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Xilinx Zynq Environment Setup (Pynq Z2 Board)

Setting Up Your Pynq Z2 Dev Environment While the Pynq Z2 development board is marketed as being a Python environment with FPGA hardware accelerators, it is a very capable FPGA development board. Due to the python+accelerator is the main marketing pitch, there isn't a lot of documentation on getting things set [...]

By Austin Steingrube|May 8th, 2020|FPGA, How To's|1 Comment
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Upgrading a K40 Laser Cutter, Part 2: Power Limiting and Precision Upgrades

Want to increase the life of your K40's laser tube? How about more precise power control? Start here! While the K40 laser cutter (aka an eBay/Alibaba laser cutter) is branded as a 40 watts, it really isn't. For reasons I won't go into in this article, it is closer to a 30W laser in [...]

By Austin Steingrube|July 8th, 2018|How To's, laser cutting, Project Logs|1 Comment
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  • K40 Laser Cut Mickey Mouse Raster

Upgrading a K40 Laser Cutter, Part 1: Control Board Upgrade

Get yourself a new laser cutter? Plug it in just to find out that it either doesn't work or do what you thought it should? Let's upgrade it! One of the simplest things you can do to improve the capabilities of your cheap, Chinese laser cutter, sometimes known as a K40, is to upgrade [...]

By Austin Steingrube|March 19th, 2018|How To's, laser cutting, Project Logs|10 Comments
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  • 3d printed fuse box with leds that show if a fuse blew

Make An Indicating Fuse Box!

Make An Indicating Fuse Box! 3D Printed Indicating Fuse Box BEHOLD! The indicating fuse box! Gone are the days that you must ask yourself, "Did the Earth stop spinning? Or did I just blow a fuse?!?" For eons, mankind has been stuck with boring fuse connections, BUT NO MORE!!! [...]

By Austin Steingrube|July 22nd, 2017|3D Printing, How To's, Project Logs|0 Comments
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Hacking a Brother Knitting Machine

I have to say, I love knitting, I love electronics, and I was elated to find that you could combine the two. After a bit of research, I found the AYAB project and dove in. Unfortunately, I struggled to find a lot of documentation when I embarked on this road a few years ago, [...]

By Austin Steingrube|January 22nd, 2017|How To's|0 Comments
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Increasing the Reliability of Your 3D Printer

3D printers are fun when they work but a royal pain in the rear when they don't. Heated nozzles jam, stepper motors skip a step, a layer delaminates, threaded rods can bind, the part unsticks from the printer bed, the belt tensioner breaks....the list goes on. This gets particularly frustrating when the print gets interrupted [...]

By Austin Steingrube|August 4th, 2016|3D Printing, How To's|0 Comments
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