Audio gain and attenuation | Extron electronic MAV Plus Series

Viewing and adjusting the input audio level (systems with audio BMEs\⤀

In systems that include a MAV Plus audio BME, the audio level of each input can be displayed and adjusted through a range of -18 dB to +24 dB, in 0.5 dB increments, to ensure that there is no noticeable volume difference among sources (figure 3-5). The audio level can be adjusted from the front panel or under serial port or Ethernet port control. The default audio level is 0 dB.

dBu	VU	Audio
+24	21	Inputs
+21	18	Inputs
+19	15
+16	12
+13	9
+10	6
+7	3
+4	0
+1	-3
-2	-6
-5	-9
-8	-12
-12	-15
-15	-18
-18	-21

Low Audio

Output Level

dBu	VU
+24	21
+24	21
+21	18
+19	15
+16	12
+13	9
+10	6
+7	3	Audio
+4	0	Audio
+1	-3	Inputs
-2	-6	Inputs
-5	-9
-8	-12
-12	-15
-15	-18
-18	-21

VCR

10 11 12 13 14

15 16

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48

49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64

1	2	3	4	5	6	7	8	9	10 11 12 13 14	15 16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64

MAV PLUS SERIES

MAV Plus 6464

Video BME (BME 0)

MAV PLUS SERIES

MAV Plus 6464

Audio BME (BME 1)

dBu		VU
+24		21
+21		18
+19		15
+16		12
+13		9
+10		6
+7		3
+4		0
+1		-3
-2		-6
-5		-9
-8		-12
-12		-15
-15		-18
-18		-21

Output

Level

Audio System

No noticeable volume differences between sources

High Audio
Output Level	CD Jukebox
	CD Jukebox

Figure 3-5 — Audio gain and attenuation

1.	Press the Esc button to clear any front panel button indications that may be lit.
2.	To enter Audio mode, press and hold the Audio button until the button starts
	blinking red, then release it.
3.	Press and release an input button to select an input. The output buttons
	display the audio level and polarity (+ or –) for the selected input; each output
	button indicates 0.5 dB when flashing and 1 dB of gain or attenuation when
	lit. Green output buttons indicate a gain (+) audio level and red buttons
	indicate an attenuation (–) level.
4.	Press and release the Esc (>) and View (<) buttons to increase and decrease
	the audio level.
5.	Press and release the Audio button to exit the Audio mode. The Audio button
	stops blinking.

N• Pressing the Enter or Preset button also exits Audio mode. Pressing the Preset button changes to Recall Preset mode.

•There is one audio level setting per input. The audio level setting is shared by the left and right audio inputs.

•The audio level settings are stored in non-volatile memory. When power is removed and restored, the audio level settings are retained.

CrossPoint 450 Plus and MAV Plus Switchers • Operation 3-35

MAV Plus Series specifications

Extron Electronics is a leading manufacturer of professional AV system integration solutions. Among its wide range of products, the MAV Plus Series and Ultra Series stand out for their advanced features and innovative technologies, catering to the needs of audio-visual professionals in various environments.

The MAV Plus Series, designed for efficient and flexible audio routing, provides reliable performance in various applications. It is characterized by its high-quality audio signal processing capabilities, which are essential for delivering clear and precise sound. One of the notable features of this series is the built-in audio mixing, allowing users to easily combine multiple audio sources. The MAV Plus Series supports both analog and digital audio formats, ensuring compatibility with a wide range of equipment.

Incorporating Extron's advanced technology, the MAV Plus Series features signal management tools that include automatic mixing, feedback suppression, and equalization. These tools not only enhance sound quality but also simplify the user experience, enabling quick adjustments in dynamic environments such as conference rooms, classrooms, and live events.

On the other hand, the Ultra Series is designed for users seeking high-performance audio routing and control in more demanding applications. This series is known for its robust construction and scalability, allowing for expansion as the needs of the organization grow. The Ultra Series offers an extensive range of inputs and outputs, including HDMI, which supports high-definition audio and video signals.

Ultra Series products are equipped with Extron's proprietary technologies like EDID Minder and Key Digital™, which ensure seamless compatibility and signal integrity between various devices. Additionally, the Ultra Series utilizes Ethernet control for centralized management, providing users with real-time monitoring and the ability to make adjustments remotely.

Both the MAV Plus and Ultra Series reflect Extron Electronics commitment to innovation and quality in the audio-visual space. They include user-friendly interfaces, making setup and operation straightforward even for those with limited technical expertise. With their comprehensive features, both series cater to professional AV installations, offering solutions that meet the needs of diverse applications across education, corporate, and entertainment sectors.

Investing in Extron’s MAV Plus and Ultra Series guarantees high-quality performance, adaptability, and long-term reliability, making them indispensable tools for audio-visual integration professionals.

Extron electronic MAV Plus Series manual Audio gain and attenuation

Models: MAV Plus Series

10 11 12 13 14

MAV Plus 6464

Audio BME (BME 1)

Figure 3-5 — Audio gain and attenuation

CrossPoint 450 Plus and MAV Plus Switchers • Operation 3-35

MAV Plus Series specifications

dBu		VU
+24		21
+21		18
+19		15
+16		12
+13		9
+10		6
+7		3
+4		0
+1		-3
-2		-6
-5		-9
-8		-12
-12		-15
-15		-18
-18		-21

dBu		VU
+24		21
+21		18
+19		15
+16		12
+13		9
+10		6
+7		3
+4		0
+1		-3
-2		-6
-5		-9
-8		-12
-12		-15
-15		-18
-18		-21

dBu		VU
+24		21
+21		18
+19		15
+16		12
+13		9
+10		6
+7		3
+4		0
+1		-3
-2		-6
-5		-9
-8		-12
-12		-15
-15		-18
-18		-21