Taikan OT-860-1550-xx-SA-x-x, Руководство пользователя, Страница: 5 / 10

SECTION ONE
// INTRODUCTION
PRODUCT SUMMARY
The OT-860-1550-xx-SA-x-x (a 1550 nm optical transmitter) converts RF cable signals to fi ber
signals, and distributes them throughout a HFC network. This unit is primarily used in upgraded
cable television and
fi ber distribution systems.
The OT-860 unit is available with a variety of options, including automatic gain control, laser
overheat protection, automatic power control and advanced prediction distortion circuit.
Each transmitter is designed to fi t in a standard 19 inch rack and can support up to 77 NTSC
channels.
STANDARD FEATURES
• 1550 nm externally modulated optical transmitter
• RF bandwidth: 54–860 MHz
• Headend 19 inch rack mount enclosure
• LED status and alarm monitor indicators on front panel
• Network interface port: RJ45, R232 support IE & SNMP
• Power Supply of 110~250 Vac
• Power Consumption of ≤ 50 W
• Operating Temperature of 0°C (32°F) to 65°C (149°F)
• Storage Temperature of -20°C (-4°F) to 70°C (158°F)
• Dimensions (LxWxH) of 483 x 385 x 44mm (19 x 14 x 1.75 in)
• DFB laser type. Laser Range 5~9 dBm (4~8mW)
• Front Panel RF test port -20dB
Tai kan
// 919 E. 29th St. Lawrence, KS 66046 // tel: 1-800-255-0247 // fax: 785-841-9512 // email: support@taikan.com // www.taikan.com
1550nm Transmitter | 07
NOMINAL SPECIFICATIONS*
OPTICAL FEATURES
Optical Wavelength:
1550 nm
Optical Return Loss:
≥ 60 dB
Optic Connector Type:
SC/APC or FC/APC
RF FEATURES
RF Bandwidth:
54-860 MHz
RF Input Level:
23 dBmV
RF Flatness:
≤ ± 0.75 dB
RF Return Loss:
> 16 dB
RF Input Impedance:
75 ohm
Connector Type:
F type
* Specifi cations and features are subject to change without notice
LINK PERFORMANCE
CNR:
≥ 52 dB
CTB:
≥ 65 dB
CSO:
≥ 65 dB