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PC Graphics/Stereo Audio Selection Switcher
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PTN Electronics Limited www.PTN-electronics.com
WVG2A
VGA/Stereo Audio Selection Switcher 2x1
WVG2A is a high-performance switcher for computer graphic signal and stereo audio signal
respectively with 2 inputs and 1 output.
Front Panel
Rear Panel
z Status Display: Three Front panel LED indicators can show you the working status anytime. (red for
power, green for inputs)
z High Bandwidth: It reaches to 1GHz(-3dB), fully loading
z High Resolution: including QUXGA, QXGA, WQXGA, WQUXGA etc., up to 3200×2400@60(-3dB);
z Auto-switching function: WVG2A USB can detect the H/V signal of the computer graphics and switch
automatically with the 4:3, 16:9, 16:10 screen display.
z Extensibility: It can realized remote control by PTN contact closure(WP2 control panel)
z RS-232 serial control port: It is compatible with PC software and the third party device
z GCSSP(Gain Compensation and Synchronization Signal Proofread technology) inside
z Audio sync-switching with the video
z Antistatic case design: providing good protection for long-term and stable performance
z Internal& international power supply (100Volt~240Volt AC, 50/60Hz)
z Wall/Table-mountable metal enclosure, PT case design
USER MANUAL
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PC Graphics/Stereo Audio Selection Switcher
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PTN Electronics Limited www.PTN-electronics.com
Specification
Video Input Video Output
Input 2 VGA Output 1 VGA
Input Connector VGA (15 pin HD), female Output Connector VGA (15 pin HD), female
Video Signal
RGBHV, RGBS, RGsB,
RsGsBs,
component video, S-video,
composite video
Video Signal
RGBHV, RGBS, RGsB,
RsGsBs,
component video, S-video,
composite video
Video General
Resolution Range
3200x2400@60Hz(-3dB)
0~10MHz is +0.1dB to -0.1dB
0~130MHz is +6dB to -0.8dB
Bandwidth 1GHz (-3dB) full loading
Return Loss -30dB@5MHz Crosstalk -50dB@5MHz
Switching Speed 200ns (Max.) Input/output Level 0.5Vp-p ~ 2.0Vp-p
Gain 0dB I/O Impedance 75Ω
Audio Input Audio Output
Input 2 stereo audio Output 1 stereo audio
Input Connector 3.5mm mini jack connector Output Connector 3.5mm mini jack connector
Audio Input
Impedance
>10Ω
Audio Output
Impedance
50Ω
Audio general
Frequency
Response
20Hz~20KHz
Stereo Channel
Separation
>80dB@1KHz
CMRR >90dB @20Hz to 20K Hz
Control Parts
Control/Remote
Buttons; RS-232 (9-pin female
D connector)
Pin Configurations 2 = TX, 3 = RX, 5 = GND
Options TCP/IP control by PTNET Auto Switch
Auto detect and switcher by joint
contact
General
Max DC
compensation
1.5V
Humidity 10% ~ 90%
Temperature
-20 ~ +70℃
Power
Consumption
10W
Power Supply 100VAC ~ 240VAC, 50/60Hz Product Weight 0.5Kg
Case Dimension W160 x H44x D100mm
NOTE: All nominal levels are at ±10%.
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PC Graphics/Stereo Audio Selection Switcher
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PTN Electronics Limited www.PTN-electronics.com
The switching command: RS232 controlling
Communication protocol:
Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none
ASCII protocol Function Description
1B1. Switching from input 1 to the output
2B1. Switching from input 2 to the output
AV 01->01 Feedback command when switching the 1
AV 02->01 Feedback command when switching the 2
WVG2 System information of the device
PTN 1.0 Firmware version of the device
System Diagram
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