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The YM2413, a.k.a. OPLL, is a 9-voice FM synthesis sound chip manufactured by Yamaha Corporation. It is related to Yamaha's OPL family of FM synthesis chips, being a cost-reduced version of the YM3812 (OPL2). It has nine concurrent FM channels with two operators per channel, and features a percussion mode (or rhythm mode) that turns the last three…
The analysis highlights Companies, Variants and Overview as prominent areas in the source structure around Yamaha YM2413.
Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.
Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
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The extracted context around Yamaha YM2413 shows recurring relationship patterns in the source. For example, Yamaha YM2413 → sound chip Another extracted example is Yamaha YM2413 → 1986. Use these groups to spot repeated connection types before inspecting the individual relationships.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
ym2413 fm yamaha also different chip sound patches dac used built pinout um3567 two built-in game machines variants msx removed
TTTA extracted 4 structured relationships around Yamaha YM2413. Examples in this analysis include Yamaha YM2413 → Component type → sound chip and Yamaha YM2413 → First produced → 1986. The table shows each extracted connection, where it came from and its confidence.
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Yamaha YM2413 | Component type | sound chip | 1.00 | infobox |
| Yamaha YM2413 | First produced | 1986 | 1.00 | infobox |
| Yamaha YM2413 | Invention year | 1 July 1986 | 1.00 | infobox |
| Yamaha YM2413 | Manufacturer | Yamaha | 1.00 | infobox |
The concept neighborhoods around Yamaha YM2413 bring nearby vocabulary together. In this analysis, examples include Different, Fm and Pinout. Use the clusters to find adjacent concepts and terminology that may deserve separate research.
For Yamaha YM2413, one of the stronger structural bridges in this analysis connects Yamaha YM2413 with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.
TTTA analyzes the structure around Yamaha YM2413 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Companies, Variants & Overview, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.
Source: Wikipedia — Yamaha YM2413 · EN edition · Analysis: TopicsToTalkAbout