It might seem like using an XLR to RCA adapter should be alright, but in reality, what’s going on? Is it wise to do that and what’s the cost benefit to sound quality?

Is it better to use the fixed or variable outputs on a CD player and what are the differences between the two?

If you own a decent pair of loudspeakers but suspect they contain a cheezie crossover, is it worth one’s time to replace and upgrade components?

High powered amplifiers double and sometimes quadruple their output power into ever lower speaker impedance loads. Is that necessary and, if so, why?

If the limits of human hearing is 20kHz, why would speaker and amp manufacturers concern themselves with exceeding those limitations on frequency?

Often the technical terms we hear concerning audio are had to understand. Paul does his best to simplify the process of digital audio oversampling.

When speaker designers set out to design a new loudspeaker, how do they choose its impedance and why?

Sometimes it’s necessary to run long speaker cable lengths up to 50 and 60 feet or more. What’s the best way to do that without sacrificing audio quality?

Devialet makes a fairly radical self amplified speaker called the Phantom. PS Audio’s Paul McGowan shares his opinion of their performance

It’s been decades since PS Audio has made an integrated amplifier. This viewer wants to know why that is and what PS Audio plans to do about it.