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Dongguan Aopuxin Audio Technology Co., Ltd
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Dongguan Aopuxin Audio Technology Co., Ltd

  • E-mail

    pur@apxbbs.com

  • Phone

    18002997919

  • Address

    13th Floor, Unit 1, Building 2, No. 5 Keji 2nd Road, Songshan Lake Park, Dongguan City, Guangdong Province (13th Floor, Building B, Southern Software Park)

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Spectrum analysis, octave band analysis, sound pressure level measurement instruments

NegotiableUpdate on 01/06
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Overview
AD2588 is a multi-channel precision testing instrument derived from AD2528. It is a true multi-channel audio analyzer. Equipped with standard 8-channel analog output and 8-channel analog input interfaces, it can achieve up to 8-channel parallel testing. The input channel can withstand a peak voltage of 160V, providing a more convenient and faster solution for simultaneous testing of multi-channel products. Production testing for multi-channel power amplifiers. In addition to the standard analog port, $r $nAD2588 can also be optionally equipped with various modules such as extended DSI0, PDM, HDMI, BTDUO, and digital interfaces.
Product Details

Opu New Audio Analyzer is a headphone production testing - factory direct sales

AD2528 is a high-performance, multi-channel precision testing instrument in the AD2000 series audio analyzer. It is designed to meet the diverse needs of users in the field of audio testing, with features of efficiency, flexibility, and precision.

AD2528 Audio Analyzer
Multi channel input artifact, retaining stronger expandability

频谱分析、倍频程分析、声压级测量仪器

Main functions and features

  1. Multi channel input/outputAD2528 supports 8 channels of simultaneous input, making it highly suitable for efficient testing on production lines and enabling easy implementation of multi-channel parallel testing. At the same time, the device also provides dual channel analog outputs and digital input/output ports, further enhancing its testing capabilities.

  2. Independent and flexible configurationUsers can flexibly choose extension modules such as DISO, PDM, HDMI, and BT DUO according to their actual needs to meet different testing scenarios and requirements. This flexible configuration makes AD2528 a highly adaptable audio analyzer.

  3. High precision testingThe key performance indicators of the equipment are good, such as residual THD+N of the signal source being below -106dB, ensuring the accuracy and reliability of the testing. Meanwhile, the analog input/output channels have extremely low flatness and residual THD+N, further improving the testing accuracy.

  4. Complete and powerful electroacoustic analyzer functionsAD2528 is equipped with a complete electroacoustic analyzer function, supporting the output and measurement of multiple signal types, such as sine wave, dual frequency sine wave, out of phase sine wave, etc. In addition, the device also supports fast and comprehensive testing, which can be completed within 3 seconds, greatly improving testing efficiency.

  5. Support multiple languages for secondary developmentThe device supports multiple languages such as LabVIEW, VB, C #, Python for secondary development, making it convenient for users to customize and optimize according to their actual needs.

key performance

Residual THD of signal source+N<-106dB

Simulate 8-channel output, 8-channel input, a true multi-channel audio analyzer

Support the expansion of complete and powerful electroacoustic analyzer functions through digital interfaces such as BT/HDMI+ARC/I2S/PDM

Code free, complete comprehensive testing quickly within 3 seconds

Support secondary development in multiple languages such as LabVIEW, VB, C #, Python, etc

Automatically generate test reports in various formats

Support Dolby&DTS digital streaming playback


Product Parameters


analog output
number of channels 2 channels, balanced/unbalanced
signal type Sine wave, dual frequency sine wave, out of phase sine wave, sweep signal, noise signal, WAVB file
frequency range 0.1Hz ~ 80.1kHz
Frequency accuracy Shi 0.0003%
output voltage Balance 0~21.2Vrms; Unbalanced 0~10.6Vrms
Residual THD+N <-117dB @ 22kHz BW; <-120dB @ 1kHz 2.0V
flatness 0.01dB (20Hz-20KHz)

Output impedance

平衡40 ohm/100ohm/150ohm/200ohm/600ohm
Unbalanced 20ohm/50ohm/75ohm/100ohm/600ohm




Analog input
number of channels 8 channels, balanced/unbalanced
Maximum input voltage 160Vpk
Voltage measurement flatness 0.01dB (20Hz~20kHz)
Single harmonic analysis 2 to 10 times
Residual input noise < 1.3uV @ 20kHz BW
Maximum FFT length 1248k
Intermodulation distortion mode SMPTE,MOD, DFD
Frequency measurement range 5Hz ~ 90kHz
Frequency measurement accuracy Shi 0.0003%
Phase measurement range -90 °~270 °, ± 180 °, 0~360 °°
DC voltage measurement support
input impedance Balance 300ohm/600ohm/200kohm;
Unbalanced 300ohm/600ohm/100kohm




digital output
number of channels Single channel (two signals), balanced/unbalanced/fiber optic
Non-equilibrium Standard SPDIF-EAIJ (IEC60958)
balance AES-EBU (AES3-1992)
optical fiber TosLink
sampling rate 22kHz ~ 216kHz
Accurate sampling rate ±0.0003%
signal type Sine wave, dual frequency sine wave, out of phase sine wave, sweep signal, noise signal, WAVB file

Signal frequency range

0.1Hz ~ 107kHz


digital input
number of channels Single channel (two signals), balanced/unbalanced/fiber optic
Non-equilibrium Standard SPDIF-EAIJ (IEC60958)
balance AES-EBU( AES3 - 1992 )
optical fiber Toslink
Voltage measurement range -120dBFs ~ 0dBFs
Voltage measurement accuracy < 0.0001dB
Residual input noise < -140dB

THD+N measurement

support


AUX module
AUX specifications High level 5V; Low level 0V; Output default low level; Enter default high level
PIN pin PIN 1-8:INOrOUT 1-8; PIN9:GND






Specifications
Operating Temperature -10°C~40°C
Shell material metal casing
control terminal Op New KK Audio Analysis Software
rated voltage AC:100V~240V
rated power 160VA
Size (WXDXH) 440mmx470mmx135mm












频谱分析、倍频程分析、声压级测量仪器