Features

MAV 128 RCA model

Inputs — These switchers offer 12 NTSC 3.58, NTSC 4.43, PAL, and SECAM composite video inputs on BNC connectors.

Unbalanced stereo audio is input on left and right RCA connectors.

Outputs — 4 or 8 composite video outputs are available on BNC connectors.

Unbalanced stereo audio is output on left and right RCA connectors.

Audio gain/attenuation — Users can set the input level of audio gain or attenuation (-15dB to +9dB) via the RS-232/RS-422 link or from the front panel. Individual input audio levels can be adjusted so there are no noticeable volume differences between sources (figure 1-5).

dBu

VU

 

 

 

 

+19

15

 

 

dBu

VU

+16

12

 

 

+19

15

+13

9

 

 

+16

12

+10

6

 

 

+13

9

+7

3

 

 

+10

6

+4

0

 

 

+7

3

+1

-3

 

VCR

+4

0

-2

-6

Audio

+1

-3

-5

-9

 

-2

-6

-8

-12

inputs

 

-5

-9

-12

-15

-8

-12

Low audio

-12

-15

Output

output level

 

CONTROL

I/O

level

 

 

VIDEO

 

dBu

VU

MAV SERIES SWITCHER

Audio system

+19

15

 

+13

9

Audio

MAV Series switcher

+16

12

 

 

+10

6

inputs

 

+7

3

 

 

+4

0

 

No noticeable volume

+1

-3

 

 

differences between sources

-2

-6

 

-5

-9

 

 

-8

-12

 

 

-12

-15

 

 

High audio

CD jukebox

output level

 

Figure 1-5 — Audio gain and attenuation

Audio follow — Audio can be switched with the corresponding video input, allowing any audio signal to be selected with any video signal simultaneously to one or all outputs in any combination. Audio follow switching can be done via front panel control or under RS-232/RS-422 remote.

Audio breakaway — Audio can be broken away from its corresponding video signal. Audio breakaway switching can be done via front panel control or under RS-232/RS-422 control.

MAV Series Switchers • Introduction

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Extron electronic manual Features, MAV 128 RCA model

MAV specifications

Extron electronics are renowned for their cutting-edge technology in the realm of AV systems and distribution solutions. Among its notable products, the MAV series stands out as an advanced tool for managing audio/video signals across various applications. The Extron MAV, or Multi-Format Audio/Video Switcher, provides a seamless approach to switching between multiple sources effortlessly, making it an integral component in modern AV setups.

One of the main features of the Extron MAV is its multi-format switching capability. It supports a wide variety of video signals, including HDMI, VGA, display port, and composite video, allowing users to connect different devices without worrying about compatibility issues. This versatility is particularly beneficial in environments such as classrooms, conference rooms, and auditoriums, where multiple input sources like laptops, projectors, and other multimedia devices are commonly used.

Another significant characteristic of the MAV series is its robust audio integration. The MAV not only switches video signals but also routes audio through its built-in audio switcher. This feature simplifies the workflow by allowing users to manage audio from the same interface, ensuring synchronized audio and video output. The device also supports advanced audio features, including audio de-embedding and analog audio outputs, making it suitable for complex AV systems.

The MAV employs Extron's proprietary technologies to enhance signal integrity. For instance, it adopts advanced signal processing to prevent degradation of video quality, maintaining a clear and crisp image even over long distances. The incorporation of automatic switching allows for a quick transition when the active source changes, ensuring minimal downtime during presentations.

The intuitive user interface of the MAV is another defining characteristic. It can be controlled through a dedicated touchscreen or via a web-based interface, providing flexibility in how users interact with the system. Additionally, the MAV can be integrated with control systems like Extron’s Global Scripter, enabling customized automation and enhanced interactivity.

In summary, the Extron MAV exemplifies advanced AV technology with its multi-format switching, integrated audio management, superior signal processing, and user-friendly interface. Its adaptability and robust performance make it an essential tool for professional AV environments, catering to a broad range of applications and ensuring a seamless experience for users and audiences alike. Whether in educational settings, corporate environments, or entertainment venues, the Extron MAV consistently delivers high-quality audio and video performance.