Cool question!   My biggest hit was for my Sequerra PA-1 preamp, which definitely moved the system forward.  My Wavelength Triton Sig 300B SET monoblocks were the next most spendy, at about 1/2 what I laid out for the preamp.   They've actually had the most dramatic impact of any gear I've...

Hi all, I currently have an ASL MG Head OTL Mk III, with RCA Black Plate 5751 and EL84s. This worked well with my former HD650s and ATH w1000s, but not so good with the GS 1Ks. Bass depth is good, but not as articulate as I would guess the cans are capable of. The effect is worse in OTL...