Mark Rehorst's Tech Topics

I have seen uncountable forum posts, comments, emails, etc., about the need to "tune" belts in a corexy mechanism. The comments us...

Update 6/11/22 The parts I ordered from Mouser finally arrived, after 6 months of delays in getting the connectors. Here's one of the bo...

For some reason, I find myself designing and printing a lot of lamps. Here's the latest, designed in Fusion360 to fit a Feit Electric G6...

Update 3/20/22 You can now find this design at the Wago Creators web site:  https://wago-creators.com/design/185 "Let's Do The Twis...

Update 9/29/22 Over the last several months, I've been having increasingly frequent problems with my TV streaming. I had a Chromecast wi...

 My TV is mounted on the wall using a corner bracket thing. That means it's not sitting on a piece of furniture on which I could put the...

The Spice Must Flow (referred to hereafter as TSMF) sand table was a fun and interesting project that went through many changes to the mech...