# Hz

Source: https://help.malighting.com/grandMA3/2.3/HTML/keyword_hz.html
This is grandocs, an unofficial mirror of MA Lighting documentation. For authoritative or safety-relevant information, cite the canonical page on help.malighting.com.

---
To enter the Hz (Hertz) keyword in the command line, type: **Hz**

## Description

The Hz (Hertz) keyword is used to set the speed of a fixture selection or a speed master using the unit hertz. 

## Syntax

**At Speed Hz \[Value]**

Master \[Master\_Number] At Hz \[Value]

## Examples

- To set the speed layer to 60 hertz, type:

|                                                                    |                                    |
| ------------------------------------------------------------------ | ---------------------------------- |
| ![](/img/grandma3/2-3/icon_commandline-input_logo_v2-0-59d23e.png) | User name\[Fixture]>At Speed Hz 60 |

 

- To set the first speed master to 3 hertz, type: 

|                                                                    |                                        |
| ------------------------------------------------------------------ | -------------------------------------- |
| ![](/img/grandma3/2-3/icon_commandline-input_logo_v2-0-59d23e.png) | User name\[Fixture]>Master 3.1 At Hz 3 |