There's also a possible bug in the software concerning some inconsistency in how the front‑panel controls are handled. A slightly lingering touch on the Limiter or Expander/Gate processor buttons causes the Next Page button to illuminate and the menu pages to cycle around at break‑neck spe...
A single Bypass button works on both the expander and compressor sections, and both channels may be linked for stereo operation using the Stereo Couple button. In Use I know a lot of engineers who love the dbx sound for treating bass guitars, and the 266XL doesn't disappoint in that area...