Christian Svedin checks out Analoguetube's new tube mic pre amp AT-4 β  Beta The AT-4 β Beta mic pre shares a few common features with the classic AT-3 but as you will see, not all that meets the eye for this beautiful sounding mic pre amp is the same .. The AT-4 is gain active between both triodes 7025 tubes and employs negative feed-back in the amplifing stage, providing improved stability and a very linear frequency response, reduced distortion and lower THD. The AT-4 offe

Abbey Roads latest behind-the-scenes room tour sees us step inside Room 30, home to engineers Frank Arkwright and Miles Showell. Including Miles Showell's GOLD AT-101 stereo limiter by Analoguetube