Direct Answer • Key Takeaway
For Stereo Operation in the Bridged Mode, a Second Power Amplifier Can Be Driven from the D540’S Pre-out Jacks. the Proton D540 Is Rated to Deliver 40 Watts into 8-Ohm Loads from 20 to 20,000 Hz with No More Than 0.02 Percent Total Harmonic Distortion.