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Re: Identify Amp/Determine Output


Put a 1k sine wave through the amp, scope the output. Turn it up till you see it clip, measure the voltage, square that and divide by nominal impedance of your load. Bingo, there's your wattage (at least into 1k).


Whether the amp will sustain that wattage for any length of time is dependent on the amp, the heat dissipation, and how big of a load it is.