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When hooking up a complex setup of several devices, you may find 

yourself in a maze of wires, which is difficult to manage, cumbersome and 
possibly dangerous. The 

OMX-9040 3x1 Video Switcher

 offers an 

innovative solution to many of the problems arising from switching, editing 
and signal distribution. 

The 

OMX-9040 3x1 Video Switcher

 is simple-to-operate , tiny 

sized, having three Composite videoinputs and one Composite video output.  

 

The OMX-9040 can be used as: 

 

⌦ 

Video production studios and video field work, delivering 
undiminished quality video switching. 

⌦ 

Video showrooms, shops and CCTV applications. 

 

In the 

OMX-9040,

 video signals are switched by means of digital 

control pulses during the Vertical Interval. 
 

 

Operation 

 

Connect all inputs to the sources to be switched, taking care to use the 
right high quality cables.  

Connect the output to the acceptor, again use high quality cables. 

Connect a 12 VDC power supply (wall transformer, car battery, 
battery belt etc.) to the DC in socket on the rear panel of the machine. 
Check for proper polarity. 

Turn on all units - sources, acceptor and the 

OMX-9040

 machine by 

applying power to it. 

If there is no video signal connected to input #1, then the 

OMX-9040 

machine operates as an electronic switcher without Vertical Interval 
switching.  

 

Application Hints 

 

⌦ 

In emergency cases, the 

OMX-9040 

may be operated using a 9 Volt 

battery as power source which will last for several hours. 

⌦ 

Use a Kramer 

OMX-7019 

to distribute the output of the 

OMX-9040 

up

 

to five acceptors (the 

OMX-7019

 is also 12V DC fed.) 

⌦ 

The Vertical Interval Switching capability of the 

OMX-9040 

allows 

to use the unit as an inexpensive backup for a big studio switcher.  

 
 
 
 

Technical Specifications:            

 

INPUTS:

  

 

3 composite video 1Vpp/75 

 on BNC type connectors. 

OUTPUT:

 

 

1 composite video, 1 Vpp/75 

 on a BNC type connector. 

VIDEO BANDWIDTH:

 

46 MHz. -3dB. 

 

 

SWITCHING:

   Vertical 

interval. 

DIFF. GAIN: 

  0.58%. 

DIFF. PHASE:

   0.44 

deg. 

K-FACTOR: 

  <0.05%. 

  

MAX. VIDEO OUTPUT:

 1.5Vpp/75 

Ω.

 

VIDEO S/N RATIO:

 75 

dB.     

CROSSTALK:

   -50dB. 

POWER SOURCE:

 12VDC 

40mA. 

DIMENSIONS:

 

 

11.7cm x  6cm x 3.2cm (4.6"x2.4"x1.3", W, D, H.). 

WEIGHT:  

 

0.3 Kg. (0.67 Lbs.) approx. 

ACCESSORIES:

   

12VDC power supply. 

 

Please note that if the output signal is disturbed or interrupted by very strong 
external electromagnetic interference it should return and stabilize when 
such interference ends. If not, turn the power switch off and on again to reset 
the machine. 

 

 
 

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