Hundreds of miles of railroad tracks are scattered across the US and other countries. Despite how they look, many aren’t abandoned. But in the case of a genuinely abandoned track, …read more (https://hackaday.com/2022/07/16/riding-the-rails-in-a-literal-sense/)

Restoring $5 Busted Synthesizer Made Easy, Thanks to Thermal
https://hackaday.com/2022/07/16/restoring-5-busted-synthesizer-made-easy-thanks-to-thermal/

[D. Scott Williamson] paid $5 for a Roland JV-30 synthesizer at a garage sale. Score! There was only one catch: it didn’t work and didn’t include the power supply. Luckily, …read more (https://hackaday.com/2022/07/16/restoring-5-busted-synthesizer-made-easy-thanks-to-thermal/)

Neural Network Identifies Insects, Outperforming Humans
https://hackaday.com/2022/07/16/neural-network-identifies-insects-outperforming-humans/

There are about one million known species of insects – more than for any other group of living organisms. If you need to determine which species an insect belongs to, …read more (https://hackaday.com/2022/07/16/neural-network-identifies-insects-outperforming-humans/)

Turning Irregular Shapes
https://hackaday.com/2022/07/16/turning-irregular-shapes/

In case you’re not closely following Egyptian Machinist YouTube, you may have missed [Hydraulic House]. It’s gotten even harder to find him since he started posting under[بيت الهيدروليك]. Don’t let …read more (https://hackaday.com/2022/07/16/turning-irregular-shapes/)

A No-Calibration Metal Detector
https://hackaday.com/2022/07/17/a-no-calibration-metal-detector/

A traditional early project for someone discovering a love for electronics has been for many years a metal detector. This would mean a few transistors back in the day, but …read more (https://hackaday.com/2022/07/17/a-no-calibration-metal-detector/)

A Home Made Sewing Machine May Be The Only One
https://hackaday.com/2022/07/17/a-home-made-sewing-machine-may-be-the-only-one/

The sewing machine is a tool that many of us will have somewhere around our workshop. Concealed within it lies an intricate and fascinating mechanism. Some of us may have …read more (https://hackaday.com/2022/07/17/a-home-made-sewing-machine-may-be-the-only-one/)

Beautiful Inductors, Now Not Such A Lost Art
https://hackaday.com/2022/07/17/beautiful-inductors-now-not-such-a-lost-art/

As ferrite technology has progressed into a mastery of magnetic permeability, the size of inductors has gone down to the point at which they are now fairly nondescript components. There …read more (https://hackaday.com/2022/07/17/beautiful-inductors-now-not-such-a-lost-art/)