After few evenings of reading and deciding I have ordered DACport LX, designed and assembled in USA!   Thank you for your help!

http://centrance.com/products/dacport/   "DACport and DACport LX are designed and assembled by CEntrance in USA. When you purchase a our products you are bringing manufacturing jobs back to America. Thank you for your support!"

I am leaning towards Firestone ILoveTW USB DAC. I see it on sale for $262. Any other you recommend in this price range?

Are there any made in USA USB DACs? My second option would be made in Europe.     Thank you!

Thank you all for the help.   I will stick with my old and not so trusted (due to the age of it, not sure how good the capacitors are & the input selector is shot, makes all kinds of noise when touched) Yamaha C-4 preamp. I either fix it or replace it with a passive attenuator.

The power amp does not have a gain control.    Based on what you are saying the best options are:   - DAC with gain control on line out - DAC and add a passive gain control   In theory both options should be equal, correct?

Hello, I need to connect a power amp (http://www.nhthifi.com/ServiceCenter/Power-2) to my computer (Mac) via USB DAC.    I have seen several kinds of DACs   - with headphone out & volume regulator - with headphone and line out & volume regulator for both   Can I use both kind of...