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Help CenterCOL5500 FM Microwave Device Qpsk Modulator,dvb-s Qpsk Modulator,catv Qpsk Modulator
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Specifications
1. ASI standard Input connector2. Output frequency range: 250-450 450-950 950~2150MHz
Outline
The COL5500 QPSK modulator is a high performance modulator developed according to DVB-S (ETS300-4221) QPSK standard. It has powerful spectral efficiency, advanced anti-jamming and competitive price-performance ratio. Apart from these, this modulator also has access to FM microwave device. Moreover, to guarantee the high transmission performance, this QPSK modulator adopts the disposal of energy diffusing, RS coding, convolution interlacing and pre-modulated baseband shaping. To sum up, all the approaches make this QPSK modulator can be widely used in Broadcasting, Interactive Services, News Gathering and other Broadband satellite applications.
Features
- Fully complying with DVB-S (ETS300-421) QPSK standard
- Output frequency range: 250-450 450-950 950~2150MHz
- ASI standard Input connector
- Supporting local and remote control
- Output level attenuation
- High stability and powerful anti-jamming performance
- Full-size front panel LCD display and keyboard
Specifications
Modulation |
QPSK |
Input |
ASI Standard connector |
Output |
50Ω F Type |
RF Range |
250-450 450-950 950~2150MHz |
Symbol Rate |
1.5M~45Mps |
Roll-off factor |
Option 0.35,0.25,0.20 |
Convolution |
Option 1/2,2/3,3/4,5/6,7/8 |
Output level range |
0~20dB in 1dB step |
Environment |
0 ~ 45°C(operation);-20 ~ 80°C(storage) |
Power Supply |
~220V(~180V-~250V) 50Hz~60Hz 20VA |
Dimension |
45mm´482mm´430mm |
Front panel:
1. |
LCD |
2. |
Power indicator |
3 |
Up overflow |
4 |
Down overflow |
5 |
Up/down/left/right key |
6 |
Enter Confirm |
7 |
Menu |
Rear panel:
1. |
Network Interface |
2. |
ASI1Input |
3. |
ASI1Loop Output |
4. |
RF TEST |
5. |
RF Output |
6. |
Power Socket |
7. |
Grounding Pole |
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