Expand Your Audio Development Skills with audioXpress March 2025

audioXpress March 2025, focused on Test and Measurement and audio electronics, explains how to test Power Amplifiers, and how to measure HDMI Audio. Explore the possibilities of George Ntanavaras' SL-100 Sound Level Adjuster and Tom Perazella's Reinforced Speaker Protection solution. Read the interview with Mike Engelhardt, explaining everything about audio THD with QPSICE circuit simulation. Brian Lowe concludes its article on Op-Amp for Phono Preamps, and much more.

Primacoustic has introduced the PrimaPro Calculator, a user-friendly, step-by-step tool that takes the guesswork out of an acoustic treatment project. The PrimaPro Calculator app was designed to suggest the best-suited acoustic treatment products based on application and dimensions, and will make it easy to explore the possibility of starting an acoustic treatment project, or expanding existing installations.

IsoAcoustics, the Canadian manufacturer of acoustic isolation products for home and professional speakers, has released a new Online Calculator tool to help anyone find the right IsoAcoustics isolation products. The new IsoAcoustics Calculator tool includes over 3,000 different models of speakers, studio monitors, amplifiers, turntables, and more. If a model is not listed in the Calculator, the wizard will ask a few questions depending on the application and then make a product recommendation.

Primacoustic announced the launch of their new website featuring a streamlined user experience that customizes to the individual user’s needs, a brand new blog section announcing the latest product news and featured applications as well an extensive library of educational resources. The site retains the very popular online room calculator/quote feature from the previous site.