主要特性和功能

提供更高的精度和低至 -110 dB 的剩余失真，可以完成要求非常苛刻的音頻器件測量
執行高分辨率的音頻測量，深入了解您的器件的真實性能
使用內置測試序列自動進行測試
使用預配置的 POLQA 和 PESQ 測量，更輕松地滿足標準要求
在一個屏幕上同時測量并實時觀察多達 8 個通道
提供數字音頻接口（AES3/SPDIF 和 DSI）和藍牙^® 音頻測量選件，可配置用于特定應用

1 GHz 時的 DANL 無
最大分析帶寬 1.5 MHz
可用應用是
最大實時帶寬無
總體幅度精度 ±1 dB
性能水平 ◆◆◇◇◇◇
應用——通用
代碼兼容性
靈活的數字調制分析
噪聲系數
相位噪聲
脈沖
SCPI 代碼兼容性
EMC/EMI
MATLAB

Options:
Additional Documentation
U8903B-ABJ Japan - Japanese user guide, printed
U8903B-0B1 English language user guide; printed
Cables
U8903A-107 Cable, accessory- Male XLR-2 male BNC analyzer, 0.26m
U8903A-108 Cable, accessory- Female XLR-2 male BNC generator, 0.26m
U8903A-109 BNC accessory kit
U8903A-103 Male XLR to female XLR, 2m, black
U8903A-101 Male BNC to male BNC cable, 1.2m, jade gray
U8903A-102 Male BNC to male RCA cable, 2m, black
U8903B-105 Digital serial interface cable
Calibration Documentation
U8903B-1A7 Calibration + Uncertainties + Guardbanding (Not Accredited)
U8903B-A6J ANSI Z540-1-1994 Calibration
Bundling Options
U8903B-201 Performance audio analyzer with 4 analog analyzer channel, digital audio (AES3/ SPDIF and DSI digital audio)
U8903B-210 Performance audio analyzer with 4 analog analyzer channel, digital audio (AES3/ SPDIF and DSI digital audio) and Bluetooth
Hardware Options
U8903B-AN4 Analog analyzer; 4 channels
U8903B-AN8 Analog analyzer; 8 channels
U8903B-BLU Bluetooth card
U8903B-DGT Digital audio card
U8903B-STD Performance audio analyzer; 2 channels
U8903B-BL2 Bluetooth card, secondary option slot
Accessories
U8903A-908 Rackmount kit - 132.6H without handle
Software
N3431A Software for increase bandwidth to 1.5MHz, fixed perpetual license
N3433A Software, POLQA + PESQ measurement, fixed perpetual license
N3434A Software, AES3/ SPDIF and DSI digital audio, fixed perpetual license