Tube Audio Amplifiers Needn’t Be Complex
https://hackaday.com/2022/12/26/tube-audio-amplifiers-neednt-be-complex/

There’s a mystique in audiophile circles about tube amplifiers. They can have a very nice sound which is attributed to their even-harmonic distortion, but they are often portrayed as requiring …read more (https://hackaday.com/2022/12/26/tube-audio-amplifiers-neednt-be-complex/)

Teensy Twofer of Plug-In Emulated Retro CPUs
https://hackaday.com/2022/12/26/teensy-twofer-of-plug-in-emulated-retro-cpus/

[Ted Fried] wrote in with not one but two (2!) new drop-in replacements for widespread old-school CPUs: the Zilog Z80 and the Intel 8088. Both of the “chips” run in …read more (https://hackaday.com/2022/12/26/teensy-twofer-of-plug-in-emulated-retro-cpus/)

3D-Printed Self-Balancing Robot Brings Control Theory to Life
https://hackaday.com/2022/12/27/3d-printed-self-balancing-robot-brings-control-theory-to-life/

Stabilizing an inverted pendulum is a classic problem in control theory, and if you’ve ever taken a control systems class you might remember seeing pages full of differential equations and …read more (https://hackaday.com/2022/12/27/3d-printed-self-balancing-robot-brings-control-theory-to-life/)

One Hacker’s Battle To Slightly Improve A Sadistic Sony Headset
https://hackaday.com/2022/12/27/one-hackers-battle-to-slightly-improve-a-sadistic-sony-headset/

One thing you won’t read in reviews of pricey Sony WH-1000XM3 headphones – if you choose them, you’re going to find yourself in a one-sided abusive relationship. A button press …read more (https://hackaday.com/2022/12/27/one-hackers-battle-to-slightly-improve-a-sadistic-sony-headset/)

All About USB-C: Illegal Adapters
https://hackaday.com/2022/12/27/all-about-usb-c-illegal-adapters/

Let’s be clear – it’s not enough to have USB-C to USB-C cables. There’s a lot of cables that we might want to acquire for our day-to-day use, perhaps, for …read more (https://hackaday.com/2022/12/27/all-about-usb-c-illegal-adapters/)

The ZX Spectrum Finally Gets a Proper Keyboard
https://hackaday.com/2022/12/27/the-zx-spectrum-finally-gets-a-proper-keyboard/

The Sinclair ZX Spectrum is fondly remembered by many for being their first introduction into the wonderful world of computing. Its advanced capabilities coupled with a spectacularly low price made …read more (https://hackaday.com/2022/12/27/the-zx-spectrum-finally-gets-a-proper-keyboard/)

Lo-Fi Fun: Beer Can Microphones
https://hackaday.com/2022/12/27/lo-fi-fun-beer-can-microphones/

Sometimes, you just need an easy win, right? This is one of those projects. A couple months back, I was looking at my guitars and guitar accessories and thought, it …read more (https://hackaday.com/2022/12/27/lo-fi-fun-beer-can-microphones/)