Make impulse and phase measurements with your Audiofrog UMI-1 Microphone kit!
Audiofrog’s new USB-Duo 2-channel sound card with dual microphone inputs makes high quality recording and dual FFT analysis simple and compact.
Works with Audiofrog’s UMI-1 for analysis and with BHM-1 for binaural recording.
Oh, it works with other prepolarized condenser microphones too.
There are lots of choices and even more opinions about which crossovers are the best. Arguments for and against the various slopes and alignments often include all kinds of crazy suppositions about the effects of phase shift, arguments that purport a gradual roll off to be
I’ve written a tuning process with some additional explanations. You can download that document on the Testgear section of this site. It’s called “A Straightforward One Seat Tuning Process and Some Notes About Why it Works”. In it, I suggest a process that can be used
Few specs are as poorly understood as amplifier damping factor. The suggestion in the spec is that the closer to a short circuit the amplifier’s output appears to the speaker, the better the amplifier’s ability to control the unwanted motion of the cone when the signal
