borham

Responses from borham

Re Tubing Audio Research VT200
Recently I had the opportunity to listen to amplifiers using El34 and others using Kt90 ,...I notice they have the "same" signature : beatfull mid/high, lots of air and tonal equilibrium, mid/low attack , to be short : a lot of musicallity.I have ... 
KT120 in Audio Research Pre-amp?
Midcall and other forum colleagues:Sorry not being able to help with KT120 in Ref3.However I wonder how could you replace 6550 by Kt120 ( and perhaps nowadys by Kt150) in you Vt200?Which mods have you done? Were they safe? And sound wise, did it i...