High-fidelity sound systems have an incredible effect on music. Whether you're the type that enjoys creating awesome music using a vintage guitar amplifier with that 1960s or 1970s vibe, or someone who prefers kicking back and listening to your favorite sonic masterpieces on a classic stereo or through pristine headphones, the Raytheon 6CG7s are for you. An amazing preamp tube, the Raytheon 6CG7 is prized for its unmatched clarity and smooth sound. Audiophiles especially enjoy the immaculate detail that these tubes provide. They let you pick up on subtle nuances in songs that most people miss. Raytheon 6CG7s create a superior listening experience for genres as varied as jazz, classical, and electronic, not to mention unforgettable rock and blues.