How do headphone amps differ from speaker amps?
Headphone and loudspeaker amplifiers certainly seem like they should be the same but looking at them quickly dispels that notion. So, what is different between the two topologies?
Ohms Law
Everything you ever wanted to know about audio, music and its reproduction is here. PS Audio co-founder and CEO Paul McGowan shares his more than 40 years of high-end audio experience, stories, interviews, and hilarious tales in this one-of-a-kind podcast. Ohm's Law is produced by PS Audio and presented ad-free for the community. Subscribe through your phone's podcast app and get the latest each day. And please, leave us a rating so others will join in.
Recent Episodes
How do you know all this stuff?
With hundreds of videos, dozens of designs, multiple inventions to his credit, how does Paul McGowan get all his experience and information he shares with us?
How far can you take vintage audio equipment?
There’s some great vintage audio equipment on the market still. What are the chances and opportunities to renew them with newer and better parts?
How important is clean power?
Clean power is said to be critical to the performance of high-end audio equipment, yet is that so? Power expert Paul McGowan gives us a slightly different viewpoint on the subject, one that’s going to be surprising to many.
How to match a preamp to a power amp
What factors do we look for in the specifications of preamps and power amps to make sure we have the perfect match. Paul gives us a quick tour of the challenges and solutions to properly matching preamps to amplifiers.
How to set a subwoofer’s crossover
When setting a subwoofer up should its frequency limits match those of the main speaker or lower or higher? This is a question asked a lot and Paul helps us understand the intricacies of the all-important setup process.
Is the loudness war over?
The loudness wars, or the war against dynamic range, is still alive and well and that is unfortunate. But, there’s hope and Paul helps us understand the beginnings of the loudness campaigns and why they are so prevalent today.
Why do speakers have rear tweeters?
Some loudspeakers feature rear mounted tweeters in addition to their front mounted tweets. What are these rear ones for and what advantages do they offer music lovers?
Why does my stereo performance change from day to day?
Nights, days, weekends, workdays, the stereo sounds different to this viewer. Paul explains why and offers an interesting solution to an age-old problem that has plagued many a high-end stereo user for many years.
Why doesn’t low THD equate to good sound?
You’ve said in the past that measurements cannot tell us how electronics sound. Please explain why this is true and how specifically, THD isn’t a good indicator of sound quality.