Model / Type 6L6GC STR (Beam Power Tetrode). The 6L6 is one of the most storied power tubes in audio history. The STR designation indicates a Special Tube Request specification, built to tighter tolerances for demanding applications.
Model / Type 6L6GC STR (Beam Power Tetrode). The 6L6 is one of the most storied power tubes in audio history. The STR designation indicates a Special Tube Request specification, built to tighter tolerances for demanding applications.