MK-702 Series Digital audio transmitter without using digital compression, meanwhile the wave transmission fiber 1～8 road digital television signal transmission distance of up to 100 km. Video playback and to eliminate many time-course of transmission errors caused by the image jitter, switching jitter, Synchronous unstable, time-base correction circuit of the embedded system to ensure the quality of the transmission signal.
Function characteristic:
Achieved the government broadcasting a-grade standard requests
1-8 can be simultaneously transmitted to more than 32 video and stereo audio path built multiplexing function
4 : 2:2 using digital video and 20-bit Digital Audio Codec Technology
Time-base correction and embedded frame synchronization functions to ensure that the quality of the transmission signal
Single-mode transmission wavelength of 1310nm or 1550nm, the transmission distance of up to 100 km
Transmitting power :
-12dBm(1310nm)，-5dBm(1550nm)
Receiver sensitivity :
-37dBm
PAL, NTSC-compatible standard image ，
Data Interface support RS232/485
Two-way transmission of data thoroughly traditional Ethernet support
Video Interface ---
Simulation composite video (CVBS) Interface
Audio Interface ---
Simulation balanced / unbalanced Audio Interface
Optical Interface ---
SC/PC optical interface
Data Interface ---
RS232 interface, RS485 interface
1. Video transmission main technical indicators
Weighted SNR (S/N) ≥ 65dB
Luminance signal nonlinear distortion
±1.2%
Distortion Differential Gain
(DG) ±1%
Differential Phase Distortion
(DP) ±1°
Chroma-luminance gain poor
(△k) ±1.5%
Color-brightness difference Delay
(△r) ±10ns
Amplitude / frequency characteristics
±0.5dB( 40Hz～6Hz)
Video Interface 1Vp-p/75Ω(Q9)
2.Audio transmission main technical indicators
Online advice
