Cheap and cheerful.

La Dolce Audio current drive tube amplifiers challenge traditional designs with user tunable harmonic control and modular ...

LILYGO's T-Watch Ultra is an ESP32-S3-based smartwatch development platform that appears to be an upgrade over the previous T ...

SendspinZero is an open-source, DIY Sendspin audio receiver for your amplifier that relies on off-the-shelf parts costing ...

This past summer, Fiio introduced the QX3, a new flagship portable DAC and headphone amplifier designed for audiophiles who want to get the most out of their wired headphones while commuting or ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

The Elie 12 is a large, powerful portable speaker with plenty of inputs, but weight and battery life could be deal breakers for some. The Elie 6 punches above its size in audio clarity and ...

Can LAiV’s $849 Crescendo VERSE R2R DAC, preamp, and headphone amp compete with FiiO, Topping, and Schiit in a crowded desktop category? Can a $149 MagSafe compatible DAC/amp deliver clean, neutral ...

With MCUs becoming increasingly more powerful it was only a matter of time before they would enable some more serious ...

An audio spectrum analyser is an electronic instrument or device that measures and displays the amplitude of an input signal as a function of frequency. It provides a visual representation of the ...

#define ADC_ATTENUATION ADC_ATTEN_DB_12 // ADC attenuation, see above #define ADC_BIT_WIDTH 12 // the ADC bit width 9..12, values will be stored in 16 bit integers #define BIT_DEPTH 16 // default bit ...