More often than not a question pops up in our forum about speaker impedance and the result of connecting multiple speakers to a single amplifier. Thus we have prepared this introductory tutorial to ...

The circuit was designed to produce high quality and powerful audio amplifier that would provide 60W-90W power output. MPSA43 – NPN high voltage transistor with low current and high voltage used for ...

The switching amplifier, or class D amplifier, has risen quickly to prominence in consumer audio applications, from MP3 devices including mobile phone handsets to games consoles, LCD-TVs, and home ...

This is a simple circuit which I built to one of my audio amplifier projects to control the speaker output relay. The purpose of this circuit is to control the relay which turns on the speaker output ...

I understand that connecting multiple speakers to the same ouput on your amp will eventually lead to either a blown speaker or a blown amp. What I don't quite understand is why.<BR><BR>If you look at ...

At $1,999, the Technics HA-507 is a pure analog headphone amplifier and preamplifier with a balanced/dual mono configuration. Although TEAC’s Reference 500 series includes UD models that combine both ...

The Emotiva XPA-2 is a two-channel amplifier is one of the most powerful, highest value amplifiers we've reviewed to date. It is a lone wolf in a pasture of sheepish amplifiers. Power output: 250 ...