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Returnable until Jan 31, 2027 Learn more
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At a glance
- Condition
- New
- Model
- DD-1
- Dimensions
- 7.3 x 5.8 x 1.5 in
- Maximum Supply Voltage
- 9 V DC
- In the box
- Protective Silicon Rubber BootCalibrated Test Tone CDHarnessUser Manual
- Warranty
- 6-Month Limited Warranty
Features 5
- Accurate Distortion DetectionThe DD-1 Distortion Detector can accurately detect signals with harmonic distortion exceeding 1.0%. This helps installation personnel easily and quickly adjust the gain of the audio amplifier to match the output level of the source device. It can also be used to detect audio signal distortion caused by poorly designed or faulty audio equipment.
- Gain Setting Quickly set head unit, processor, preamp and amplifier gains for a properly matched car audio system to reach its maximum clean power without relying only on guesswork.
- Wide Input RangeSupports input signals from 1.2Vrms to 125Vrms with autoranging capability, handling amplifier signals up to 15,000 watts at 1 ohm. Suitable for testing a wide range of car audio equipment from head units to high-power amplifiers.
- LED Indicator Features dedicated LEDs for Power, Signal, Distortion, 1kHz Detect, 40Hz Detect, and Low Battery. Signal Present LED triggers at 750mVrms, and Low Battery LED activates below 5.6Vdc for convenient status monitoring during installation.
- DD-1 Distortion Detector Kit9V battery powered for electrical isolation from vehicle charging system noise. Includes RCA input, protective silicone rubber boot, calibrated test tone CD, test harness, and owner's manual
Description
DD-1 Distortion Detector – Audio Amplifier Gain Setting Tool for Car AudioThe DD-1 Distortion Detector is a practical tool for car audio tuning, designed to help users identify a clean signal and set amplifier gain with greater accuracy. Instead of relying only on listening or estimation, this distortion detector provides a visual indication when harmonic distortion is detected, making it easier to establish a consistent starting point for audio system setup.Key FeaturesVisual Distortion Detection: Clearly indicates when harmonic distortion above 1.0% is detected, helping users set amplifier gain more accurately.Supports Multiple Test Signals: Works with 40Hz and 1kHz test signals for different tuning applications.100% Analog Circuitry: Provides reliable distortion detection without digital processing delays.Autoranging Input: Supports input signals from 1.2Vrms to 125Vrms for flexible system compatibility.Signal & Battery Indicators: Includes a signal-present indicator and a low-battery reminder for convenient operation.Compact & Portable Design: Easy to use during car audio installation, system setup, and amplifier tuning.Protective Silicone Boot: Helps protect the tester during handling and installation.Automatic Shut-Off: Helps conserve battery power when the unit is not in use.Power Source: Operates on a 9V battery.RCA Input with Included Harness: Allows quick connection to car audio systems.The DD-1 Distortion Detector helps car audio enthusiasts and installers find the maximum clean volume of a head unit and adjust the gain of different amplifiers. During tuning, a 40Hz test signal can be used for subwoofer amplifier setup, while a 1kHz signal is suitable for adjusting full-range amplifiers. This allows users to evaluate the signal at different stages of the audio system and adjust amplifier gain based on detected distortion.With its autoranging input design, the DD-1 supports a wide input range from 1.2Vrms to 125Vrms. Its distortion detection circuit is designed to detect harmonic distortion above 1.0%, providing a clear visual reference during amplifier gain adjustment. The signal-present indicator helps confirm that the test signal is being detected, while the low-battery indicator provides a reminder when battery voltage is low.Whether you are setting up a subwoofer amplifier, adjusting a full-range amplifier, finding the maximum clean volume of a head unit, or checking for signal distortion, the DD-1 provides a straightforward solution for car audio tuning and amplifier gain adjustment.
Specs 14
| Item dimensions L x W x H | 7.3 x 5.8 x 1.5 inches |
|---|---|
| Manufacturer | pinponpro |
| Maximum Supply Voltage | 9 V DC |
| Minimum Supply Voltage | 9 V DC |
| Brand | pinponpro |
| Item Dimensions | 7.3 x 5.8 x 1.5 inches |
| Model | distortion detector |
| Brand Name | pinponpro |
| Number of Items | 1 |
| Unit Count | 1 Count |
| Item Highlight | Replacement for SMD，1.2–125 Vrms autoranging,100% analog circuitry,RCA input connector,40Hz and 1kHz detection,LED light |
| UPC | 757939519454 |
| Number of Packs | 1 |
| Part Number | DD-1 |
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Frequently asked questions
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