AD1000-4 electroacoustic tester is specially designed for acoustics professionals, using industrial grade hardware architecture to ensure long-term stable operation. The device supports multi-mode testing (such as sine wave, powder noise, pulse response), covering the entire process of acoustic research and development, production quality inspection, and after-sales maintenance. Through precise data analysis and intuitive curve display, it helps users quickly locate problems, improve product yield and user experience.
AD1000-4 is launched by Dongguan Aopu New Audio Technology Co., LtdFour channel high-precision electroacoustic testerSpecially designed for acoustic research and development, quality control, and production testing scenarios. Equipment IntegrationBroadband response analysis (20Hz-20kHz)、Low noise floor (-120dB)、Multi channel synchronous testingWaiting for core technologies to supportTHD+N distortion analysis, impedance testing, frequency response curve drawingBy waiting for full parameter detection, it can accurately capture subtle defects in audio equipment, replacing traditional manual listening detection and increasing efficiency by more than 50%.

Product advantages:
Accurate and efficient± 0.05dB measurement accuracy, 4-channel independent parallel testing, meeting the detection requirements of complex acoustic systems;
Smart and convenientOne click generation of professional test reports, supporting USB/HDMI/PDM interface expansion, compatible with mainstream audio protocols;
widely usedSuitable for the entire process of research and development, production, and after-sales service of acoustic devices such as speakers, microphones, headphones, and smart speakers;
Service GuaranteeProvide free on-site installation and debugging, lifelong technical support, and customized feature development services.
Equipment performance
analog output
|
| number of channels |
2 channels, balanced/unbalanced |
| signal type |
Zhengxuan wave, dual frequency Zhengxuan wave, out of phase sine wave, square wave signal, sweep frequency signal, noise signal, WAVE file |
| frequency range |
2Hz ~ 20kHz |
| output voltage |
Balance 0~1Vrms; Unbalanced 0~1 Vrms |
| flatness |
±0.1dB (20Hz ~ 20kHz) |
| Residual THD+N |
∠-103dBu @ 1kHz 1.0V |
Analog input
|
| number of channels |
4 channels, balanced/unbalanced |
| Voltage measurement range |
Balance 0~1.2 Vrms; Unbalanced 0-1.2Vrms |
| Voltage measurement flatness |
±0.1dB(20Hz~20kHz) |
| Single harmonic analysis |
2 to 10 times |
| Residual input noise |
<-108dBu @ 1kHz 1.0V |
| Maximum FFT length |
1248K |
| Intermodulation distortion mode |
SMPTE,MOD,DFD |
| Frequency measurement range |
10Hz ~22kHz |
| digital output |
| number of channels |
Single channel (two signals), unbalanced |
| Output standard |
Standard SPDIF-EAIJ (IEC60958) |
| sampling rate |
44.1kHz ~ 192kHz |
| Sampling rate accuracy |
±0.001% |
| signal type |
Sine wave, dual frequency sine wave, out of phase sine wave, swept frequency signal, square wave signal, noise signal, WAVE text |
| Signal frequency range |
2Hz ~ 95kHz |
digital input
|
number of channels |
Single channel (two signals), unbalanced |
Output target vertebrae |
Standard SPDIF-EAIJ (IEC60958) |
Voltage measurement range |
-110dBFS ~ 0dBFS |
| Voltage measurement accuracy |
< 0.001dB |
THD+N measurement |
support |
Specifications
|
| Operating Temperature |
-10°C ~40°C |
| Shell material |
metal casing |
| control terminal |
Op New KK Audio Analysis Software |
| rated voltage |
DC:12V |
| rated power |
24VA |
| Size (W × D × H) |
485mm×170mm×55mm |
| weight |
1.6kg |
