Connect your stereo amplifier to your PC's sound board and use the free, open-source Audacity audio-conversion software to create MP3s, WMAs, or other digital copies of your analog tunes. Dennis ...

In previous installments of the AudioFile, we've talked about basic PCM audio, which encodes audio into a series of numbers that a computer can play or manipulate. We've also discussed the process of ...

Back in the day where the microprocessor was our standard building block, we tended to concentrate on computation and processing of data and not so much on I/O. Simply put there were a lot of things ...

[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 ...

"Upgradeitis" is a term bandied about the audio world to describe the desire to buy new gear that you technically don't need. Sure, an extra HDMI input or a slightly better room correction system ...

A Raspberry Pi 5 has the ability to capture video via attached cameras and access the Internet using wired and wireless protocols, all while driving a pair of personal computer displays. However, if ...

The usual method of bringing analog inputs into a microprocessor is to use an analog-to-digital converter (ADC). Here are some tips for selecting such a part and calibrating it to fit your needs. In ...

As all English-speaking peoples of the world know by now, the digital switchover is coming. Here's your chance to score a free converter box and cable for your analog TV. Rick Broida Senior Editor ...

Designers of digital systems are familiar with implementing the 'leftovers' of their digital design by using FPGAs and CPLDs to glue together various processors, memories, and standard function ...