1. All solid-state digital TV transmitter, bandwidth is 6-8MHz. 2. Pre-distortion correction, dual-exciters switch automatically. 3. High Linearity LDMOS Power Amplifier, high-gain power amplifier module, parallel switching power supply, it is a high-efficiency transmitter. 4. Telemetry and remote control by computer, web-based interface and software. 5. Good man-machine interface, full automatic switch the machine with one key. 6. Multi protection (over voltage, over current, overheating, large standing-wave ratio...)high reliability, 24 hours continuous works.