# 3. OBS and Dome

Example for sending media over NDI using OBS

# Installing OBS

Download OBS from the official website
If you're using OBS from your own laptop/pc, make sure to install the NDI Drivers.
If your working on the Blackbox Dome Media computer, you don't need to install anything.

[![](https://bookstack.hku.nl/uploads/images/gallery/2022-11/scaled-1680-/image-1668604043657.jpg)](https://bookstack.hku.nl/uploads/images/gallery/2022-11/image-1668604043657.jpg)

[OBS_Reference_Manual.pdf](https://bookstack.hku.nl/attachments/1)

# Adjusting the Canvas Size

Go to the top menu OBS -> Preferences -> Video Change the Base (Canvas) Resolution to 4000x4000 px Change the Output (Scaled )Resolution to 4000x4000 px Leave the FPS to 60

in case of lag on the line, change resolution to 2000 x 2000 px (canvas & scaled)

<span style="color: rgb(0, 0, 0); font-family: 'gg sans', 'Noto Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: left; text-indent: 0px; text-transform: none; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: break-spaces; display: inline !important; float: none;"><span style="color: rgb(0, 0, 0); font-family: 'gg sans', 'Noto Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: left; text-indent: 0px; text-transform: none; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: break-spaces; display: inline !important; float: none;">equirectangular</span>: 2000x1000</span>