There’s an apocryphal quote floating around the internet that “640K ought to be enough memory for anybody” but it does seem unlikely that this was ever actually said by any …read more (https://hackaday.com/2023/06/05/increasing-system-memory-with-the-flick-of-a-switch/)

This Vending Machine is for the Birds
https://hackaday.com/2023/06/05/this-vending-machine-is-for-the-birds/

The early bird may get the worm, but [Stephen Chasey’s] birds only get to eat if they are smart. He’s created a vending machine for bird feeding. While this is …read more (https://hackaday.com/2023/06/05/this-vending-machine-is-for-the-birds/)

Op Amp Contest: Generate Spirograph Shapes Using Only Op Amps and Math
https://hackaday.com/2023/06/05/op-amp-contest-generate-spirograph-shapes-using-only-op-amps-and-math/

If you’re a child of the ’80s or ’90s, chances are you’ve spent hours tracing out intricate patterns using the pens and gears of a Spirograph kit. Simple as those …read more (https://hackaday.com/2023/06/05/op-amp-contest-generate-spirograph-shapes-using-only-op-amps-and-math/)

The Printing of Pi
https://hackaday.com/2023/06/05/the-printing-of-pi/

It really isn’t necessary, but there is some geek cred to learning pi to some bizarre number of digits. One way to do that is via a piem — a …read more (https://hackaday.com/2023/06/05/the-printing-of-pi/)

Linear Power Supply’s Current Limiter is a Lesson in Simplicity
https://hackaday.com/2023/06/05/linear-power-supplys-current-limiter-is-a-lesson-in-simplicity/

Here at Hackaday we really like to feature projects that push the limits of what’s possible, or ones that feature some new and exciting technology that nobody has ever seen …read more (https://hackaday.com/2023/06/05/linear-power-supplys-current-limiter-is-a-lesson-in-simplicity/)

Want Lower Power? Add More Cores!
https://hackaday.com/2023/06/06/want-lower-power-add-more-cores/

[Jacob Beningo] over at Embedded.com recently posted his thoughts on how to do a low-power microcontroller design. On the surface, some of his advice seems a little counter-intuitive. Even he …read more (https://hackaday.com/2023/06/06/want-lower-power-add-more-cores/)

That Handheld 386SX Gets a Teardown
https://hackaday.com/2023/06/06/that-handheld-386sx-gets-a-teardown/

A few weeks ago our community was abuzz with the news of a couple of new portable computers available through AliExpress. Their special feature was that they are brand new …read more (https://hackaday.com/2023/06/06/that-handheld-386sx-gets-a-teardown/)