audio precision

Hi, This is my second attempt at CD player measurements, based on the knowledge I gained from ASR. Many thanks to the members who contributed to developing this part of the reviews, especially @NTTY, who shared their measured files with me. Some of these files were used in this review. The...

Hi, This is a measurement of the phono preamp Behringer PP400. It is a simple preamp without any switches and costs around US$25-30. For measurements, I grounded the PP400 through its output to the analyser. Using a dedicated screw caused significant distortion from the power supply. Below...

Hi, this is a review of digital to analog converter which I bought on a local (Polish) e-commerce platform. Since it is a no-name company, I called it $5 DAC which also indicates its price. You can easily find similar DACs on Amazon or Aliexpress but the price can vary from $5 to $20. The...

I have followed Amir's ASR posts and videos for a couple of years now with satisfaction. Recently, I've picked up on Erin's posts and channel for more of the same. Are there any other reviewers out there who use the Klippel test system for speakers and/or the Audio Precision system for resting...

Huh - the 555 is a "Large Dongle" ??? https://www.ap.com/blog/using-sound-cards-for-audio-measurement/ "APx500 software has supported the use of third-party ASIO audio interfaces since version 4.2. This was originally added at the request of manufacturers of these devices who wanted to be...