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Author Archives: Donald Papp

Make Custom Shirts With a 3D Print, Just Add Bleach

Posted on February 10, 2025 by Donald Papp

Bleach is a handy way to mark fabrics, and it turns out that combining bleach with a 3D-printed design is an awfully quick-working and effective way to stamp a design …read more Continue reading Make Custom Shirts With a 3D Print, Just Add Bleach→

Posted in 3d Printer hacks, bleach, chemistry hacks, Design, how-to, shirt, stamp

When Ignoring Spam Loses You an Ice Surfacer Patent

Posted on February 7, 2025 by Donald Papp

Bear with us for a moment for a little background. The Rideau Canal Skateway in Ottawa is the world’s largest natural skating rink, providing nearly 8 km of pristine ice …read more Continue reading When Ignoring Spam Loses You an Ice Surfacer Patent→

Posted in News, patents, skating rink, Spam, zamboni | Tagged Ice

Solid Tips for Designing Assistive Technology (Or Anything Else, Really)

Posted on February 7, 2025 by Donald Papp

Do you make things, and have you got almost ten minutes to spare? If not, make the time because this video by [PrintLab] is chock-full of healthy and practical design tips. …read more Continue reading Solid Tips for Designing Assistive Technology (Or Anything Else, Really)→

Posted in assistive, Design, how-to, News, tips

The Lowest-Effort Way Yet To Make 3D Printed Lenses Clear

Posted on February 5, 2025 by Donald Papp

This technique shared by [Andy Kong] is for 3D printed lenses, but would probably be worth a shot for any resin prints that need to be made nice and clear. …read more Continue reading The Lowest-Effort Way Yet To Make 3D Printed Lenses Clear→

Posted in 3d Printer hacks, resin printing, transparent

More Details On Why DeepSeek is a Big Deal

Posted on February 4, 2025 by Donald Papp

The DeepSeek large language models (LLM) have been making headlines lately, and for more than one reason. IEEE Spectrum has an article that sums everything up very nicely. We shared …read more Continue reading More Details On Why DeepSeek is a Big Deal→

Posted in ai, Artificial Intelligence, DeepSeek, LLM, Machine Learning, reasoning

Winter-Proof (And Improve) Your Resin 3D Printing

Posted on January 31, 2025 by Donald Papp

Was your 3D printer working fine over the summer, and now it’s not? With colder temperatures comes an overall surge in print failure reports — particularly with resin-based printers that …read more Continue reading Winter-Proof (And Improve) Your Resin 3D Printing→

Posted in 3d Printer hacks, 3D Printing, curing, heater, resin, SLA, tips, winterize

Handy Online Metric Screw, Nut, and Washer Generator

Posted on January 31, 2025 by Donald Papp

For those times when you could really use a quick 3D model, this metric screw generator will do the trick for screws between M2 and M16 with matching nuts and …read more Continue reading Handy Online Metric Screw, Nut, and Washer Generator→

Posted in 3d printed, 3MF, fasteners, Hardware, openscad, software hacks, stl

RGB LED Display Simply Solves The Ping-Pong Ball Problem

Posted on January 30, 2025 by Donald Papp

A few years ago [Brian McCafferty] created a nice big RGB LED panel in a poster frame that aimed to be easy to move, program, and display. We’d like to …read more Continue reading RGB LED Display Simply Solves The Ping-Pong Ball Problem→

Posted in decoration, diy, led hacks, led strip, LED wall, LED. ping pong, table tennis

DIY Probe Clamps to Ease Your PCB Work

Posted on January 28, 2025 by Donald Papp

Those of us familiar with PCB work would agree that anything that helps hold probes secure and hands-free to components, traces, or test points is worth looking at. That’s where …read more Continue reading DIY Probe Clamps to Ease Your PCB Work→

Posted in 3d printed, pcb, pcb probe, probe clamp, probe tip, tool hacks

3D Print Stamps, and Ink Stuff to Your Heart’s Content With These Tips

Posted on January 27, 2025 by Donald Papp

Ink stamps can be fun to make and use, and 3D printers are uniquely positioned to create quality stamps of all kinds with just a little care. As with most …read more Continue reading 3D Print Stamps, and Ink Stuff to Your Heart’s Content With These Tips→

Posted in 3d printed, 3d Printer hacks, ink, stamp | Tagged Art, Flexible

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