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From BobDavis321

Monday, February 23, 2026

Simpler Arms for InMoov Robot

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I have built several humanoid servo based robots over the years as can be seen in this blog.  The InMoov Robot arms are very complicated to ...
Thursday, February 5, 2026

Rebuilding my InMoov Robot Head

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I am Rebuilding my InMoov Robot Head.  It was printed years ago on a plastic 3D printer.  I am now on my third metal framed 3D printer and t...
Tuesday, January 13, 2026

I am building my biggest LED wall yet.

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I am building my biggest LED wall yet. It should be 8 feet by 4 feet when done.  It consists of two panels each 4 feet by 4 feet in size.  E...
Wednesday, December 31, 2025

I bought a new 3D printer again this year a Creality Ender 3 V3 SE

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I bought a new 3D printer again this year. It is a "refurbished" Creality Ender 3 V3 SE.  Last year I bought  Ender V2 and upgrade...
Monday, December 15, 2025

LilyGo vs CYD Cheap Yellow Display for Hacking

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Back in 2020 someone told me the covid19 tests were radioactive.  I pulled out my Geiger counter and proved that was not true.  Now I am hea...
Friday, December 5, 2025

Raspberry Pi Wireless Internet router and Filter with RaspAP

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I have built a Raspberry Pi Wireless Internet router and Filter with RaspAP.  I tried a Raspberry Pi model 3 but out of three tries it only ...
Tuesday, October 14, 2025

Doubling the size of a LED sign

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 I have two 40" by 16" LED signs. Each one has five by two of the 32 by 32 P6 LED arrays. I thought they were identical signs and ...
Friday, October 10, 2025

Make your own LED sign

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I have made my own LED sign from scratch and have also made one by adding parts of two signs together to make a bigger one.  I wanted to use...
Tuesday, September 23, 2025

I am building a new deck.

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 I am building a new deck with 2x6" and Trex flooring.  The handrails are Veranda available at Home Depot. This picture is the framing ...
Monday, September 8, 2025

Build Your Own LED Wall

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I have been building my own LED walls.  So far I have two of them, one uses P4 indoor Panels the other uses P5 indoor panels.   All of the p...
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Bob Davis
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