In Music, AMP Means amplifier, or amplifier for electronic sound reinforcement, musical instruments, pickup capitalism, such as electric guitars, guitar bass, violins, and ... can be used.

combos in mainly has two electrical circuits to name the manufacturer of the sound (Pre Amp) and the amplifier of the Sound (Power Amp). Of the most important components in the sound quality of a very important there is a lamp vacuum.In the past, in all combos of bulbs, a vacuum was used but with the passage of time and the Emden capacitor. perfect for a lamp, a vacuum to the field names for that in terms of the cost of the very top of the lamp, a vacuum. But the sound produced from the capacitor, never the quality of the sound produced by the lamp, a vacuum would not, and why, in many cases, a professional from the same lamp, vacuum, used.