东海前哨某部通信修理所,研制成功一套音控制作指挥机。这套音控作战指挥机是由主机和分机组成的。主机上有整流稳压、放大器、控制电路和分机指示电路;分机上有扬声器、揿健,供主机的指示电路。其供 The East China Sea outpost a Ministry of communications repair, the successful development of a sound control command machine. This sound control combat command machine is composed of the host and extension. There are rectifier on the host regulator, amplifier, control circuit and extension of the instruction circuit; extension on the speaker, 揿 health, for the host of the instruction circuit. Its for