Category Archives: Cheap

A drawbot that can use a multi color pen

Posted on November 1, 2022 by robertwilkie

Interesting build for a drawbot, it uses a multicolored pen to switch colors, instead of changing the “pen” for each color. https://www.instructables.com/Multicolor-DrawBot/

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Cheap upgrade for an extension cord

Posted on October 31, 2022 by robertwilkie

This is not a bad idea, box costs about $1.50, outlet another $1.50, just a heavy new plug end is $4-5 dollars. And this way you get 2 plugs https://www.instructables.com/Upgrade-a-Broken-Extension-Cord/

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TinyPilot, an RPi remove KVM

Posted on October 28, 2022 by robertwilkie

For under $100, the author build a remote KVM that was pretty responsive with a Raspberry Pi. Pretty nice set of directions and cheaper than going with a commercial route https://tinypilotkvm.com/blog/build-a-kvm-over-ip-under-100

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Convert a RPi zero to a RPi

Posted on October 27, 2022 by robertwilkie

Basically its a daughter card for the RPi zero that can convert it so it has the full footprint of a RPi. Board runs around $15, so 15 + 10 for the zero (if you can find one) is a … Continue reading →

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Nice breathing light LED build

Posted on October 21, 2022 by robertwilkie

The author used a simple circuit to make a breathing LED light circle. Could be a nice build for halloween. https://www.instructables.com/How-to-Make-a-12V-LED-Breathing-Light/

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Make your own light bar

Posted on October 18, 2022 by robertwilkie

Nice build, the author uses the plastic cardboard, a strip of LED lights, and some rods to make a cheap light bar. I wonder if we could do this even cheaper? Maybe just with scrap wood?  https://www.instructables.com/DIY-LED-TowerBar-Light/

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Nice mod to a simple LED lamp

Posted on October 10, 2022 by robertwilkie

The author got these neat looking LED lamps, but they used a standard LED, so he got some “flickering” LED’s off the net (seem to run $1 each) and replaced the existing ones with them to give them more cool … Continue reading →

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Nice pumpkin build

Posted on October 8, 2022 by robertwilkie

This build has been making the rounds lately, partly due to its size, and cost (cheap). I just want to know where the heck the guy is going to put it when the season is over. https://www.instructables.com/Oversized-Foam-Jack-o-Lantern/

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Cheap drag knife for CNC

Posted on October 3, 2022 by robertwilkie

This is a simple cheap build for a drag knife for a CNC, seems to work well with simple CNC’s. https://www.instructables.com/DIY-Drag-Knife-Cutter/ https://youtu.be/AISI2SZbrVo

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Nice Small (and cheap) LED Spotlights

Posted on September 30, 2022 by robertwilkie

Nice build, the author used PVC pipe for the holders, the wire is speaker wire, the Eagle Eye LED’s you can get for a buck each in lots of 10. The power supply is a bit much, me…I think I … Continue reading →

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