Dynaco Pas 4 Preamplifiers

I've been using PAS-4 for about 18 years. Never failed me.

I urchased this PAS-4 new from J & R Music World back in March 1997 for $ 500.00 exactly 15 years ago. The unit has been making beautiful music in my system since then. The fit and finish is very good, and the innards are neat and well made. One of my...

Have tried quite a few preamps., both S.S. and tube, e.g. Audio Research and B.A.T.. The PAS-4 is a well designed and built preamp. that sounds great as is. However, get rid of the 6922s in the line section, replace with a matched pair of Russian...

Had a Superphon pre for 14 years - wondered what I was missing in tube pre's. Bought a vintage PAS-3 - tho lacking alot, the midrange was alluring.

Smoothness,finess, and good detail are what I like about this used Preamp I bought. I haven't changed tubes yet but soon to be done. Well currently I am using a Sony XA7ES CD player for the front end, Sonic Frontiers SFM-75 Tube Mono Blocks with KEF...