APX525 音频参数测量仪器APX525音频分析仪

AG52

高性能模块，增加方波和降低信号源失真达-110dB

BG52

分析仪扩展模块，带宽达1MHz，应用于D类功放转换频率的分析。

APX-BT

蓝牙测试模块Bluetooth option with built-in   radio and support for A2DP, HFP, AVRCP profiles and SBC, CVSD and aptX   codecs.

DSIO

DSIO （I2S）模块（内置）Direct connection at   chip level. I2S and up to 16 channels of TDM with support for left justified,   right justified, and DSP formats.

PDM

PDM 模块 测试数字麦克风Direct I/O with   modulation and decimation of PDM audio for testing of MEMS microphones, with   a wide range of oversampling rates.Sample Rate Range：4 kHz to 192 kHz，Clock range：128 kHz to 24.576 MHz
 

HDMI

HDMI 高清模块Measure HDMI audio quality   and audio format compatibility on set-top boxes, home theater receivers,   HDTVs, smartphones and Blu-ray Disc™ players.

ASIO

ASIO （音频流测试，应用于声卡测试）Make direct   measurements of high quality and professional PC audio interfaces with   APx500's built-in direct ASIO connectivity.

SPK-RD

电声测试模块Impedance/Thiele-Small   Characterization
  Loudspeaker Production Test
  Rub & Buzz Detection
  Waterfall and Polar Plots
  Air Leak Detection
  Other Acoustic Measurements

PESQ

PESQ 语音质量分析仪PESQ (Perceptual   Evaluation of Speech Quality) 

POLQA

POLQA 语音质量分析仪PESQ POLQA (Perceptual   Objective Listening Quality Assessment).