Wholesale External Fiber Optical Transmitter - 2 IN 1 B cable headend equipment dual rf modulator – GreenGo
Short Description:
Wholesale External Fiber Optical Transmitter - 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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Our focus on should be to consolidate and enhance the quality and repair of present products, in the meantime constantly establish new products to meet unique customers' requires for Wholesale External Fiber Optical Transmitter - 2 IN 1 B cable headend equipment dual rf modulator – GreenGo, The product will supply to all over the world, such as: luzern, Hungary, Luxembourg, At present our sales network is growing continually, improving service quality to meet customer's demand. If you are interested in any products , please contact us at anytime. We are looking forward to forming successful business relationships with you in near future.
By Antonia from Jersey - 2016.01.28 18:53
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
By Rebecca from Qatar - 2016.11.01 17:04
