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B-QAM-YPbPr-IP-4CH

4 Ch CVBS/YPbPr/S-Video SD Encoder-Modulator

Tech Specs
Application Drawing
Features

B-QAM-YPbPr-IP-4CH series products are QuestTel's all-in-one devices which integrate encoding, multiplexing and modulation to convert V/A signals into digital RF output. It adopts inner drawer-type structural design which greatly facilitates the change of encoding modules (HDMI/SDI/YPbPr+CVBS - optional) as needed. To meet customers’ various requirements, B-QAM-YPbPr-IP-4CH is also equipped with 1 ASI input for re-mux, and output with 2 ASI ports and 1 IP port.The signals source could be from satellite receivers, closed-circuit television cameras, Blue-ray players, and antenna etc. Its output signals are to be received by TVs, STB and etc with corresponding standard.

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4 Ch CVBS/YPbPr/S-Video SD Encoder-Modulator

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Features
    • CVBS/YPbPr/S-Video inputs, 1*ASI in for re-mux; 1*RF in for RF mix
    • MPEG2 SD & MPEG4 AVC H.264 SD video encoding
    • 4 channels in (19” rack case)
    • MPEG4-AAC; MPEG2-AAC; MPEG1 Layer Ⅱand Dolby Digital AC3 2.0 (Optional)audio encoding
    • Dialog Normalization (Optional)
    • Support CC (closed caption ) for CVBS interface (Optional)
    • Support low delay encoding mode(Optional)
    • Support VBR/CBR rate control mode
    • Support PSI/SI editing
    • Support PCR accurate adjusting
    • Support PID re-mapping and passthrough
    • Digital RF out (DVB-C/T/ATSC/ISDB-T RF optional) and ASI out; IP out
    • LCN (Logical Channel Number) support – for DVB-C/T/ISDB-T modulating module
    • VCT (Virtual Channel Table) support – for ATSC modulating module
    • Modular design, pluggable encoding modules
    • LCD display, Remote control and firmware
    • Web-based NMS management; Updates via web
    • Lowest cost per channel
Tech Specs
Encoding Option1:MPEG-2 MP@ML(4:2:0) Option2:MPEG-2 & MPEG-4 AVC/H.264 (4:2:0)
Input S-Video/YPbPr/CVBS*2
Bitrate 1-19.5Mbps
Resolution 720*480_60i, 720*576_50i
Low Delay Normal, Mode 1, Mode 2
Rate Control VBR/CBR
Chroma 4:2:0
Aspect Ratio 16:9,4:3
Audio Encoding Option 1: MPEG1 Layer II Option2: MPEG1 Layer II; LC-AAC; HE-AAC and Dolby Digital AC3 2.0( Optional)
Sample rate 48KHz
Bitrate 64/96/128/ 192/256/320kbps
RF Section
MER ≥42dB
RF frequency 30~960MHz, 1KHz step
RF output level -30~ -10dbm (77~97 dbµV), 0.1db step
DVB-C Modulator Section 
Standard J.83A(DVB-C) J.83B J.83C
Constellation 16/32/64/128/ 256 QAM 64/ 256 QAM 64/ 256 QAM
Bandwidth 8M 6M 6M
RF Out 2*DVB-C adjacent carriers combined output
Symbol rate 5.000~9.000Msps adjustable
ATSC Modulator Section
Standard ATSC A/53
Constellation 8 VSB
RF Out 2*ATSC adjacent carriers combined output
System
Local interface LCD + control buttons
Remote management Web NMS
Stream Out 2 x ASI out (BNC type, 100M);

2 x IP SPTS out (RJ45, 100M)

NMS interface RJ45, 100M
General
Power supply AC 100V~240V
Dimensions 420*400*44mm
Weight 4.5 kg
Operation  temperature 0~45℃
QuestTel shall have no liability for any error or damage of any kind resulting from the use of this document.
Application Drawing 4 Ch CVBS/YPbPr/S-Video SD Encoder-Modulator's Application Drawing
QuestTel Quality - Guaranteed

The QuestTel's Quality System is an integral part of the management methodolgy of the organization and is designed to enhance and perpetuate the reputation of the Company as a designer and manufacturer of reliable quality Broadcast Systems products.

 

 

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