Share your "before and after" THD graphs below. If you need specific voltage readings for transistor Q7 (the infamous 2N3904 buffer), leave a comment.

: The unit displays the Neutrik logo, software version, and internal clock.

Because the A2 is often used in high-traffic environments, the front-panel XLR connectors can suffer from loose solder joints or oxidized contacts. Neutrik A2 Service Manual