SMD DD-1+ Steve Meade Designs Amplifier Signal Distortion Detector Plu — Big Jeff Online Inc
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Free shipping with delivery in 2-4 days See details



SMD DD-1+ Steve Meade Designs Amplifier Signal Distortion Detector Plus OPEN BOX

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Original price $378.74
Original price $378.74 - Original price $378.74
Original price $378.74
Current price $245.42
$245.42 - $245.42
Current price $245.42
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  • Open-box items are not subject to returns.
  • They are sold "As Is".
  • All requests for returns will not be accepted.
  • Surface Scratches and Scuffs, Missing CD

SMD DD-1+ Steve Meade Designs Amplifier Signal Distortion Detector Plus OPEN BOX

  • Open-box items are not subject to returns.

  • They are sold "As Is".

  • All requests for returns will not be accepted.

  • Surface Scratches and Scuffs, Missing CD

This Listing Includes:

  • (1) The Distortion Detector PLUS (DD-1+)

  • (1) Harness

Elevate your car audio setup with the SMD DD-1+, Steve Meade Designs' Amplifier Signal Distortion Detector Plus. This tool ensures precise gain adjustment, safeguarding your amplifier and speakers from potential damage due to excessive volume. With a continuously variable gain overlap setting from 0.0dB to 15.0dB, the DD-1+ optimizes system performance while minimizing unwanted noise. Detect distortion caused by poorly designed equipment with the Patent Pending Distortion Detection system. 


  • Sets audio system gain overlap, continuously variable from 0.0dB - 15.0dB in 0.1dB steps

  • Checks gain overlap of an audio system without making any adjustments to the existing settings

  • Verifies that the gain overlap of an install hasn't been tampered with after install

  • Features our Patent Pending Distortion Detection system plus digital microcontroller and our proprietary firmware

  • 200V maximum input (same as DD-1 HV)

  • Quasi-RMS voltmeter (can detect clipping at any frequency)


  • Distortion Detection trigger level More Than 1.0% Harmonic Distortion

  • The guaranteed operating range of the input signal is 1.2Vrms - 200Vrms. (40,000 Watts at 1ohm) Auto ranging

  • Low Battery LED trigger battery voltage Less Than 6.5Vdc

  • Auto-shutoff timer 8 - 10 minutes after ON button is pressed

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


  • Length: 9 

  • Width: 6

  • Height: 2

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Shipped orders that are returned by the shipping company due to an
insufficient address or an undeliverable address will be refunded less a
20% restocking fee.

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