Created when Jack Tramiel left Commodore and took over '[[Atari]. 

'[#[Specifications]
The Atari ST typically features a Motorola 680x0 CPU @ 8 MHz and either 512 or 1024Kb of RAM, that can be extended up to 4Mb.
Music-wise, it has integrated midi and the '[[AY YM (soundchip)[YM2149F soundchip]. The ST'[~s]E'[/~s] also has a chip able to play back 8-bit samples at up to 50KHz, allowing it to play Amiga modules (at a higher CPU cost).

'[#[Competition]
Atari ST is used in the following formats:
- '[[aym (format)[aym]

'[#[Tools]
- '[[maxYMiser]
- '[[Vortex Tracker II]

'[#[See also]
- '[[Atari]
- '[[AY YM (soundchip)]
- '[[I am new to ST YM trackers]
- '[l[https://en.wikipedia.org/wiki/Atari_ST[Wikipedia page]