# Timecode

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Timecode Overview
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## Description

The Timecode tools allow users to monitor various timecode sources connected to the PHOTON network.

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**OPEN THE TIMECODE MODULE**

Select {System >Tools > Timecode} or press \[Alt+D].
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## Features

* **Master clock**: displays timecode received from the selected source in the Timecode list.
* **Timecode list**:  manage multiple timecode sources.
* **FPS dropdown menu**: select a framerate to interpret the received timecode.
* **Offset**: apply an offset onto the received timecode.
* **Timecode source type selection**:
  * **Linear**: (LTC) SMPTE timecode data encoded into an audio signal.
    * Select an option from the Audio Device dropdown menu. The device has to be available {I/O Manager > Audio Devices}.
    * Select an option form the Audio Channel dropdown menu.
    * Select the source’s sample rate from the samples slider.
    * Displays the average frequency of the received LTC.
  * **MIDI**: (MTC) [SMPTE timecode](https://en.wikipedia.org/wiki/SMPTE_timecode) data encoded into a series of small “quarter-frame” [MIDI](https://en.wikipedia.org/wiki/MIDI) messages.
    * Select a source option for the MIDI Device dropdown menu. The device has to be available {I/O Manager > MIDI}.
  * **OS Clock**: internal timecode data generated from the system clock.

## Module-related tasks

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td>Use Timecode in PHOTON</td><td><strong>Manage MIDI Timecode</strong></td><td><a href="../../step-by-step-tutorials/timecode/use-timecode-in-photon#2.-manage-midi-timecode">#2.-manage-midi-timecode</a></td><td><a href="https://3367113289-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LeXMIIOxhtPAaUBekVt%2Fuploads%2F4CitBvIF8lOSg97RpAa9%2Ftimecode_manage%20midi%20timecode.png?alt=media&#x26;token=b4cacec5-cf94-462d-927c-13887238003a">timecode_manage midi timecode.png</a></td></tr><tr><td>Use Timecode in PHOTON</td><td><strong>Manage Audio Timecode</strong></td><td><a href="../../step-by-step-tutorials/timecode/use-timecode-in-photon#2.-manage-audio-timecode">#2.-manage-audio-timecode</a></td><td><a href="https://3367113289-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LeXMIIOxhtPAaUBekVt%2Fuploads%2FnldgoIATZbO1MZLGnUqy%2Ftimecode_manage%20audio%20timecode.jpg?alt=media&#x26;token=605ea5b9-5dc6-4a50-b5d4-77d8e2d7f848">timecode_manage audio timecode.jpg</a></td></tr></tbody></table>