I have another one of these for sale and the pre amp, all untested. If you know how to test and have the correct cables you can test at collection from Leicester, UK. The item "The Quad II Monophonic Valve / Tube Power Amplifier Monoblock 11 KT66 #0022" is in sale since Saturday, November 2, 2019. This item is in the category "Sound & Vision\Home Audio & HiFi Separates\Amplifiers & Pre-Amps". The seller is "g7trader" and is located in Leicester.This item can be shipped worldwide.