With active subwoofers demanding typical power levels up to 500W, building the amplifiers to meet the requirement is not without difficulty. Consider using a 50% efficient Class AB amplifier, and it’s ...

In audio applications there is a trend towards Class D audio amplifiers as replacements for traditional Class AB electronics. The main driving forces are improved efficiency and space savings.

[Boolean90] needed an amplifier for a subwoofer, and had a lot of parts sitting around in a scrap bin. His project, a Class D sub amp made out of scrap, is a great example of what you can build with ...

Here's an amplifier that offers loads of power-we're talking bulk, economy, warehouse club power here! The price looks good and it's supposed to be an efficient Class D design, so let's take a look at ...

Let’s get something straight right up front: this isn’t much of an electronics project. But it is a very artistic 3D printing project that contains some electronics. [Sjowett] used an off-the-shelf ...

Digital is planning its first Class D amplifier and preparing multiple upgrade options for its existing flagship Casablanca III HD preamp/surround processor. The card-upgradable Casablanca, whose base ...

JL Audio has unveiled a new series of mobile audio amplifiers, dubbed “JX”, aimed at entry-level customers seeking high quality audio. JL Audio will begin shipping to authorized dealers in November, ...

Sony announced two Digital Link Sound Systems that add-on iPhone/iPod integration and enhance the audio quality of factory head units. The XDP-PK1000 is an all-in-one five piece package which includes ...