Designing Electronics That Work
https://hackaday.com/2021/11/15/designing-electronics-that-work/

http://designingelectronics.com/
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2021/11/Snap-2021-11-14-at-22.51.41.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2021/11/Snap-2021-11-14-at-22.51.41.png?w=800">[Hunter Scott] who has graced these pages a fair few times, has been working on electronics startups for the past ten years or so, and has picked up a fair …read more (https://hackaday.com/2021/11/15/designing-electronics-that-work/)

Machine Learning Shushes Stressed Dogs
https://hackaday.com/2021/11/15/machine-learning-shushes-stressed-dogs/

If there’s one demographic that has benefited from people being stuck at home during Covid lockdowns, it would be dogs. Having their humans around 24/7 meant more belly rubs, more …read more (https://hackaday.com/2021/11/15/machine-learning-shushes-stressed-dogs/)

Pluto Spectrum Analyzer Uses Command Line
https://hackaday.com/2021/11/15/pluto-spectrum-analyzer-uses-command-line/

If you don’t care about shortwave frequencies, the PlutoSDR is a great deal. The device is supposed to be an evaluation board for Analog Device’s radio chips, but it does …read more (https://hackaday.com/2021/11/15/pluto-spectrum-analyzer-uses-command-line/)

Making Your Own Touchpad With PWM and Rust
https://hackaday.com/2021/11/16/making-your-own-touchpad-with-pwm-and-rust/

The modern touchpads are incredible feats of engineering, with everything from complex signal processing for noise and tremendous economies of scale driving prices low. So [Kevin] decided to see if …read more (https://hackaday.com/2021/11/16/making-your-own-touchpad-with-pwm-and-rust/)

For All Their Expense, Electric Cars Are Still The Cheapest
https://hackaday.com/2021/11/16/for-all-their-expense-electric-cars-are-still-the-cheapest/

A criticism that we have leveled at the move from internal combustion vehicles to electric ones is that their expense can put them well beyond the range of the not-so-well-heeled …read more (https://hackaday.com/2021/11/16/for-all-their-expense-electric-cars-are-still-the-cheapest/)

Tech in Plain Sight: Eyeglasses
https://hackaday.com/2021/11/16/tech-in-plain-sight-eyeglasses/

Glasses wearers, try a little experiment. Take off your glasses and look at this page or, at least, at something you can’t see well without your glasses. Now imagine if …read more (https://hackaday.com/2021/11/16/tech-in-plain-sight-eyeglasses/)

3D Printed Marble Music Machine Looking Good Already
https://hackaday.com/2021/11/16/3d-printed-marble-music-machine-looking-good-already/