Design of on-line fault diagnosis device for marine autopilot amplifier;
船舶自动舵放大器在线故障诊断仪设计
It incorporates sensors, automatic calibration amplifier and single chip microcomputer into one.
该系统将传感器、自动校准放大器、单片计算机融为一体，能实时测温、控温和定时打印。
The manufacture of the DK-1 type auto-gain-control amplifier;
DK-1自动变挡放大器的研制