相对于转播车的总造价来说,转播车音频系统的投入仅占很小的一个比例,许多情况下甚至不到3%。因为造价比例低,往往使得在转播车系统的总体设计中忽视音频系统的问题与需求。而在转播车的实际使用中,音频系统举足轻重。比如,使用转播车在直播中,一旦声音出现问题,如声音中断或是 Compared to the total cost of a OB van, the audio system of a OB van only accounts for a very small percentage, and in many cases even less than 3%. Because of the low cost ratio, the problems and needs of audio systems are often neglected in the overall design of the OBV system. In the actual use of OBVs, the audio system is of the utmost importance. For example, the use of broadcast trucks in the live broadcast, once the sound problems, such as sound interruption or