Like the vast selection of speakers and music in the world, there are many flavors in the world of hifi electronics. There are amplifiers that employ vacuum tubes in the circuitry, some that use only solid state devices in their circuit, and sometimes designers mix the two together. Which one is best? We’ll let you decide. And then there are other choices: go with separate components or with integrated amplification? And some amplifiers have multiple choices in a single chassis such as digital to analog conversion for your digital audio sources, a phono preamplifier for your turntable, and some even include an headphone amplifier.