# :MEASure:CLOCk:PPERiod:UREFerence:VALue

Period - Period Commands

- :MEASure:CLOCk:PPERiod
- :MEASure:CLOCk:PPERiod:EDIRection
- :MEASure:CLOCk:PPERiod:FAVorite
- :MEASure:CLOCk:PPERiod:LOCation?
- :MEASure:CLOCk:PPERiod:NPERiods
- :MEASure:CLOCk:PPERiod:OCCurrences
- :MEASure:CLOCk:PPERiod:REGion
- :MEASure:CLOCk:PPERiod:SOURce
- :MEASure:CLOCk:PPERiod:STATus?
- :MEASure:CLOCk:PPERiod:STATus:DETails?
- :MEASure:CLOCk:PPERiod:STATus:REASon?
- :MEASure:CLOCk:PPERiod:UREFerence:STATe
- :MEASure:CLOCk:PPERiod:UREFerence:VALue

## Command Syntax

    :MEASure:CLOCk:PPERiod:UREFerence:VALue <time_location>

<time_location> is a double.

## Query Syntax

    :MEASure:CLOCk:PPERiod:UREFerence:VALue?

## Description

When a user-defined horizontal reference location is enabled (see `:MEASure:CLOCk:PPERiod:UREFerence:STATe`), this command specifies its time location with respect to the trigger (t = 0) location.