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Overview 

KRAMER ELECTRONICS, LTD.

 

2

3  Overview 

The high performance 

123Vxl 

Differential Video Line Amplifier

 splits an input 

source to 3 identical outputs. In particular, the 

123Vxl

Uses special differential amplifying circuitry that eliminates common 

mode noise and hum problems commonly found in long video lines, almost 

completely isolating the input from the outputs 

Comes with an extra wide bandwidth of 425 MHz 
Includes recessed gain and equalization trimmer controls to compensate 

for signal losses inherent in long cable runs 

Achieving the best performance means: 

Connecting only good quality connection cables, thus avoiding 

interference, deterioration in signal quality due to poor matching, and elevated 

noise levels (often associated with low quality cables) 

Avoiding interference from neighboring electrical appliances that may 

adversely influence signal quality 

Positioning your 

123Vxl 

Differential Video Line Amplifier

 in a location 

free from moisture and away from excessive sunlight and dust 

4  Your Differential Video Line Amplifier 

Figure 1 and Table 1 define the 

123Vxl 

Differential Video Line Amplifier

 

Figure 1: 123Vxl Differential Video Line Amplifier 

Summary of Contents for 123Vxl

Page 1: ...Kramer Electronics Ltd USER MANUAL Model 123Vxl Differential Video Line Amplifier...

Page 2: ...Video Line Amplifier Units 3 6 Technical Specifications 4 Figures Figure 1 123Vxl Differential Video Line Amplifier 2 Figure 2 Connecting 123Vxl Differential Video Line Amplifier Units 4 Tables Table...

Page 3: ...eo Line Amplifier This product is ideal for Professional display systems that require long distance delivery of high quality video CCTV medical and sports applications Retail stores delivering an iden...

Page 4: ...e for signal losses inherent in long cable runs Achieving the best performance means Connecting only good quality connection cables thus avoiding interference deterioration in signal quality due to po...

Page 5: ...n each unit to the appropriate video acceptors5 as required 4 Release the TERM switch selecting Hi Z on all units except on the last fifth unit Push in the TERM switch on the last fifth unit selecting...

Page 6: ...1 video CV IN differential 1Vpp 75 on a BNC type connector 1 video LOOP differential 1Vpp 75 on a BNC type connector Outputs 3 video 1Vpp 75 on BNC type connectors Video Bandwidth 425 MHz 3dB Coupling...

Page 7: ...iginal dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address a...

Page 8: ...m P N 2900 001031 REV 2 For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com Updates to this user manual may be found at http www k...

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