A Speaker Maker's Journey

I recently solved a problem in reusing an Anthem AVM 50 home theater processor with modern 4k/8k video standards.  The solution I found was ...

 I've lived with EcoFlow generators for over a year now and I have thoughts.  For me the hardware has been reliable, the real big issue...

A question on Audiogon about using completely independent ground for audio gear.  The question I was asked was:  Can you explain to me why ...

 This is a simulation of my recently completed 3-way speakers with the midrange inverted.   

I wrote a long article on EPDR , but realized I needed to simplify it for non technical readers. Here it is.  SOA  Amplifier output transist...

Basics of Hard to drive Speakers Basics of Hard to drive Speakers ...

EPDR is Not What I thought EPDR is Not What I thought Author ...