CT-VGA400(4x4 VGA matrix switcher)

High-performance professional audio and video signal switching equipment, designed for long-distance, multi-channel audio and video signal transmission requirements. The pure hardware design architecture fully guarantees the 7x24-hour daily stable work of the equipment, and is widely used in radio and television engineering, multimedia conference halls, television teaching, command and control centers and other management control rooms in various industries.

description



Technical Parameters

144-channel   hybrid seamless matrix processor: CT-VGA400

Video

Gain

0dB

bandwidth

350MHz   (-3dB), full load;

Multi-channel to one-channel crosstalk a

-60dB   @10 MHz -39dB @100 MHz

Switching speed

200ns (maximum   time)

signal   type :

RGBHV,   RGBS, RGsB, RsGsBs, High Definition Television (HDTV),

Component   video, S-video, composite video) (signal)

Video input

interface:

DB15   female 16

Signal strength:

1Vpp: Y component video, S-video, composite video;

0.7Vpp: VGA (computer signal);

0.3Vpp: R-Y and B-Y component video, S-video

Min / Max Level:

0.5Vpp~2.0Vpp

Impedance:

75Ω

Return loss:

-30dB@5MHz

Maximum DC bias error:

15mV

Video output

interface

DB15   female 16

Min / Max Level::

0.5Vpp~2.0Vpp

Impedance

75Ω

Return loss:

-30dB@5MHz

DC compensation:

±5mV

Sync signal

Input / output type:

RGBHV,   RGBS, RGsB, RsGsBs, composite video, component video;

Video format:

NTSC   3.58,NTSC4.43,PAL,SECAM

Input level:

0.5~5Vpp;4.0Vpp;

Output level:

AGC-TTL;5Vpp;unterminated;

input resistance:

510Ω

Output impedance:

75Ω

Maximum transmission delay:

Horizontal;   90ns; Vertical: 160ns;

Maximum rise / fall time:

4ns

polarity:

Positive or   negative (exactly the same as the input)

Audio signal

Input / output interface:

5 position 3.8mm   with bolt screw interface;

Interface gain:

0dB

Response frequency:

20Hz~20kHz

Total harmonic distortion + noise:

0.03%@1kHz(Under rated voltage);

Signal to noise ratio (S / N):

>90dB

Stereo resolution:

>80dB@1kHz

Common State Rejection Ratio (CMRR):

>75dB@:20Hz~20kHz;

signal type:

Stereo, balanced   or unbalanced connection;

impedance:

Input:> 10kΩ   (balanced / unbalanced connection)

Output: 50Ω   (unbalanced connection), 100Ω (balanced connection);

Maximum input level:

+ 19.5dBu,   (balanced / unbalanced connection);

Gain error

±0.1dB

Maximum output level:

+19.5dBu,(balanced / unbalanced connection);

RS-232 control interface

Serial control interface:

RS-232, 9-pin   female D-type interface;

Baud rate and protocol:

Baud rate: 9600,   data bits: 8 bits, stop bits: 1, no parity check;

Serial control port structure:

2=TX,3=RX,5=GND;

KEYBOARD control interface

Control interface:

4-pin Phoenix

How to use:

Used with the   extended keyboard MCP100

Control port structure:

+ 5V = DC5V, + =   DATA +,-= DATA-, GND = signal ground

specification

power supply :

100VAC   ~ 240VAC, 50 / 60Hz, international adaptive power supply;

temperature:

Storage,   using temperature: -20 ° ~ + 70 ° C;

Humidity:

Storage   and use humidity: 10% ~ 90%;

MTBF:

30,000   hour

Warranty:

1   year free warranty and lifetime maintenancel