ampconnect isc
ampconnect iscis a complete, self-contained audio measurement interface which provides a complete solution for measuring speakers, headphones and microphones. Replacing multiple hardware devices, AmpConnect ISC connects to your computer via a single USB cable and is fully integrated with声音检查。初始设置是完全自动化的;Soundcheck会自动检测何时连接AmpConnect ISC并读取出厂编程的校准数据 - 不需要用户干预。
除了音频接口外,AmpConnect ISC还提供麦克风功率,驱动扬声器和耳机,并包括阻抗测量电路。进一步的功能包括对信号路由,输入增益和仪器配置的自动控制。特别有用的是完整的集成峰值水平检测和自动输入增益控制。当与Soundcheck一起使用时,输入增益将自动针对每个采集进行优化。
AmpConnect’s simple setup and compact package make it ideal for production line applications. The digital I/O ports can be used for communicating with relay boards, lighted pass/fail indicators, footswitches and other devices. The front panel can be disabled, locked out, and the instrument controlled exclusively via SoundCheck to ensure that the hardware is always configured correctly. Furthermore, automated output signal routing and dual microphone inputs allows AmpConnect to be configured to alternate between two test stations, maximising throughput.
它还为R&D实验室提供了出色的功能。The two independently configurable signal routing options enable virtually any test to be realised – for example, they can be used for measuring impedance using the internal reference loads (and Listen’s patent-pending high accuracy single channel impedance measurement method), connecting the output of the power amp back to the soundcard for calibration, or sending reference or DUT signals to the outputs.
功能包括:
- All components for testing loudspeakers, headphones and microphones in a single unit with just one USB connection to the computer
- 真正的插件操作,并完全集成声音检查
- Automated control via SoundCheck or manual control via the front panel interface.
- Rugged and rack-mountable for demanding production environments
- 与离散组件相比,优质的接地环免疫力
- 明确的指示(软件和LED)表明麦克风,DUT和功率放大器级别都在最大动态范围内运行
- Unique patent-pending high accuracy single channel impedance measurement
- CE Marked (please request CE Marked version at the time of order)
Audio Interface
2通道,平衡的输入和输出,最多支持44.1 kHz的采样率和24或16位。
输入动态范围:110 dB典型
Output Dynamic Range: 114 dB typical
Input/Output Coupling: AC
振幅线性:±0.3 dB
Amplitude Flatness: 20 – 20 kHz ± 0.25 dB
THD @ 1 kHz: 0.001% typical
Crosstalk @ 1 kHz: -110 dB
Phase Linearity: ± 5 degrees
功率放大器:
连续输出功率:60W RMS为4W,47W RMS至8W
Frequency Response: -0.5dB at 20Hz; -0.2dB at 20kH
THD在60W,4欧姆:0.019%
电压增益: +26.4dB,+/- 0.1dB
Loudspeaker Current Measurement:
z-high = 1V/a +/- 1%
z-low = 100mv/a +/- 1%
输出阻抗=0Ω
Internal Sine Generator
输出级别:0DBV(1V RMS)+/- 0.1DB
输出频率:1kHz +/- 1Hz
Reference & DUT Inputs:
Gain: -20dB to +40dB in 10dB steps
Maximum input at –20dB: 100V RMS
最大输入为 +40dB:100mV RMS
Frequency Response: -3dB at 20Hz & 150kHz;
IEPE Bias: 10mA, 20VDC (max)
ECM / Electret Bias: 500mV – 12 VDC through 2.2kΩ
USB 2.0 Interface:
All front panel functions USB controllable
Front panel can be locked out via USB
Outputs automatically disabled upon USB disconnect or PC shutdown
身体的:
没有机架安装法兰:17英寸宽,2个单位(3-1/2英寸)高,深11英寸
Weight: 7 lbs (3.2kgm) approx.
功率:85 - 264VAC 50/60 Hz,150瓦(最大)
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