This guide assumes you are using an dedicated astrophotography camera and setup.
For users with a standard general-purpose digital SLR or mirrorless camera and lens check out the DSLR Imaging Guide
For an introduction to the concepts of Astropohotography, see Astrophotography
This page describes a more advanced setup that can automate these tasks and can be used to run an imaging session from start to finish.
All these devices are connected to a PC of some sort to control everything and run the sequencing software.
The most popular one seems to be an free one called N.I.N.A., at least on Windows. There are commercial apps as well (like Sequence Generator Pro and SharpCap).
We have created a N.I.N.A. Imaging Walkthrough video of how one of the devs images with his OAM.
The operation of OAM using this configuration is generally: