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 ...

I bought a new TV today, a Vizio 26" LCD. I have digital cable with HD enabled. When I plug the component output plus stereo L/R of my Motorola DCT6412 III into the TV and select "Component" on the TV ...

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 ...

To maximize the quality of your audio when you’re producing a live event, it’s important to assess your signal carefully all the way through the chain, as I discussed in my May/June 2015 article How ...