Key Features
◆ Signal source residual THD+N ＜ -108dB
◆ Analog Dual Channel I / O
◆ The AD2500 series is a basic model with high compatibility and scalability. Reserve 4 port slots, support BT, I²S, HDMI+ARC, PDM and other digital interface expansion
◆ Complete and powerful electroacoustic analyzer functions
◆ Code-free, complete a comprehensive test within 3 seconds
◆ Support LabVIEW , VB.NET , C#.NET , Python and other languages for secondary development
◆ Automatically generate test reports in various formats
◆ Support Dolby&DTS digital stream playback
Performance
| Analog Output | |
| number of channels | 2 channels, balanced / unbalanced |
| signal type | Sine wave, dual-frequency sine wave, out-of-phase sine wave, frequency sweep signal, noise signal, WAVE file |
| Frequency Range | 0.1Hz ~ 80.1kHz |
| Frequency Accuracy | ± 0.0003% |
| Residual THD+N | ＜ -108dB @ 20kHz BW |
| Flatness | ±0.01dB（20Hz—20kHz） |
| Output Voltage | Balance 0～21.2Vrms；Unbalance 0～10.6Vrms |
| Output Impedance | Unbalance 20ohm/50ohm/75ohm/100ohm/600ohm Balance 40ohm/100ohm/150ohm/200ohm/600ohm; |
| Analog Input | |
| number of channels | 2 channels , balanced / unbalanced |
| Maximum input voltage | 230Vpk |
| Input Impedance | Balance 300ohm/600ohm/200kohm; Unbalance 300ohm/600ohm/100kohm |
| Voltage Measurement Flatness | ±0.01dB（20Hz—20kHz） |
| Single Harmonic Analysis | 2-10 times |
| residual input noise | < 1.3 uV @ 20kHz BW |
| Maximum FFT length | 1248k |
| Intermodulation distortion mode | SMPTE、 MOD, DPD |
| Frequency measurement range | 5Hz ~ 90kHz |
| Frequency Measurement Accuracy | ± 0.0003% |
| Phase Measurement Range | —90°～270°，±180°，0～360° |
| DC Voltage Measurement | Support |
| AUX Module | |
| AUX Specification | High level 5V; Low level OV; Output default low level; Input default high level |
| Pin | PIN 1-8: IN or OUT 1-8; PIN 9: GND |
| Equipment Specification | |
| Operating temperature | —10°C～40°℃ |
| Shell Material | Metal Shell |
| Control Terminal | AOPUXIN KK Audio Analysis Software |
| Rated voltage | AC:220V±10%,50/60Hz |
| Rated power | 75VA |
| Dimensions (W x D x H) | 440mm×470mm×135mm |
| Weight | 9.8KG |