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Showing posts from July, 2019

FLL EV3 Robot

This blog post is about our current EV3 robot we're planning to use in the 2023/2024 FLL competition. Some features: 2 large motors for steering. 2 medium motors for attachments.  2 colour sensors for picking up the white and black lines, also used for line squaring. 1 gyro sensor. To enable attachments to be changed as quickly as possible we're using gravity to keep the gears connected, i.e. you don't need to fasten anything to the robot. Every attachment has 2x 12 tooth double bevel gear (part 32270) which comes in contact with the 2x 20 tooth double bevel gears (part 32269) on the robot. The medium motors are horizontally aligned on the robots, but we use 12 tooth double bevel gears to convert that to vertical alignments. These in turn are connected to 20 tooth double bevel gears, and the attachments in turn connect to these 20 tooth double bevel gears with their 12 tooth double bevel gears.  The complete robot is modelled in Bricklink Studio 2 . You can download the rob

Windows Hyper-V Server 2019

This post will explain how to use the free Hyper-V Windows 2019 Server version. This version doesn't come with any GUI interface as provided in the full Windows 2019 Server version. Instead it comes with a character interface, but with the help of some third party tools you can easily get a fully functional Hyper-V server for free. The following will be assumed: You have a dedicated server connected to a network and you want to install Hyper-V 2019 on this server to run Virtual Machines and/or act as a file server. You have physical access to this server to do the installation. You have another machine connected to the same network to do remote management, running a recent version of Microsoft Windows. You don't want to join a domain or use Active Directory. You can do this if you want to, but this is not included in this post. First you'll need to download the Hyper-V 2019 ISO from  https://www.microsoft.com/en-us/evalcenter/evaluate-hyper-v-server-2019 . You’ll