Steve Meade Designs SMD DD-1+ Distortion Detector Plus

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The distortion detection circuitry is 100% analog, digital micro-processing system used for display and calculation of overlap.

Distortion Detection trigger level 1.0% Harmonic Distortion.

3 stage autoranging for wide range of input signal from 1Vrms200Vrms. (40,000 Watts at 1 ohm).

Auto-shut off timer 8 – 10 minutes after ON button is pressed.

Battery self-test and display of condition when DD-1+ is initialized.