How to make a FRD file – using ARTA software
How do I generate a file with the FRD extension? If you have done frequency response measurements before, learning how to make a FRD file should be a piece of…
Baffle step calculator – with circuit examples
How to compensate for diffraction gain? To simplify things, you can use a baffle step calculator, devise a simple circuit, and reduce the boost in higher frequencies caused by the…
Loudspeaker step response measurement and explanation
Step response in audio The loudspeaker step response is a plot derived from the impulse response, and holds useful information regarding the quality of the loudspeaker. The step response is…
How to measure distortion in audio systems
THD measurement using Room EQ Wizard You can easily learn how to measure distortion in audio systems with the help of some basic affordable equipment and free software. You can…
Ladder delay network using SoundEasy
What is a ladder delay network? A ladder delay network or a lattice delay network is a compensation network that doesn’t affect the amplitude response, but alters the phase and…
Speaker lobing calculator – Polar response
When is speaker lobbing encountered? Speaker lobbing is a phenomenon which appears when there are 2 ore more speakers, that play the same frequency, and are of certain distance apart…