. . .uses the 6C3P and 6C45P-E tubes that Lamm introduced in his reference phono stage, the three-chassis LP1Signature. It also uses circuits introduced in Lamm's ML2.2 and ML3 amplifiers, along with a new material for its circuit boards. Gain is slightly greater than that for the LP2, 60dB for the moving-coil input and 40dB for the moving-magnet.