{"product_id":"re2-ym2149-ymz284-project-re-birth-2nd-sound-card","title":"RE2-YM2149+YMZ284 - Project RE:birth 2nd Sound Card","description":"\u003ch2\u003eWhat is it?\u003c\/h2\u003e\u003cp\u003eProject RE-birth 2nd is the spiritual continuation of \u003ca href=\"https:\/\/web.archive.org\/web\/20210307031049\/ym2203.com\"\u003eProject RE-birth\u003c\/a\u003e — a legendary open hardware project dedicated to bringing classic sound chips back to life.\u003c\/p\u003e\u003cp\u003eIn 2021, for unknown reasons, the Japanese closed the ym2203.com website, deleted all public schematics, and stopped the distribution of all peripheral hardware. Even with money in hand, it became impossible to purchase any SPFM motherboard or rebirth module. This was deeply frustrating for enthusiasts worldwide.\u003c\/p\u003e\u003cp\u003eIn the absence of original hardware, I forked almost all RE-birth music modules to truly revive this project. My mission: make classic sound chips available to people all over the world — no internal meetings, no mystery stores, no hunger marketing, just long-term stock and fair play for everyone.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eRE2-YM2149+YMZ284\u003c\/strong\u003e is a dual PSG sound card designed for the SPFM series, featuring both the YM2149 and YMZ284 chips. The circuit is fully redesigned by myself and is compatible with the RE:birth bus. It can be used with SPFM Light, SPFM Lite, RESPFM, IAP-RESPFM and other compatible motherboards.\u003c\/p\u003e\u003ch2\u003eAbout the Chips\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eYM2149\u003c\/strong\u003e (also known as SSG — Software-controlled Sound Generator) is Yamaha's enhanced version of the legendary AY-3-8910 PSG chip. It delivers 3 square-wave tone channels plus a noise channel, and was famously used in the MSX computer, Sharp X68000, Atari ST, and many arcade systems. Its warm, characteristic chiptune sound is instantly recognizable to retro gaming fans.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eYMZ284\u003c\/strong\u003e is a compact, single-supply PSG chip fully compatible with the AY-3-8910 register set, making it a drop-in companion for PSG-based systems. Together, these two chips on a single module give you rich, layered PSG sound with maximum compatibility.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDual PSG configuration: YM2149 (SSG) + YMZ284 on one module\u003c\/li\u003e\n\u003cli\u003eCompatible with RE:birth bus standard\u003c\/li\u003e\n\u003cli\u003eWorks with SPFM Light, SPFM Lite, RESPFM, IAP-RESPFM and more\u003c\/li\u003e\n\u003cli\u003eClassic NE5532 dual op-amp for excellent audio output quality\u003c\/li\u003e\n\u003cli\u003eAdjustable volume control on-board\u003c\/li\u003e\n\u003cli\u003eExcellent digital-to-analog isolation for clean, noise-free sound\u003c\/li\u003e\n\u003cli\u003eStandardized RE:birth module form factor\u003c\/li\u003e\n\u003cli\u003eLong-term stock — always available, no artificial scarcity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSupported Chips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePSG\/SSG:\u003c\/strong\u003e YM2149, AY8910, JFC95101, KC89C72\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePSG (compact):\u003c\/strong\u003e YMZ284\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible Mainboards\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSPFM Light\u003c\/li\u003e\n\u003cli\u003eSPFM Lite (2 slots)\u003c\/li\u003e\n\u003cli\u003eRESPFM\u003c\/li\u003e\n\u003cli\u003eIAP-RESPFM (4 slots)\u003c\/li\u003e\n\u003cli\u003eSTM32-RESPFM (4 slots)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Did I Make It?\u003c\/h2\u003e\u003cp\u003eI referred to original rebirth module schematics and pictures, as well as the SPFM Tower schematic, to faithfully recreate this module. My dream is simple: to make SPFM and RE:birth modules available to everyone in the world — no gatekeeping, no mystery shops, fair play to all.\u003c\/p\u003e\u003cp\u003eThanks to the extensive experience accumulated in designing MegaMod and other RE:birth modules, this module was designed and validated within a week.\u003c\/p\u003e\u003ch2\u003eWhat Makes It Special?\u003c\/h2\u003e\u003cp\u003eThe RE2-YM2149+YMZ284 features a clean, minimal appearance with chip logos and key parameters printed on the board. It uses the classic \u003cstrong\u003eNE5532\u003c\/strong\u003e universal dual operational amplifier, delivering adjustable volume, excellent sound quality, and solid digital-analog isolation — fully in the spirit of Project RE:birth.\u003c\/p\u003e\u003cp\u003eHaving both YM2149 and YMZ284 on a single module means you get maximum PSG versatility in a single card slot — perfect for MSX, X68000, and AY-based music playback with authentic hardware sound.\u003c\/p\u003e\u003cp\u003eThe RE:birth module design philosophy pursues the ultimate in sound quality, standardized appearance, and thoughtful bus layout with proper ground plane isolation. This module honors that philosophy completely, making it both a functional audio tool and a piece of hardware worth studying — just like a textbook.\u003c\/p\u003e","brand":"Denjhang's Retro Hardware","offers":[{"title":"Default Title","offer_id":46113336164549,"sku":null,"price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/8507\/1813\/files\/2024-01-27T06_49_15.974Z-4542d7519172de14b42fbcf1251b90c5.jpg?v=1776840622","url":"https:\/\/denjhang.myshopify.com\/products\/re2-ym2149-ymz284-project-re-birth-2nd-sound-card","provider":"Denjhang's Retro Hardware","version":"1.0","type":"link"}