In virtually every television environment audio hum can be a problem, either in a studio or out in the field. Even digital audio becomes analog eventually. Solid system design work can make the ...

Some of the simplest solutions to annoying hum in computer speakers involves just checking all the connections and making sure everything is plugged in tight. Audio cable transmits sound as ...

Sometimes, when you plug an audio line from a desktop computer into a stereo receiver or amplifier, an annoying hum comes through the speakers along with the music. You stop the music and the hum is ...

In Part 1 of this series on audio fundamentals (“Let’s Talk About Some Basics of Audio for Radio”), we discussed audio problems and how to handle audio transformers. Most of today’s studios don’t need ...

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 ...