Buy on Amazon : br APPJ PA0901A 6N4 6P14 Mini tube Amplifier Silverbr br A minimalist integrated amplifier with one pair of RCA inputs br Passive volume control to attenuate the output of its enhanced classical tube circuit comprised of a 6N4 twin triode feeding a single 6P14 per channel br Advanced switching power supply to deliver a 35 watts output per channel br Tubes Driver - 6N4 Power - 6P14 br ColorSilver