| Description |
| CYR 860-2 is a high performance, two output optoelectronic node. It is suitable for HFC transmission network to receive signal from laser to electronics. The model CYR 860-2 is up to the standard of GY/T143-2000 of “Network Accessing conditions and measuring method of Amplitude Modulation Laser Transmitter for CATV System”. |
| Features |
|
A: Laser receiver and RF amplifier mode are made from imported electronic device to ensure the node
be in high performance and reliability.
B: 860MHz RF bandwidth, optional return transmitter capability to meet scaling the CATV system in
multiple services in future
C: Slide Groove architecture for EQ and ATT device component, convenient for operation
D: High efficiency switching power supply, low self consumption and wide input voltage range(for
220V/60V AC) ,high reliability
E: Optical input power indicator to show the laser power received
F: Precision casting Aluminum Alloy Shell,DACROMET Technology processing to avoid corrosion
G: Two RS-485 ports, one RS-232 port, one RJ 45 for Ethernet
H: 250 nodes can be combined and managed by a headend
I: High stability for long time running and super self error correction capability
|
| Specifications |
| Item |
Unit |
Value |
| Optical Parameters |
| Working Bandwidth |
MHz |
47-860 |
| Wavelength |
nm |
1290-1560 |
| Laser Return Loss |
dB |
≥45 |
| Input Optical Power Range |
dBm |
-5 ~ +2 |
| Frequency Response |
dB |
+0.5 |
| Optical C/N |
dB |
53 (0dBm input) |
| C/CTB |
dB |
≥67 |
| C/CSO |
dB |
≥63 |
| RF and General Parameters |
| RF Output Level |
dBμv |
≥108 |
| Return Loss |
dB |
≥16 |
| Power Voltage |
VAC |
60, 110-264 |
| Working Temperature |
℃ |
-20~ 60 |
| Power Consumption |
W |
≤30 |
| C/N Table |
| Optical Input |
-4 |
-3 |
-2 |
-1 |
0 |
+1 |
| C/N (dB) |
49 |
50 |
51 |
52 |
53 |
54 |
|
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