Chinese wholesale Digital Cable Tv Headend - 2 IN 1 B cable headend equipment dual rf modulator – GreenGo
Short Description:
Chinese wholesale Digital Cable Tv Headend - 2 IN 1 B cable headend equipment dual rf modulator – GreenGo Detail:
2 IN 1 B cable headend equipment dual rf modulator
Features
1. Intermediate frequency process, high functional index.
2. SAW filters process.
3. Luxurious housing.
4. MMIC circuits are on key parts and SMT technology is
applied to the overall unit.
5. Digital displays channel number.
6. Output adopts screw filters.
7. With high security and high temperature stability.
8. Output level adjustment and A/V adjustment on front panel.
9. PLL technique is applied to audio and RF local
oscillator,high frequency stability and high accuracy.
10. We can make different channels according to the customer requests.
Specifications
Reflection |
Output Frequency Range |
45-870MHz |
Frequency Accuracy |
± 5KHz | |
Output Level |
113dBmV(<550MHz) | |
Out of Band Suppression |
≥ 60dB | |
Side-band Suppression |
≥ 60dB | |
Output Impedance |
75Ω | |
Video to Audio Carrier Ratio |
-10dB ~ -20dB | |
Video Frequency |
Input Level |
0.6 ~ 1.5Vp-p |
Input Impedance |
75Ω | |
Input Reflection |
30dB min | |
K coefficient |
4 % max ( 2T pulse ) | |
Video s/n |
50dB( no emphasis ) | |
C/L Delay |
40nsec | |
Frequency Response |
± 1dB( 25Hz ~ 5.8MHz) | |
Differential Gain |
± 4 % (modulation 87.5 887.58787.5) 87.587.585.7) 87.5) 87.5 ) | |
Differential Phase |
± 4 °(modulation 87.5) | |
Audio Frequency |
Input Level |
-10 ~ 10 dBm |
Input Impedance |
10KΩ min | |
Frequency Response |
± 1dB max(40Hz ~ 15KHz) | |
Distortion |
1 % | |
Signal to Noise Ratio |
-60dB | |
Audio Picture Interval |
According to the TV system standard | |
power supply |
Voltage
|
220V or 110V |
Product detail pictures:
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Well-run gear, qualified revenue workforce, and superior after-sales companies; We've been also a unified huge loved ones, anyone persist with the organization benefit "unification, determination, tolerance" for Chinese wholesale Digital Cable Tv Headend - 2 IN 1 B cable headend equipment dual rf modulator – GreenGo, The product will supply to all over the world, such as: Manila, panama, Italy, We supply professional service, prompt reply, timely delivery, excellent quality and best price to our customers. Satisfaction and good credit to every customer is our priority. We focus on every detail of order processing for customers till they have received safe and sound products with good logistics service and economical cost. Depending on this, our products are sold very well in the countries in Africa, the Mid-East and Southeast Asia.

Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
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