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INTERFACES

3

3

user will be required to correct the interference
at his own expense.

   Any changes or modifications to the unit not

expressly approved by ALTINEX, Inc. could
void the user’s authority to operate the
equipment.

ABOUT YOUR INTERFACE

2

There are a several varieties of computers and
computer video cards on the market today. There
are also numerous monitors and large screen data
projectors. When displaying a computer image on
a large screen projector or on a large screen
monitor, it often becomes clear that some
computers are not always compatible with certain
display devices. The

 VA6822

 is a computer video

interface designed to resolve this incompatibility.
The 

VA6822

 is a system interface, which can be

table mounted or rack mounted.

The 

VA6822

 is single input computer video

interface with audio. It is designed to interface up
to one VGA/SVGA/XGA/UXGA/MAC SUN or SGI
computer video source to two scan-rate compatible
presentation monitors or data projectors.

It is important to understand the general
capabilities of interfaces.

 

Interfaces do not change

the scan-rate or the resolution of the video signal.
An interface simply converts a computer video
signal to a pre-selected analog format.

The

 VA6822

 is a state-of-the art piece of

equipment with an exceptional combination of
compact size, advanced features, and very
competitive pricing.

TECHNICAL SPECIFICATIONS

3

FEATURES/

DESCRIPTION

AUDIO

VIDEO

GENERAL
No. of Inputs

1

1

Input Connector

3.5 mm stereo

jack

15-pin HD

Female

No. of Outputs

1 Main + 1

Local Monitor

1 Main + 1 Local

Monitor

Local Output
Connector

3.5 mm stereo

jack

15-pin HD

Female

Main Output
Connector

5-position

Terminal Block

5 BNC Female

Compatibility
Signal

Stereo or mono

unbalanced

audio

VGA/SVGA/

XGA/UXGA

MAC/SUN/SGI

and other analog

computer video

sources with

RGBS or

RGBHV signal

types & RGsB

(pass-through)

Table 1.

 VA6822

General

MECHANICAL
SPECIFICATIONS

Value

Depth (inches)

6.00 in. (153mm)

Width (inches)

8.5 in. (216mm)

½  rack wide

Height (inches)

1.76 in (44.7mm) 1U

Weight (pounds)

1.0 lb. (0.45kg)

Ship Weight (pounds)

1.6 lb. (0.73kg)

Material

Aluminum

Finish

Paint, ALTINEX Gray

Top Panel

Lexan Overlay

T

°

 Operating

10

°

C-35

°

C

T

°

 Maximum

50

°

C

Humidity

90

%

 non-condensing

MTBF (calculations)

40,000 hrs

 Table 2. 

VA6822

 Mechanical Specifications

Summary of Contents for System Interface Audio & Equalization VA6822

Page 1: ...INTERFACES MANUAL PART NUMBER 400 0103 001 PRODUCT REVISION 2 VA6822 SYSTEM INTERFACE WITH AUDIO EQUALIZATION USER S GUIDE...

Page 2: ...BNC CONNECTORS 5 HORIZONTAL POSITION ADJUSTMENT 5 HORIZONTAL DELAY REMOVAL 6 MOUNTING CAPABILITY 6 POWER REQUIREMENTS 6 BANDWIDTH 6 EQUALIZATION 6 APPLICATION DIAGRAM 8 INSTALLING YOUR INTERFACE 9 OPE...

Page 3: ...heavy objects on top of the VA6822 If the VA6822 is to be mounted to a table or wall use only ALTINEX made mounting accessories like brackets DA1293FC or DA1294FC and cables for optimum setup To turn...

Page 4: ...f interfaces Interfaces do not change the scan rate or the resolution of the video signal An interface simply converts a computer video signal to a pre selected analog format The VA6822 is a state of...

Page 5: ...h remote H position connector Power Power Input 100 240V AC 50 60Hz 0 4A Power Consumption 10 watts max Table 3 VA6822 Electrical Specifications VA6822 DESCRIPTION 4 The VA6822 has two key functions F...

Page 6: ...VA6822 it can provide RGSB RGBHV or RGBS output signals With these connectors the VA6822 can be connected to compatible data projectors using 3 coax 4 coax or 5 coax cables CONNECTOR MAIN DUAL OUTPUT...

Page 7: ...WIDTH The typical bandwidth of the VA6822 is 425 MHz The minimum bandwidth is 350 MHz This exceptionally high bandwidth allows passing of the third harmonics of the video signal thus maintaining the h...

Page 8: ...INTERFACES 7 7 DESCRIPTION OF VA6822 4...

Page 9: ...INTERFACES 8 8 APPLICATION DIAGRAM 5...

Page 10: ...V signals Step 6 Connect the main audio output from the VA6822 through the provided 5 position terminal block to the input of a sound system amplifier Step 7 Make sure that the dip switches are set as...

Page 11: ...in the OFF position By putting it in the ON position the duration of Vertical SYNC of the signal is reduced to 10ms This allows stability of the signal on a long run cable It is not recommended to use...

Page 12: ...S8155CA MS8165CA VGA local monitor output cable MS8126CA MS8156CA MS8166CA VGA input cable MAC MS8121CA MS8151CA MS8161CA MAC local monitor output cable MS8122CA MS8152CA MS8162CA MAC input cable SUN...

Page 13: ...d to the Interface It should turn GREEN when both power and a valid input signal is applied If the power LED is absent when the unit is turned ON return the VA6822 to the factory for repair 2 Make sur...

Page 14: ...o ALTINEX that you receive the products that you have ordered and that this product meets your expectations In the unlikely event that an ALTINEX product needs to be returned please follow the policy...

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