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Broadcasting TV equipment: wireless qpsk modulator

FOB Price: US $100 - 800 / Set Get Latest Price
Min.Order Quantity: 1 Set/Sets
Supply Ability: 2000 Set/Sets per Month
Port: Chengdu
Payment Terms: T/T,Western Union
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Quick Details

Place of Origin: Sichuan China (Mainland) Brand Name: SM Model Number: SM-D520X
Modulate mode: QPSK

Packaging & Delivery

Packaging Detail: Carton box
Delivery Detail: 1-5 working days


1.DVB-S QPSK modulator
2.Adopt DDS, low phase noise
3.DVB-S (ETS300-421) QPSK standard


QPSK digital TV modulator adopts advanced digital signal processing technology, of which receiving port can directly use digital satellite receiver for receiving, thus fully complying DVB-S standard. Not only can it gain relatively high frequency spectrum usage ratio, having very strong anti-interference and relatively high price performance ratio, but also it can well comply analogue FM microwave equipment. 
QPSK digital TV modulator adopts various processing method, such as random energy spread processing, RS coding, convolution interweave, contracting convolution coding, and pre-modulating baseband shaping processing, etc. all these contribute a high guarantee to the data transmitting performance.



• Interface comply with ASI standard

• Comply with DVB-SETS300-421 QPSK modulating standard

• Frequency output range 950-2150MHz(it can be set as users' needs)

• Out Interface to connect 10M oscillator

• Big input stream

• Support input system efficient rate real time detect display and alarm display

• Output level is adjustable from 0-20dB,0.5db/step  through adjust the panel.

• Capacity stable and reliable, strong anti-jamming

• RF level output delay

• Adopt DDS, high stabilization of output frequency, narrow frequency step, low phase noise



Modulate mode


Input port                            

ASI standard

Output port

50Ω  N head

Input TS level


Frequency output range


Output frequency adjustable step

Wide:125KHz, narrow:5Hz

10M oscillator input level


Max Output level


Output level adjustable range

0~20dB(0.5 dB step)

Symbol rate



1/2,2/3,3/4,5/6,7/8  for random option







110~220VAC±10%,50/60 Hz,25W

Installation hole distance


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Chengdu Shengming Electronic Technology Co., Ltd is a manufacture in Chengdu China, mainly specialized in R & D, and Technical guidance of Video Collection, control and transmission of Broadcasting, Television and some related field. Company has developed rapidly in recent years and is playing a more and more important role in its field.

We are a high-technology company which integrates the research, manufacture, sales and service, of digital cable TV products. As a leader of CATV industry ... View detail

Basic Information

Product/Service (We Sell): Modulator,Encoder,Scrambler,Multiplexer,TS Analyzer  
Number of Employees: 11 - 50 People  

Trade & Market

Main Markets: North America
South America
Eastern Europe
Southeast Asia
Eastern Asia
Total Annual Sales Volume: US$2.5 Million - US$5 Million  
Export Percentage: 31% - 40%  

Factory Information

Contract Manufacturing: OEM Service Offered  

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China (Mainland) | Trading Company | Contact Details
Experience: Established 2008

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Ms. kim Song
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