All items tagged with audio and microphone (14)

29-01-2026 | This self-powered low-noise microphone amplifier boosts dynamic microphones without relying on 48-V phantom power. Designed for low-impedanc...

14-01-2026 | Most PC “mic” inputs are pretty average for noise and distortion, and they’re usually mono. Plus, they can’t properly take balanced, pro mic...

1-11-2023 | You can spend thousands of dollars on a free-field microphone. But before you do, consider this MEMS-based design, which will give you super...

1-08-2023 | A microphone is a sensitive device producing a weak output signal that must be processed with care. This preamplifier does just that. It eve...

1-03-2023 | Coronavirus will not be the only reason that 2020 will be a year that remains in memory; it will also be because a lot of us were suddenly i...

1-08-2022 | The following principle applies to ultrasonic sensors. But it also works in the audible range with two piezo transducers. 

1-08-2022 | A standard electret microphone and a single-transistor amplifier provide an audio signal that can be processed by an Arduino’s analog input....

8-10-2020 | The COVID-19 crisis catapulted many of us into the world of online meetings. Poor quality of video during online meetings is, alas, to be ex...

31-07-2020 | While a PC’s ‘line’ input generally offers acceptable characteristics, ‘mic’ inputs typically have only mediocre noise and distortion levels...

11-03-2020 | The alarm clock (radio) has seen two significant improvements since its invention. The first is the snooze button, and the second we present...