No.9,3rd WuKe East Street, WuHou District ChengDu ChinaTel86-28-85360759 Fax86-28-85369640
| KMD9003H is used in CATV network management system to complete data modulation of controlling signals, and is suitable for all-frequency control and sub-frequency control addressable terminal controller system. |
Feature
Store-and-forward and directly sending function;
The central frequency of output pilot frequency is agile and adjustable with 0.1MHz step frequency within 108 MHz~114 MHz, is suitable to different CATV network management system;
High output level (≥115 dBV), 0～20 dB attenuator is suitable to various headend systems;
Adopted embedded software, with strong control ability and high reliability;
Two RS-232 interfaces backup mutually, which improves the reliability of the whole device, so it is convenient to debug and operate;
With -30dB test port and initialization port in front panel;
19 inch, 1RU rack structure, with excellent heat dissipation ability and high reliability, stability
Technical Specification
Item | Parameter |
Data modulation mode | FSK |
Bit rate | 38.4/9.6 kbps |
Central frequency | 108～114 MHz （stepping frequency is 0.1） |
Frequency accuracy | ±5 KHz |
FSK modulation frequency deviation | ±100 KHz |
Downstream output level | ≥115 dBv |
Adjustable range of downstream output level | 0～20 dB |
Spurious output suppression | ≥60 dB |
Carrier frequency shut-off depth | ≥60 dB |
Initialization port output Level |
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