12-Input Presentation Switcher (TK-PS121)

Compatible with S-video, C-video and VGA signals, with stereo audio.
It scales these video signals up to the two simultaneous video outputs(2 VGA.
The video is compatible with NTSC 3.58, NTSC 4.42, PAL, and SECAM.
12-channel audio-follow video switching inputs, the audio is adjustable and pre-settable.
Three MIC inputs(no phantom power). MIC volume can be separately adjusted and pre-set.
Audio mixing function, line audio can be mixed with MIC.
Video resilution adjustable, ranging from 800*600@60Hz to 1280*1024@60Hz(4: 3 display), 480P to 720P(16: 9 display).
1U height, rack-mountable aluminium enclosure.
An LED indicator shows you the system & switching information of the product.
IR remote cintrol. Default IR remote to control all the funations of the scaler switcher.
RS232 serial control port. Public command, works with third-party devices.
Optional TCP/IP control, it can be cintrolled through TCP/IP.
Internal iinternational power supply (100Volt~240Volt AC, 50/60Hz).
All models are equipped with an internal, auto-switching power supply that has all applicable safety certifications.

Video input Video output
Input 4 Computer graphics
4 S-video
4 composite video output 2 computer graphics picture(VGA)
Input connector VGA(15 pin HD), female connctor
4-pin mini DIN
RCA female connecter ouput connector VGA(15 pin HD), female connctor

Video signal RGBHV, RGBs, RGsB, RsGsBs;
NTSC 3.58, NTSC 4.42, PAL, SECAM Video signal RGBHV, RGBs, RGsB, RsGsBs;
NTSC 3.58, NTSC 4.42, PAL, SECAM
Video General
Resolution range 1280*1024@60Hz;
1024*768@60Hz(default);
800*600@60Hz
720P, 576P, 480P Bandwidth Composite video: 150MHz
S-videoL150MHz
VGA: 375MHz
Gain 0 dB

Maximum pixel colck 165MHz Video impedance 75Ω
VGA crosstalk <-50dB@5MHz Input/output level 0.5V~2.0Vp-p
Audio input Audio output
Input 12 stereo audio for line audio mono audio for MIC audio output 2 Stereo audio for line audio
Input connecter 8 RCA for composite video & suoer audio
4.3.5mm for VGA audio
3 mono audio for MIC audio Output connecter 2 RCA for line audio
Input impedance >10Ω Output impedance 50Ω
Audio General
Frequency response 20Hz~20kHz CMRR >90dB@20Hz~20kHz
Stereo channel separation >80dB@1kHz Audio connector Mini jacks; Tip(L), ring(R); Sleeve(GND)

Control parts
Serial control port RS-232, IR remote, buttons, 9-pin female D connector Pin Configurations 2=TX, 3=RX, 5=GND
Options TCP/IP control
General
Power supply 100VAC~240VAC, 50/60Hz Power consum 25W
Temperature -20----70° C Humidity 10%~90%
Case dimension W483*H44*D235mm
(1U high, full rack wide) Product weight 1.5kg