Groove Tubes GT67 In The Room

Artpro MPA2 Tube Preamplifier using the mid/side matrix built in to drive a vintage GT67 (figure 8) and an older version AKG C1000S (cardioid) on a 1970's fiberglass kit. Just the room microphone on this take with more coming in a feature we are calling 20th Century Digital, release this month.