# Yamaha YM2413

> FM synthesis sound chip by Yamaha

**Wikidata**: [Q1192638](https://www.wikidata.org/wiki/Q1192638)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Yamaha_YM2413)  
**Source**: https://4ort.xyz/entity/yamaha-ym2413

## Summary
The Yamaha YM2413 is an FM synthesis sound chip manufactured by Yamaha. It is a component of the Yamaha OPL series of sound chips, known for its frequency modulation synthesis capabilities. This chip was integrated into various systems and services, including MSX computers and videotex applications.

## Key Facts
*   Manufactured by Yamaha.
*   Utilizes frequency modulation synthesis.
*   Announced on June 3, 1986.
*   Published on July 1, 1986.
*   Part of the Yamaha OPL sound chip series.
*   Used in MSX 2+, FM-PAC, and MSX TurboR computer systems.
*   Applied in videotex (Captain) and teletext (JTES) services.
*   Also known by the aliases OPLL and FM Operator Type-LL.

## FAQs
### Q: What is the Yamaha YM2413?
A: The Yamaha YM2413 is an FM synthesis sound chip produced by Yamaha. It belongs to the Yamaha OPL series of sound chips.

### Q: Who manufactured the Yamaha YM2413?
A: The Yamaha YM2413 was manufactured by Yamaha.

### Q: What type of sound synthesis does the Yamaha YM2413 use?
A: The Yamaha YM2413 uses frequency modulation synthesis to generate sound.

### Q: When was the Yamaha YM2413 announced and published?
A: The Yamaha YM2413 was announced on June 3, 1986, and subsequently published on July 1, 1986.

### Q: What systems or services utilized the Yamaha YM2413?
A: The Yamaha YM2413 was used in computer systems such as MSX 2+, FM-PAC, and MSX TurboR. It also found application in videotex services like Captain and teletext services like JTES.

## Why It Matters
The Yamaha YM2413 holds significance as an early and widely adopted FM synthesis sound chip, playing a crucial role in enhancing the audio capabilities of various computing platforms and communication services. As a member of the Yamaha OPL series, it introduced frequency modulation synthesis to systems such as MSX 2+, FM-PAC, and MSX TurboR, thereby improving their sound generation. Its integration into videotex services like Captain and teletext services such as JTES highlights its contribution to enabling sound for emerging digital communication technologies. The YM2413 helped establish FM synthesis as a standard for sound in certain consumer electronics and personal computing environments during its operational period. Its presence in these diverse applications underscores its impact on the soundscape of late 1980s technology.

## Notable For
*   Being an FM synthesis sound chip within the Yamaha OPL series.
*   Its specific application in MSX 2+, FM-PAC, and MSX TurboR computer systems.
*   Its use in videotex (Captain) and teletext (JTES) communication services.
*   Its announcement and publication in 1986, marking its presence in the early adoption of FM synthesis.

## Body

### Overview
The Yamaha YM2413 is an integrated circuit designed for sound generation, developed and manufactured by Yamaha. It is characterized by its implementation of frequency modulation synthesis. The YM2413 is classified as a sound chip and is an integral part of the broader Yamaha OPL series of sound chips.

### Development and Release
The Yamaha YM2413 was officially announced on June 3, 1986. Following its announcement, the chip was published on July 1, 1986, making it available for integration into various electronic systems.

### Applications
The YM2413 was adopted across a range of platforms and services:
*   **Computer Systems**: It was notably used in several MSX computer models and peripherals, including the MSX 2+, the FM-PAC, and the MSX TurboR.
*   **Communication Services**: The chip also found application in digital communication technologies. Specifically, it was used for sound generation in videotex services, such as the Captain system, and in teletext services, including JTES.

### Nomenclature
In addition to its primary designation, Yamaha YM2413, the chip is also identified by several aliases. These include OPLL and FM Operator Type-LL.

### Classification
The Yamaha YM2413 is formally recognized as a component within the Yamaha OPL series. This series encompasses a family of sound chips developed by Yamaha, known for their sound synthesis capabilities.

## References

1. キャプテンアダプター用音源LSI 日本楽器が来月から販売. Dempa Shimbun Daily. 1986
2. 日本楽器が音源用LSI. Nikkei Sangyo Shimbun. 1986
3. Freebase Data Dumps. 2013