
Kramer Electronics, Ltd.
Preliminary
USER MANUAL
Models:
VS-44AV, 4x4 Video Audio Matrix Switcher
VS-81AV, 8x1 Video/Audio-Stereo Switcher
VS-81AYC, 8x1 s-Video/Audio-Stereo Switcher
VS-81V, 8x1 Video Switcher
VS-81X, 8x1 Balanced Audio Switcher

Contents
Contents
1 Introduction 1
2 Getting Started 1
3 Kramer Mechanical Switchers 2
3.1 Your VS-44AV 4x4 Video Audio Matrix Switcher 2
3.2 Your VS-81AV 8x1 Video/Audio-Stereo Switcher 3
3.3 Your VS-81AYC 8x1 s-Video/Audio-Stereo Switcher 4
3.4 Your VS-81V 8x1 Video Switcher 5
3.5 Your VS-81X 8x1 Balanced Audio Switcher 7
4 Connecting Kramer Mechanical Switchers 8
4.1 Connecting a VS-81V 8x1 Video Switcher 8
4.2 Connecting a VS-81X Balanced Audio Switcher 9
4.3 Connecting a VS-81AV 8x1 Video/Audio-Stereo Switcher 10
Figures
Figure 1: VS-44AV 4x4 Video Audio Matrix Switcher 2
Figure 2: VS-81AV 8x1 Video/A udio-Stereo Switcher 3
Figure 3: VS-81AYC 8x1 s-Video/Audio-Stereo Switcher 5
Figure 4: VS-81V 8x1 Video Swit c he r 6
Figure 5: VS-81X 8x1 Balanced Audio Switcher 7
Figure 6: Connecting a VS-81V 8x1 Video Switcher 8
Figure 7: Connecting a VS-81X Balanced Audio Switcher 9
Figure 8: Connecting a VS-8 1AV 8x1 Video/Audio-Stereo Switcher 10
Tables
Table 1: VS-44AV Functions 2
Table 2: VS-44AV Technical Specifications 3
Table 3: VS-81AV Functions 4
Table 4: VS-81AV Technical Specifications 4
Table 5: VS-81AYC Functions 5
Table 6: VS-81AYC Technical Specifications 5
Table 7: VS-81V Functions 6
Table 8: VS-81V Technical Specifications 6
Table 9: VS-81X Functions 7
Table 10: VS-81X Technical Specifications 7

Introduction
1 Introduction
Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been
providing a world of unique, creative, and affordable solutions to the vast
range of problems that confront the video, audio, presentation, and
broadcasting professional on a daily basis. In recent years, we have
redesigned and upgraded most o f our line, making the best even better! Our
1,000-plus different models now appear in 11 groups
1
that are clearly
defined b y function.
Thank you for purchasing your Kramer mechanical switcher, which is ideal
for a system in which a passive, hard-wired signal path is preferred.
2 Getting Started
We recommend that you:
• Unpack the e quipment carefully and save the original b ox and
packaging materials for possible future shipment
• Review the contents of this user manual
• Use Kramer high-performance high-resolution cables
Each package includes the following items:
• The one or more Kramer mechanical switchers
3
• This user ma nual
2
To achieve the best performance:
• Use only good quality connection cables to avoid interference,
deterioration in signal quality due to poor matching, and elevated
noise levels (often associated with low quality cables).
• Avoid interference from neighboring electrical appliances that
may adverse ly influence signal quality and position your Kramer
switcher away from moisture, excessive sunlight and dust
1 GROUP 1: Distribution Amplifiers; GROUP 2: Switchers and Matrix Switchers; GROUP 3: Control Systems;
GROUP 4: Format/Standards Converters; GROUP 5: Range Extenders and Repeaters; GROUP 6: Specialty AV Products;
GROUP 7: Scan Converters and Scalers; GROUP 8: Cables and Connectors; GROUP 9: Room Connectivity;
GROUP 10: Accessories and Rack Adapters; GROUP 11: Sierra Products
2 The complete list of Kramer cables is on our Web site at
3 Download up-to-date Kramer user manuals from our Web site at http://www.kramerelectronics.com
http://www.kramerelectronics.com