Keithley 2015 THD measurement on Leak Stereo 70 & NAD 3120
I demonstrate the sine wave generator and THD (Total Harmonic Distortion) function of the Keithley 2015. Then I take some measurements on the Leak Stereo 70 & NAD 3120. These readings simply serve as a metric to be able to compare amplifiers - they certainly do not indicate which amplifier will sound best (my favourite has the worst figures) and you certainly wouldn't buy an amplifier because of its THD figures. Please SUBSCRIBE to my channel.

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