One 3G-SDI multi-service optical terminal is a new generation of high-definition video and audio optical transceiver independently developed and launched by JRGT. The product is a multi-service real-time transmission equipment integrating video, audio, data, alarm switching value, Ethernet and other functions. It can be widely used in urban security, expressway, rail transit, electric power, petroleum and petrochemical industries that require high-definition real-time monitoring.
Product features:
Uploading 1-way single/two-way HD/3G SDI signal on single-core optical fiber
Operating range from 19.4Mb/s to 2.97Gb/s
Can be used for clock recovery of SMPTE 424M (2.97Gb/s)
Automatically adapt to SDI 143M, 177M, 270M, 360M, 540M, 1483.5M, 1485M, 2970Mbps
Support SMPTE 424M (2.97Gb/s), SMPTE 344M (540Mb/s), M2S and DVB-ASI (270Mb/s) standards
The output optical wavelength range is 1310nm, 1550nm and up to 16 CWDM wavelengths (ITU-T G.694.2 compatible)
Automatic cable equalization, applicable to all speeds below 2.97Gb/s (Belden 1694A)
LED status indicator monitors key parameters
Support hot swap
The receiving end can be provided with independent, 2U, 4U rack installation
Product parameters:
Video parameters:
|
Video input/output impedance |
75Ω |
|
The highest signal rate |
2970Mbps |
|
Standard input/output voltage |
800mVp-p |
|
Input reflection wastage |
10dB@2970Mbps |
|
jitter |
<
0.2UI |
|
Channel physical interface |
BNC |
Optical parameters:
|
wavelength |
850~1610nm |
|
transmission mode |
Single mode/multimode |
|
transmission distance |
0-60KM |
|
Physical interface |
FC/SC/ST/LC(SD/HD)，LC(3G) |
Audio parameters:
|
Input/output impedance |
600ohm(nonequilibrium) |
|
Maximum input/output voltage |
3.0Vp-p |
|
Frequency response |
10 Hz～20kHz @±3dB |
|
Signal-to-noise ratio |
> 70dB |
|
Channel physical interface |
Standard plug and pull Wiring terminal |
Data parameters:
|
data format |
RS232、RS422、RS485、Mancode, BIPHASE data, etc |
|
Data rate |
0~200 Kbps |
|
error rate |
< 10-9 |
|
Channel physical interface |
Standard plug and pull Wiring terminal |
Ethernet parameters:
|
Working mode |
Full duplex mode/half duplex mode |
|
Data transfer rate |
10/100 Mbps(self-adaption) |
|
Channel physical interface |
RJ45 |
Telephone parameters:
|
Signal physical interface |
standard RJ11 |
|
Voice bandwidth |
8KHz |
|
operation mode |
Point-to-point hotline, SPC exchange/extension mode |
|
distortion |
<1% |
Switching quantity parameter:
|
Physical interface |
Standard plug and pull Wiring terminal |
|
Signal input |
Any active or passive alarm and Switching quantity input, supporting TTL, RS-232/422/485 or passive switch and button |
|
signal output |
Any active or passive alarm, Switching quantity output, TTL, RS-232/422/485 or relay contact output |
Electrical index:
|
working temperature |
-20~70℃ |
|
working voltage |
DC 5V |
nonTrouble continuous working time（MTBF） |
≥100000(H) |
