some years ago. > ... ... me too - in my diploma-thesis (around 1988) i had to research the possibilities of massive parallel networks for numberchrunching and simulation of physical problemsby VDX - Controllers
... the propeller ( ) is a multicore-chip with 8 32-bit RISC-CPU's inside capable of realtime-video-generation and much much more In fact it's much more cpable than the arduino but it's harder to code too and lacks enough IO's. In the propellurino it's an interfacing part for realtime video and audio and could be much more in respect of numberchrunching or higher level logics. Maybe this wilby VDX - Controllers
... i think you can't compare a constructed/fabbed apparatus with a biological system as the actual mechanics aren't capable of 'growing up'. Whereas some of the behaviour of the development process could be comparable to evolution, the fabbing process is complete different. Why shouldn't a smaller reprap build stackable elements which assembled represent a much bigger part than the fabbing areby VDX - General