Kramer Electronics VP-128H Request Audio Parameter, Increase / Decrease Audio Parameter, Value

Models: VP-128H

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Communication Protocols

“Request Audio Parameter”

Request: 0x19 <input/output> 0x00 <machine>

Response: 0x59 <input/output> <value> <machine>

Action: Request an audio parameter of a specified input/output

The “Request Audio Parameter” command is used to retrieve a parameter on an input or output. This command is precluded by an “Audio Parameter Settings” command, used to set further properties for this command. Example:

 

 

Command

Meaning

Command To Switcher

0x19

0x85

0x00 0x81

Request audio parameter for in/out 5

Response From Switcher

0x59

0x85

0xff 0x81

In/out 5 has a value of 127

“Increase / Decrease Audio Parameter”

Request: 0x18 <input/output> <value> <machine>

Response: None

Action: Increases or decreases a specified audio parameter

The “Increase / Decrease Audio Parameter” command is used to adjust input or output values on the left, right, or both audio channels. This command is precluded by an “Audio Parameter Settings” command, used to set further properties for this command. Use the table below for value options.

Value:

0 – Increase Output

1 – Decrease Output

2 – Increase Left Output

3 – Decrease Left Output

4 – Increase Right Output

5 – Decrease Right Output

6 – Increase Input

7 – Decrease Input

8 – Increase Left Input

9 – Decrease Left Input

10 – Increase Right Input

11 – Decrease Right Input

Example:

 

Command

Meaning

Command To Switcher

0x18 0x85 0x80 0x81

Increase output value on output 5

Response From Switcher

 

 

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Kramer Electronics VP-128H user manual Request Audio Parameter, Increase / Decrease Audio Parameter, Value

VP-128H specifications

Kramer Electronics VP-128H is an advanced video processor designed to meet the demands of professional AV applications. It excels in delivering high-quality video and audio signals with versatility and efficiency. The VP-128H is particularly ideal for locations that require multi-screen setups such as control rooms, corporate presentations, and large venues.

One of the standout features of the VP-128H is its ability to handle video resolution up to 4K at 60Hz. This ensures that users can enjoy crisp and clear imagery, making it suitable for high-resolution content and detailed visuals. The unit supports a wide range of video formats including HDMI, which allows for seamless integration with modern audio-visual systems.

The VP-128H utilizes advanced scaling technology that upscales lower-resolution sources to match the output display’s resolution. This feature is especially beneficial in environments where various source materials are used, ensuring that the visual quality remains consistent and impressive across all platforms. Additionally, the processor incorporates a powerful video processing engine, enabling real-time control of various video parameters such as brightness, contrast, and color correction.

Flexibility is another key characteristic of the VP-128H. It boasts multiple input options, allowing users to connect multiple sources without hassle. The intuitive layout makes it easy to switch between sources and manage outputs effectively. The device also supports video wall configurations, which is essential for creating stunning display environments where multiple screens are seamlessly synced.

In terms of connectivity, the VP-128H offers both HDMI and HDBaseT options, ensuring that users can effectively transmit high-definition content over long distances without signal degradation. The HDBaseT technology is particularly noteworthy as it allows for the extension of 4K video, audio, Ethernet, and control signals over a single CAT5e/6 cable, providing a streamlined installation process.

The user-friendly design includes an intuitive web-based interface, making it straightforward to configure settings and monitor performance remotely. This is a significant advantage for system integrators and operators who require quick adjustments without the hassle of navigating through complex menus.

With robust build quality and reliability, Kramer Electronics VP-128H is designed to withstand the demands of high-usage environments. It’s a versatile solution suitable for a range of professional applications, ensuring that users achieve optimal audio-visual performance consistently. Whether in corporate settings, educational institutions, or events, the VP-128H delivers exceptional quality and flexibility.