调幅发射机 [电讯] amplitude modulated transmitter
[电讯] amplitude-modulated transmitter
- 按照强度调制的方式不同,多路调幅光发射机又可分为直接调制光发射机和外调制光发射机两种。
According to the different way of modulation mode, multi-route amplitude modulation has two kinds including dir-modulation optical transmitter and outer modulation optical transmitter. - 随着数字技术的发展,中波数字调幅(DAM)发射机由于技术先进,在广播发射台推广应用很快。
With the development of digital technology, MW digital amplitude modulation(DAM) transmitter is rapidly disseminated and applied at broadcast stations because of its advanced technology. - 该遥控装置采用晶体稳频脉冲调幅发射机,电路较简单,频率稳定度高,发射的是间断的28MHZ等幅载波。
The remote control device crystal frequency stabilization using pulse amplitude modulation transmitter, A simpler circuit, high frequency stability, launched 28MHZ are continuous carrier amplitude.