Power amplifier: front stage, rear stage, pure rear stage, combined typeFor power amplifiers, there is a concept of pre-amplifier, post-amplifier, pure post-amplifier, combined type, etc. Many people can't tell the type of front and back stage power amplifiers, and don't know which one
What is a pre-amplifier and what is a post-amplifierWhat is an amplifier?Amplifiers, to be precise, are receivers and loudspeakers. English is Receiver, which means to receive audio and video signals and process them to obtain better audio and video effects and output them to video equipment (TV, pr
Characteristics of active speakers and passive speakersActive speakers, that is, from the outside, do not need external power amplifier drivers, and do not need speaker cables. In fact, the post-stage power amplifier is built into the box, and the power cord is directly inserted into the back of the
Audio knowledgeFor any audio equipment, no matter home or car audio, the part about signal control is extremely important. In recent years, in the high-end audio industry, especially the so-called Hi-End level system, there is a trend of gradually simplifying the preamplifier to pursue the effect of
Active speakers change the way you listenNowadays, the ways of listening to music are becoming more and more diversified. It is no longer the era of only CD records, vinyl records or radio. There are countless tools for accessing music in daily life, such as portable devices such as mobile phones or