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E-mail
pur@apxbbs.com
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Phone
18002997919
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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)
Product Categories
Dongguan Aopuxin Audio Technology Co., Ltd
Three interfaces/216kHz sampling/ultra-low frequency noise
NegotiableUpdate on 01/06
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Overview
Professional digital IO expansion module, supporting AES-EBU/IEC60958/optical fiber the third mock examination interface, sampling rate up to 216kHz, bottom noise as low as -140dB! Adapt to R amp; S. AP and other mainstream audio analyzers have added 6 testing modes including sine wave and sweep signal, supporting THD+N precise measurement. Modular design plug and play, helping to increase R&D testing efficiency by 50%!
Product Details
1、 Product Details Display
Interface matrix: Clear display of balanced (AES-EBU), unbalanced (IEC60958), optical fiber (Toslink) the third mock examination interface layout
Process detailsMetal shielding layer close-up/gold-plated connector macro lens, reflecting anti-interference design
Actual testing scenarioOnline testing diagram with R&S audio analyzer, labeled with low-noise measurement waveform
2、 Core performance advantages
| dimension | parameter | Scenario Value |
|---|---|---|
| sampling rate | 8kHz-216kHz | Accurately capturing the details of ultrasonic frequency bands and adapting to audio research and development |
| precision | ± 0.0003% sampling rate error | Laboratory level frequency response testing is more reliable |
| noise control | <-140dB residual noise | Weak signal detection with a 40% increase in signal-to-noise ratio+ |
| delay | <1ms end-to-end transmission | Real time audio monitoring with no perceptual delay |
| compatibility | Supports 6 types of signals | One machine meets the requirements of frequency scanning/distortion/frequency response testing |
3、 Professional grade material analysis
shielded layerAviation grade aluminum alloy+conductive oxide layer, blocking electromagnetic interference
connector24K gold-plated contacts ensure stable signal after 10000 insertions and removals
PCB6-layer impedance control board, high-frequency signal transmission without attenuation
4、 Equipment performance
| digital output | |
| number of channels | Single channel (2-channel signal), balanced/unbalanced/fiber optic |
| Non-equilibrium | Standard IEC60958 |
| balance | Standard AES-EBU |
| optical fiber | Toslink |
| sampling rate | 8kHz~216kHz |
| Sampling rate accuracy | ±0.0003% |
| signal type | Zhengxuan wave, dual frequency sine wave, out of phase Zhengxuan wave, scanning signal, noise signal, WAVE file |
| Signal frequency range | 5Hz~107kHz |
| digital input | |
| number of channels |
Single channel (two channel signal), balanced/unbalanced/fiber optic |
| Non-equilibrium | Standard IEC60958 |
| balance | Standard AES-EBU |
| optical fiber | Toslink |
| Voltage measurement range | -120dBFS ~ 0dBFS |
| Voltage measurement accuracy | ∠0.001dB |
| Residual input noise | ∠-140dB |
| THD+N measurement | support |
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