Research and Implementation of Digital DX Transmitter

The digital innovation for transmitter is a key technology of MW&SW digital broadcasting technology. The paper studies the digital innovation for DX transmitter based on the principles and structures of DX series MW transmitters which are employed widely. The design of a transmitter innovation scheme, the adapter circuits of transmitter for digital broadcasting and the software are provided in this paper. The implementation of digital DX transmitter is achieved successfully. The discussion of the principle of DX MW transmitter and the key technologies for the digital innovation, the detail design and a final test result are also included in this paper.