Eugene Petrovich Lozovoy
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Description
ZX-MultiSound (rev.A1)
Sound card for ZX Spectrum (NemoBus).
Tech specs:
* TurboSound FM (2xYM2203)
* General Sound (12MHz, 1024Kb of RAM)
* SAA1099 (use port #FF/#1FF to access SAA chip, write #F7/#FF to #FFFD port to enable/disable SAA)
* SounDrive (ports #0F, #1F, #4F, #5F)
* MIDI (controlled via YM(AY) chip - compatible with ZX Spectrum 128K / ZXUNO)
* Low profile PCB: 170x64mm
* 5V and 12V power required
* 4x 1-bit digital DACs for GS and SounDrive
Sound card has been tested only with ZX Evolution. You can use it with another computer at your own risk.
Schematic and Layout
Nov 19,2022
1,640 views
ZX-MultiSound (rev.A1)
2 Layers PCB 63.6 x 170 mm FR-4, 1.6 mm, 1, HASL with lead, Green Solder Mask, White silkscreen
ZX Spectrum soundcard for NEMOBUS/ZXBUS
1640
5
0
Published: Nov 19,2022
Download Gerber file 28
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File Last Updated: 2024/01/04 (GMT+8)
File update record
2024-01-0409:23:38
Centroid file is updated.
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