Audio Format Details Model, Group | Extron electronic DSC HD-3G A

Audio Format	Details	Model
Selection	Details	Model
Selection

None	Mutes all audio for the input.	Both

Analog	The audio from the 5-pole captive screw input	DSC 3G-HD A
	port is embedded in the HDMI output.

Analog	The audio from the 5-pole captive screw input	DSC HD-3G A
	port is embedded in the SDI output.

2CH Digital	Lets you select one pair of AES channels from	DSC 3G-HD A
(Default)	the available eight pairs. If a format other than
	two-channel digital is selected for the audio
	format, the menu to select the pair is disabled
	(see “Audio channels”).

LPCM-2Ch	Displays the selected HDMI input with a PCM	DSC HD-3G A
(Default)	two-channel EDID.

8CH Digital	Lets you select up to four pairs (eight	DSC 3G-HD A
	channels) of AES audio to be embedded in
	the HDMI output (see “Audio channels” ).

Multi-Ch	Displays the HDMI input with a multi-channel	DSC HD-3G A
	EDID (supports only multi-channel PCM
	audio).

SDI Audio Decode	Lets you select a pair of audio channels to	DSC 3G-HD A
	decode from a selected group.

•Audio Mute — This option lets you mute and unmute global audio. Press any arrow key to toggle between Off (default) and On.

•Input Gain / Attenuation — Select this option to set the gain and attenuation for analog audio inputs only (the range is -18 dB to +12 dB). The decibel level can be adjusted in increments of 1.0 dB. The default is 0 dB.

•SDI Decode Audio — (DSC 3G-HD A only) Select this option to select which pair of audio channels to decode and embed. Using this option or SIS commands (see the AES Audio Channel Selection and AES Audio Channel Group Selection commands on page 58), you can pick a group and a channel pair within that group.

Audio Channels

On the DSC 3G-HD A you can select channel pairs to embed, in addition to the audio input format. On the DSC HD-3G A, input format selection is available, but channel selection is not.

DSC 3G-HD A: Selecting Audio Channel Pairs

The available formats (modes) for the DSC 3G-HD A are analog, two-channel digital, and eight-channel digital. In two-channel mode, one of the eight channel pairs is embedded in the HDMI output. In eight-channel mode, four pairs are embedded.

The 16 channels are divided into four groups, each consisting of two channel pairs (four channels). The table below shows the channels contained within each group.

Group 1

Group 2

Group 3

Group 4

Ch Pair 1

Ch Pair 2

Ch Pair 1

Ch Pair 2

Ch Pair 1

Ch Pair 2

Ch Pair 1

Ch Pair 2

Ch 1

Ch 2

Ch 3

Ch 4

Ch 5

Ch 6

Ch 7

Ch 8

Ch 9

Ch 10

Ch 11

Ch 12

Ch 13

Ch 14

Ch 15

Ch 16

DSC 3G-HD A and DSC HD-3G A • Operation

DSC 3G-HD A, DSC HD-3G A specifications

Extron Electronics has long been a leader in the field of audiovisual solutions, and the DSC HD-3G A is a testament to the company’s commitment to high-quality video distribution and signal processing. This versatile device is designed specifically for applications that require the handling of high definition video signals, with support for 3G-SDI and HD-SDI formats.

One of the standout features of the DSC HD-3G A is its ability to automatically detect incoming signal formats. This feature simplifies setup and ensures compatibility with various video sources. The DSC HD-3G A supports resolutions up to 1080p, providing users with exceptional image quality and clarity crucial for events, presentations, and broadcasts.

A defining characteristic of the DSC HD-3G A is its robust signal processing capabilities. This includes not just straight signal pass-through but also the ability to handle time-base correction, ensuring a stable output regardless of the input signal's quality. The device employs advanced equalization technologies, which allow for long cable runs without signal degradation, a vital capability in professional environments such as studios and live event venues.

In terms of connectivity, the DSC HD-3G A boasts multiple 3G-SDI input and output connections, offering flexibility in routing signals to various displays or recording devices. The unit is designed with a compact form factor, making it easy to integrate into existing systems without taking up excessive space.

Reliability is another core characteristic of Extron products, and the DSC HD-3G A is no exception. Built with high-quality components and rigorous testing standards, this device ensures consistent performance even in demanding scenarios. Furthermore, users can take advantage of remote monitoring and control capabilities that facilitate easier management of the equipment from any location.

In summary, the Extron DSC HD-3G A offers an array of cutting-edge features that cater to the needs of professionals in the audiovisual sector. Its automatic signal detection, superior signal processing, extensive connectivity options, and reliability make it an invaluable tool for anyone seeking to distribute high-definition video signals with confidence and precision. Overall, this device exemplifies Extron's dedication to advancing audiovisual technology and meeting the ever-evolving demands of its users.