Comes with Stock McIntosh Tubes. The preamp section is tube. The item "McIntosh MA-252 (Tube Integrated)" is in sale since Thursday, October 8, 2020. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "le_336" and is located in Woodinville, Washington.