Loudspeaker Impedance, Series & Parallel Connection Basics
This article discusses Loudspeaker Impedance and the load an amplifier sees if you wire speakers in series or parallel. We discuss the math and expected SPL differences as well as pros/cons of each.
A New Way to Think About Room Acoustics
I often have people ask me some very basic overall questions about the acoustical design of a room, such as: how much will it cost, what will it look like, how much better is it going to sound? …
Switching Amplifiers: The Technology and the Issues
This article started because a good friend of mine dropped a Panasonic SA-XR50 switch-mode amplifier to me for some basic bench test. This article will NOT be a review of that unit, but an…
A Practical HDMI Cable Solution & Installation
Every house I've ever purchased, built and lived in all had one thing in common. A room built for Home Theater. Regretfully I had to sacrifice that in this house and after a long debate with my…
Inductor Coil Crosstalk Basics
As a fledgling electronics buff I gathered together the usual hodgepodge of spare parts, old TV's and all the other electrical odds and ends that youngsters bitten by that particular bug seems to…
Switching Amplifier (Class D) Basics
Just today I read on an internet forum a post by a "hot" new manufacturer of class D amplifiers saying that "the only way to solve the interference problem is to put the amplifier in a completely…
HDMI Fiber Optics & Copper Cable Considerations
When it comes to HDMI / DVI connectivity, you have two choices: Copper or Fiber Optics. Which is right for you? As digital displays become more popular, and more people understand that a DVI or HDMI…
Impact Acoustics Interview on the RapidRun Cabling System
We were absolutely stunned by the very innovative and practical new cable product Impact Acoustics announced at CEDIA this year - the RapidRun. So much so in fact that they recently received our …
Bass Traps for Home Theater - Not Just for Fisherman!
How can you deal with bass problems in small rooms to provide a more uniform response for each listening seat? Passive room treatments such as bass traps is one way which we discuss here.
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