IEC 60107-4:1988标准主要适用于多声道电视接收机的电性能测量，其中使用了双载波FM系统。该标准规定了测量方法和测量结果的计算方法，以确保接收机的电性能符合国际标准。

该标准主要包括以下内容：

1. 测量设备的要求：测量设备应符合国际标准，并且应具有足够的精度和灵敏度，以确保测量结果的准确性。

2. 测量方法：该标准规定了多种测量方法，包括接收机的灵敏度、选择性、图像抑制比、音频输出电平等方面的测量方法。

3. 测量结果的计算方法：该标准规定了测量结果的计算方法，以确保测量结果的准确性和可比性。

4. 报告要求：测量结果应以书面形式报告，并包括测量设备的型号、测量方法、测量结果和计算方法等信息。

该标准的实施可以确保多声道电视接收机的电性能符合国际标准，从而提高接收机的质量和可靠性。

相关标准
- IEC 60107-1:1988 Recommed methods of measurement on receivers for television broadcast transmissions. Part 1: General considerations
- IEC 60107-2:1988 Recommed methods of measurement on receivers for television broadcast transmissions. Part 2: Electrical measurements on monochrome television receivers
- IEC 60107-3:1988 Recommed methods of measurement on receivers for television broadcast transmissions. Part 3: Electrical measurements on colour television receivers
- IEC 60107-5:1988 Recommed methods of measurement on receivers for television broadcast transmissions. Part 5: Electrical measurements on satellite television receivers
- IEC 60107-6:1988 Recommed methods of measurement on receivers for television broadcast transmissions. Part 6: Electrical measurements on cable television receivers