Ym2413+instrumentsbin !new! Jun 2026

The , also known as the OPLL (FM Operator Type-LL), is a cost-reduced FM synthesis chip famous for powering the sound of the Japanese Sega Mark III (Master System) and various MSX computers 0;8bf;. Unlike its more powerful siblings, the YM2413 relied on a set of 15 hardcoded instrument presets (plus 5 rhythm sounds) stored in an internal ROM 0;17;.

The , also known as OPLL (FM Operator Type-LL), is a vintage 9-channel FM synthesis sound chip released in 1986. It was famously used in the Japanese Sega Master System , MSX2 computers, and various arcade machines. ym2413+instrumentsbin