Product Description
HS-VGA0808/04Ⅱ is a professional switching device that supports 8 video signal input and 8/4 video signal output. It is used to switch multiple computer signals to any one of the multiple output channels. The input/output interface adopts D15-3 female interface. With RS-232/485 communication interface and infrared communication interface, it is convenient to connect to the computer remote control system or various remote control equipment.
Features
·Support 8-channel video signal input, 8/4-channel video signal output;
·Video signal input and output terminals adopt D15-3 female interface；
·Adopt RCA interface to signal input and output
·Support audio and video synchronization or asynchronous switching
·Support fast switching；
·Adopt programmable logic to display circuit, switch arbitrarily；
·Support video signal type：RGBHV，RGBS，RGsB，RsGsBs；
·Audio signal type: stereo
·500MHz（-3dB）．full load bandwidth；
·Distortion compensation technology for long-distance signal transmission；
·With power-down memory function, and power-off site protection；
·The front panel adopts Hengsheng exclusive patent technology-- inch full color programmable LCD touch panel , it can make key operation；
·With 1way RS-232 communication interface；
·With 1way RS-485 communication interface；
·With 1way IR remote interface；
·Built-in international universal power supply, power supply range supports AC 100V--240V；
·Standard 19-inch rack mount: 3U high-grade aluminum chassis.
Typical application
It is mainly used in monitoring engineering, radio and television engineering, multimedia conference halls, large-screen display engineering, television teaching, command and control centers and other places.
Specifications
Parameters | Specification | |
Video | Gain | OdB |
Bandwidth | 500MHz(-3dB),Full load | |
Multichannel VS Channel crosstalk sum | -60dB@10MHz. -39dB@100MHz | |
Switch speed | 200ns（the longest time） | |
Signal type | RGBHV, RGBS, RGsB, RsGsBs, high-definition television (HDTV), component video, S-video, composite video (signal) | |
Video Input | Interface | D15-3 female interface 8 way |
Signal strength | 1Vp-p: Y component video, S-video, composite video; 0.7Vp-p: VGA (computer signal); 0.3Vp-p: CbCr component video, S-video | |
Min/Max electrical level | 0.5Vp-p/2.0Vp-p(analog signal) | |
Impedance | 75Ω | |
Return loss | -30dB@5MHz | |
Max DC biased error | 15mV | |
Video Output | Interface | D15-3 female interface 8 way/4 way |
Min/Max electrical level | O.5Vp-p / 2.0Vp-p(analog signal) | |
Impedance | 75Ω | |
Return loss | -30dB@5MHz | |
DC bias | ±5mV | |
Synchronous Signal | Input/Output type | RGBHV, RGBS, RGsB, RsGsBs, composite video, component video |
Video format | NTSC 3.58，NTSC 4.43， PAL，SECAM | |
Input level | 0.5V-5.0Vp-p，4.0Vp-p,normal | |
Output level | AGC-TTL:5Vp-p,unterminated | |
Input Impedance | 510Ω | |
Output Impedance | 75Ω | |
Max transmission delay | Horizontal: 90ns Vertical: 160ns | |
Max rise/fall time | 4ns | |
Polarity | Positive or negative (exactly consistent with the input) | |
Audio Signal | Input interface | 8-channel RCA*2 interface |
Output interface | 8 ways\4 ways\2ways RCA*2 interface | |
Gain | OdB | |
Frequency response | 20 Hz - 20 kHZ | |
Total harmonic distortion + noise | 0.03%@1 kHz（Under rated voltage） | |
Signal-to-noise ratio | >90dB | |
Stereo separation | >80dB@1kHz | |
Chroma brightness interference | ＜-80dB@1kHz,Full load | |
Common mode rejection ratio | >75dB@:20 Hz - 20 kHz | |
Signal type | stereo,Balanced or/unbalanced connection | |
Impedance | Input:>10kΩ(Balanced or/unbalanced connection) Output：50Ω（unbalanced connection）100Ω（balanced connection） | |
Max input electrical level | +19.5dBu（Balanced or/unbalanced connection） | |
Gain error | ±0.1dB@20Hz - 20kHz | |
Max output electrical level | +19.5dBu,（Balanced or/unbalanced connection） | |
RS-232 Control Interface | Serial control interface | RS-232,DB9 type interface |
Baud rate and protocol | 9600,data bit:8,stop bit:1,No parity | |
Structure of serial control interface | 2= TX,3= RX, 5=GND | |
RS-485 Control Interface | Serial control interface | RS-485,DB9 type interface |
Baud rate and protocol | 9600,data bit:8,stop bit:1,No parity | |
Structure of serial control interface | 1= DATA+,4= DATA- | |
LCD touch screen | Working method | programmable, four-wire resistive touch screen |
Size | 7 inch | |
Color | 65536 colors | |
Infrared | Channel | 1way infrared（IR）receiver |
Working method | 38KHZ carrier communication mode, remote control is optional | |
Others | Power supply | 100VAC - 240VAC,50/60Hz,International adaptive power supply |
Temperature | -20℃ - +70℃ | |
Humidity | 10% - 90% | |
Weight | ＜6kg | |
MTBF | 50,000 hours | |