Ampeg celebrates 50 years of its iconic SVT model. Completely handcrafted in America, it replicates the look of the original, adding modern features like an XLR output and SpeakOn, bias adjustment, and Ampeg Super ValveTM 6550 tubes. Preamp Tubes: Premium JJ (5 x 12AX7). Driver Tubes: Premium JJ (1 x 12AX7, 2 x 12AU7). Tubes Power Section: Ampeg Super Valve (6 x 6550). Power: 300W RMS minimum continuous @ <5% THD into 2 or 4 ohms. Maximum gain: 78 dB @ 1 kHz –3 dB @ 20 Hz and 15 kHz. It has 2 channels: Channel 1: Original 1969 SVT "Blue Line" (bridgeable). Channel 2: Inspired by the SVT 70 Magnavox series (bridgeable).