Before revision: Tube amplifiers Vacuum tubes were the dominant active electronic components in amplifiers from the 1930s through the early 1970s, and tube amplifiers remain preferred by many musicians and producers.
After revision: However, amplifiers' tone mainly come from the order and amount in which it applies EQ and distortion URLTube amplifiers Vacuum tubes were the dominant active electronic components in amplifiers from the 1930s through the early 1970s, and tube amplifiers remain preferred by many musicians and producers.