Designing A Tone Control Properly - Many years ago, audio equipment came with a tone control, a simple RC filter that ... - https://hackaday.com/2025/04/08/designing-a-tone-control-properly/ #homeentertainmenthacks #headphoneamplifier #tonecontrol #filters #audio

Rock Out Without Getting Knocked Out - It’s a constant battle for musicians — how to practice your instrument without bot... - https://hackaday.com/2024/06/27/rock-out-without-getting-knocked-out/ #headphoneamplifier #audioamplifier #musicalhacks #instruments #practice #guitar #bass

Op-Amp Challenge: Compare Op-Amps, By Listening To Them - In the world of audiophilia there are arguments that rage over the relative merits... - https://hackaday.com/2023/05/07/op-amp-challenge-compare-op-amps-by-listening-to-them/ #headphoneamplifier #digitalaudiohacks #op-amp #audio