The low-cost composite passive filter in this Design Idea requires no dc power and can enhance the performance of audio equipment and instrumentation by rejecting power-supply hum and spurious pickup ...

Most universal radio receivers have a very wide bandwidth that is not particulary for radio amateurs. The better models with narrower bandwith are almost always priced higher, too high for the reach ...

You’re working at home, rocking out to an embarrassing pop playlist. Suddenly, your boss requests a video chat. Do you scramble to turn off Spotify? Two years ago, sure. But not now. You’re probably ...

Any pointers to good resources on audio filters for WAV files (particularly low-pass filters) implemented in Java? I've found a goodly amount of resources on DSP and filters, but when it gets to ...

Audio-Technica has introduced the AT8175 Microphone Pop Filter, which, according to the company, is designed for up-close use to assist in reducing excessive pressures on the microphone’s element. Per ...

The AUX-0025 filter instrument may answer the measurement demands of chip designers and switching-amp manufacturers for an accurate and repeatable solution. Audio Precision's Class D, Class I, Class S ...