pseudo-, quasi- semi- and. Pseudo- comes from the Greek for false/lie and refers particularly to something not genuine. Quasi- comes from the Latin for almost and refers to something that is almost something else. Semi- is the Latin for half and refers to something that is half-something else In late usage, however, all three have been used to mean sort-of-.
2 Channel Amplifiers. 2 channel amps, or stereo amplifiers, are simple solution for upgrading a car audio/stereo system. As a general rule, 2-channel amps are intended to output sound that can be faded between a left speaker and a right speaker, however; many stereo amplifiers can be to power a car subwoofer. Recently Viewed.
A single channel amplifier has one terminal that distributes power to a speaker, while a two channel amplifier has two terminals that distribute power. Likewise with 4 and 5 channels amplifiers, itâs the number of routes available for information or power to flow.mplifiers often give their power ratings at 2 ohms and 4 ohms. You will notice that the power rating at 4 ohms is less than the power rating at 2 ohms, or even 1 ohm on some amplifiers. The goal is to buy an amplifier and subwoofers that will give you the most power when you wire them together.