The Wozblaster Reloaded
cristianoag·wozblaster·hardware/reloaded_v1.1/MSX OPL4 Wozblaster.kicad_pcb
The Wozblaster Reloaded is an open source PCB design by cristianoag: a 2-layer, 100 × 64.8 mm board with 46 components (22 distinct parts). It is built around the YMF278B-F, YAC513-M, 27C160, GAL16V8D and more. Filed under audio and retro computing.
Repository to host source files for the Wozblaster Reloaded
At its core is the OPL4 (FM Operator Type-L4) sound chip, which was developed by Yamaha and used in a variety of electronic musical instruments and computer sound cards.
With the WozBlaster OPL4 cartridge, MSX computer users can enjoy high-quality sound and create complex musical arrangements with ease.
The WozBlaster cartridge is an external sound device designed for the MSX platform. It is a clone of the Moonsound and allows access to the advanced capabilities of the OPL4 sound chip for MSX games and other OPL4-compatible music software. The cartridge was originally designed by Gustavo…

Built around
Parts list
46 components, 22 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | YMF278B-F | 80-QFP | IC2 |
| 1 | YAC513-M | 16SOP | IC3 |
| 1 | 27C160 27c160 | DIL42 | IC4 |
| 1 | GAL16V8D | DIL20 | IC5 |
| 2 | LF347 | SO14-2 | U2, U3 |
| 2 | KM684000ALG | SOP32L | U4, U5 |
| 1 | 33.8688 | HC49_S | Q1 |
| 1 | PJ-307 | PJ-307 | J1 |
| 1 | 10PF 10pF | C2.5-2 | C1 |
| 2 | 330NF 330nF | C2.5-2 | C2, C12 |
| 4 | 2.2NF 2.2nF | C2.5-2 | C3, C5, C6, C7 |
| 2 | 15NF 15nF | C2.5-2 | C4, C11 |
| 1 | 10uF 16V | E2,5-5 | C8 |
| 2 | 22uF 16v | E2,5-5 | C9, C10 |
| 7 | 100NF 100nF | C2.5-2 | C13, C16, C17, C18, C19, C20, C23 |
| 2 | 12PF 12pF | C2.5-2 | C14, C15 |
| 1 | 4.7uF 16v | E2,5-5 | C21 |
| 1 | D 470uF 16V (Tantalum) | D_7343-31R | C22 |
| 2 | 360 | 0204_7 | R1, R2 |
| 8 | 1k | 0204_7 | R3, R4, R5, R6, R8, R10, R11, R12 |
Show 2 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 100K 100k | 0204_7 | R7, R9 |
| 1 | 3.3K 3.3k | 0204_7 | R13 |
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