> For the complete documentation index, see [llms.txt](https://docs.lmms.io/user-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.lmms.io/user-manual/jp_2/6-built-in-effects/6.1-amplifier.md).

# 6.1 Amplifier

![Amplifier](https://2299305010-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LRtsae7H2l0Wn3A4biK%2F-LuiRuhRYbkiR4c_Ffel%2F-LuiS2zD4GMkESzyujWB%2Fimage.png?alt=media\&token=04d6e395-209b-4f07-9b8c-c7bd4d74abf9)

A simple two-stage amplifier, adjusts volume or panning of the audio without any other change.

Vol/pan controls the volume/panning of the first stage amplifier. Left/right controls the left and right channel gain of the second stage amplifier.

The stages are serial (cumulative).