Calculate the ac power delivered to the 8-Ω speaker for the circuit shown above. The circuit component values result in a dc base current of 6 mA, and the input signal (Vi) results in a peak base ...

The topic of speaker power handling has been addressed several times here at Audioholics, but I wanted to make things a bit easier to understand. There was a superb three-part series done in 2008 by ...

Learn how power amplifiers work, the common types, and what to lookout for when shopping for amps. You have to find out if the amplifier is a Class A/B analog amp or a Class D digital amplifier before ...

French hi-fi maker Elipson has officially launched its brand new Reference Series pre and power amplifiers. Unveiled at last month's High-End Munich show, the Reference Series P1 Pre-amplifier and ...

Impedance mismatch in a circuit results in energy being reflected back to the source, reducing the amount of power available to the load and possibly causing damage to the power source. Matching the ...

British hi-fi brand Quad has revealed reimagined versions of two of its most beloved separates: the 33 preamplifier and the 303 stereo amplifier. Designed to work in tandem or independently from each ...