The device was made in a one-sided PCB with the use of USB to create a high quality preamplifier with built-in DAC. The USB connector was placed form the bottom side of the one-sided PCB. An external ...

Can a $249 digital-to-analog converter/headphone amplifier deliver state-of-the-art sound? The Audiophiliac listens to the AudioQuest DragonFly to find out. Steve Guttenberg Former contributor ...

During development of smartphones and computers, manufacturers have a lot to pack in and certain aspects, such as audio quality components like DACs, often take a back seat or are omitted entirely.

Schiit Audio doesn't mess around. It offers U.S.-made high-performance audio products for super-affordable prices -- and here are two that are even cheaper. Ex-movie theater projectionist Steve ...

There’s hidden detail in your favourite songs and the best DACs are here to help you hear it. Whether you’re streaming on Spotify or curating your MP3 archive, a DAC is a digital-to-analogue converter ...

Want to take back control of how your digital audio files become sound? One thing you can do is to build your own digital to analog converter. This one is made from discrete components, centered ...

In the Op Amp circuit shown in the figure, let Rf = 10kΩ, R1 = 10kΩ, R2 = 20kΩ, R3 = 40kΩ, and R4 = 80kΩ. Obtain the analog output for binary inputs [0000], [0001], [0010], . . . , [1111]. Using this ...

[Daniel Garcia] sent us a quick tutorial he put together demonstrating how to use an ATmega168 to perform analog to digital conversions. This timely tutorial would make for a nice complimentary ...