BD-2编码多路对讲机

BD-2Electronic Two-way Talker with coding-type Multchannel Device

BD-2编码多路对讲机,是在BD-1的基础上,设计出来的,采用集成电路做为音频功放,对编码及检测电路做了进一步的完善工作,使整机工作更加可靠。

BD-2 is designed on base of BP-1, It use integrated circuit as a audio power amplifer.It changed coding circuit and talking test ciruit.So it works service-ablely