VP-7727D 是拥有双通道低失真音频信号源和双通道测试功能的音频分析仪。采用高精度和高稳定性的快速测试技术，多种滤波器再加上100 个内存记忆能编写自动测试程序和上下限设置，令音频产品测试更快更方便。SINAD 功能令VP-7727D 也可应用在通信产品的音频测试。
VP-7727D is an audio analyzer with dual channel low distortion audio signal source and dual channel test function. Using high precision and high stability of the rapid test technology, a variety of filters and 100 memory memory can write automatic test program and lower limit Settings, make audio product testing faster and more convenient. The SINAD function enables VP-7727D to be used in audio testing of communication products.
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