You’ve heard it. Even if you don’t think you have.

format is an older standard for sample-based synthesis. Because modern DAW software and plugins (like ) typically use the more versatile

Technically, it is a file rather than a standard SoundFont ( .sf2 ), and it serves as the sound source for the Microsoft GS Wavetable Synth . Key Details File Name: gm.dls (Roland GM/GS Sound Set). Manufacturer: Licensed from Roland by Microsoft.

Ask any composer over the age of 35 about gm.dls . You will likely get a grimace—or a smile of deep nostalgia.