@mazikrav - "Only a bottom feeder’s personal journey. It might be interesting to hear how others have reached the rarified air of electronics worthy of Tekton Design."
Actually, aside from the comments about the Dynaco 70, I think this thread shows you can use just about any amp with the Double Impacts and get respectful sound. For instance, I tried a cheap Chinese SET with my Impact Monitors and was very pleased with what I heard.