ZHC518D-500W Digital TV Transmitter

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

Technical Specifications:
1. Working frequency：         VHF/UHF
2. Channel bandwidth：         8MHz
3. Output power：                500W
4. Output impedance：          50Ω
5. Output interface：            7/16”or 7/8”Flange
6. Output load return loss:     Normal operation: -32dB
                                    Allowed operation: -20dB
7. Power input level：           0dBm
8. Amplifier input impedance： 50Ω
9. Amplifier input interface：   N”
10.Useless transmission:        ≤-60dB
11.Band fluctuations:            ±0.5dB
12.Band shoulder:               better than 36dB
13.MER：                         better than 30dB
14.Size：                        820mm×570mm×390mm
15.Weight：                     45KG