Spectra Video (SVI) 
SVI 328
svi_328

SpectraVideo 328

Technical Details
Released 1983
Country United States
Brand Spectra Video
Type Spectra Video (SVI)
Name SVI 328
CPU Class Z80
CPU Zilog Z80A @3.58MHz
Memory RAM: 32kB
VRAM: 16kB
Sound Chip General Instruments AY-3-8910 Programmable Sound Generator
Sound 3 wave channels + white noise
Display 40x24 text
32x24 16 color text, pattern based
256x192 16 color, 2 color per 8 pix.
Best Text 40x24
Best Color 16 colors
Graphics 246x192 in 16 colors