Ask Hackaday: What Do You Do When You Can’t Solder?
https://hackaday.com/2023/12/18/ask-hackaday-what-do-you-do-when-you-cant-solder/

Streamlining multiple divergent coloured electrical wires by condensing them down into a single stream passing through a human hand
" data-medium-file="https://hackaday.com/wp-content/uploads/2023/12/streamline_concept.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2023/12/streamline_concept.jpg?w=800">Ah, soldering. It’s great for sticking surface mount parts to a PCB, and it’s really great for holding component legs in a plated through-hole. It also does a pretty great …read more (https://hackaday.com/2023/12/18/ask-hackaday-what-do-you-do-when-you-cant-solder/)

Hacking An NFC E-Paper Display From Waveshare With Mystery MCU
https://hackaday.com/2023/12/18/hacking-an-nfc-e-paper-display-from-waveshare-with-mystery-mcu/

These days e-paper (eInk) displays are everywhere, with stores being one of the largest users of smaller, monochrome versions of these persistent displays. This has also made them a solid …read more (https://hackaday.com/2023/12/18/hacking-an-nfc-e-paper-display-from-waveshare-with-mystery-mcu/)

Old Prius Gets Upgraded Batteries
https://hackaday.com/2023/12/18/old-prius-gets-upgraded-batteries/

So many of the batteries made today are lithium batteries of some sort, from mobile phones, laptops, and drones to electric cars and grid storage solutions. But this technology is …read more (https://hackaday.com/2023/12/18/old-prius-gets-upgraded-batteries/)

Simulate a Better Termination
https://hackaday.com/2023/12/18/simulate-a-better-termination/

If you are making certain precision measurements, you know you need to terminate the connections with the right impedance, normally 50 ohms. Proper termination minimizes reflections on the line which …read more (https://hackaday.com/2023/12/18/simulate-a-better-termination/)

Recycling Batteries with Bacteria
https://hackaday.com/2023/12/18/recycling-batteries-with-bacteria/

Vehicle battery recycling is going to be a big deal with all the electric cars hitting the roads. What if you could do it more effectively with the power of …read more (https://hackaday.com/2023/12/18/recycling-batteries-with-bacteria/)

A 360° View of a Classic Drive-In Speaker
https://hackaday.com/2023/12/18/a-360-view-of-a-classic-drive-in-speaker/

Readers of a certain vintage no doubt have pleasant memories of drive-in theaters, and we are chuffed to see that a few hundred of these cinematic institutions endure today. While …read more (https://hackaday.com/2023/12/18/a-360-view-of-a-classic-drive-in-speaker/)

It’s An Audio Distortion Analyzer, Just Not The One You Were Hoping For
https://hackaday.com/2023/12/19/its-an-audio-distortion-analyzer-just-not-the-one-you-were-hoping-for/