Roll Your Own Simple Tube Tester
https://hackaday.com/2023/07/08/roll-your-own-simple-tube-tester/

You can easily get carried away when trying to test things. For example, if you want to know if your car is working, you could measure the timing of the …read more (https://hackaday.com/2023/07/08/roll-your-own-simple-tube-tester/)

Thermochromic Treatment Keeps Solderless Breadboards Smokeless
https://hackaday.com/2023/07/08/thermochromic-treatment-keeps-solderless-breadboards-smokeless/

There’s a point in a component’s thermal regime that’s between normal operation and overloaded to the point of obvious failure. That’s a dangerous region, because the component isn’t quite hot …read more (https://hackaday.com/2023/07/08/thermochromic-treatment-keeps-solderless-breadboards-smokeless/)

99% Partspriation
https://hackaday.com/2023/07/08/99-partspriation/

Thomas Edison once said that genius was 1% inspiration and 99% perspiration. That doesn’t leave much room for partspriation. I’m working on a top-secret project, and had to place a …read more (https://hackaday.com/2023/07/08/99-partspriation/)

The Other Way To Fight Software Rental
https://hackaday.com/2023/07/08/the-other-way-to-fight-software-rental/

It’s been a distressing trend over the last decade, that of taking commercial software from a paid-for licence model and moving into the cloud and onto a rental model. In …read more (https://hackaday.com/2023/07/08/the-other-way-to-fight-software-rental/)

Hackaday Prize 2023: Wear-a-Chorder Lets Discreet Chording Keyboards Do The Talking
https://hackaday.com/2023/07/08/hackaday-prize-2023-wear-a-chorder-lets-discreet-chording-keyboards-do-the-talking/

Being mute or speech-challenged can be a barrier, and [Raymond Li] has an interesting project to contribute to the 2023 Hackaday Prize: a pair of discreet chording keyboards that allow …read more (https://hackaday.com/2023/07/08/hackaday-prize-2023-wear-a-chorder-lets-discreet-chording-keyboards-do-the-talking/)

Using an Old Satellite to See the Earth in a New Light
https://hackaday.com/2023/07/08/using-an-old-satellite-to-see-the-earth-in-a-new-light/

Snooping in on satellites is getting to be quite popular, enough so that the number of people advancing the state of the art — not to mention the wealth of …read more (https://hackaday.com/2023/07/08/using-an-old-satellite-to-see-the-earth-in-a-new-light/)

Hackaday Prize 2023: Supercapacitors Let Solar Speaker Work in Darkness
https://hackaday.com/2023/07/08/hackaday-prize-2023-supercapacitors-let-solar-speaker-work-in-darkness/

Solar panels are a great way to generate clean electricity, but require some energy storage mechanism if you also want to use their power at night. This can be a …read more (https://hackaday.com/2023/07/08/hackaday-prize-2023-supercapacitors-let-solar-speaker-work-in-darkness/)