Here is the link to a sale for an Audio Research SP16L (Line Stage Only) PreAmp on Audiogon. Uses 12AX7's for the tubes. Great front end PreAmp at a great price. Sale ends in 12 hours!!!
Has HT Bypass, Remote Control, Two Pre Outs, and four line level inputs.
For those of you looking to add Tube front end with a SS amp, this is a very nice sounding Pre.