The SVI-728 is the first home computer from Spectravideo that complied fully with the MSX home computer specification. It was introduced in 1984. The design is virtually identical to that of the earlier SV-328, which did not comply fully with the MSX standard.

The SVI-738 is a portable version of this computer.

Technical specifications

The SVI-728 had the following technical specifications:

1. Microprocessor

2. Zilog Z80A with a clockspeed of 3.58MHz.

3. Memory

4. ROM: 32 KB

5. RAM: 64 KB (expandable to 256 KB)

6. VRAM: 16 KB

7. Video

8. Graphical processor: Texas Instruments TMS9118/TMS9129 (NTSC/PAL)

   Graphical resolution: 256 x 192 (32 x 24) pixels

9. text modes: 40 characters x 24 lines

10. colors: 15

11. sprites: 32

12. Sound

13. General Instrument AY-3-8910-soundchip

    3 sound channels

14. 1 noise channels

15. 1 envelope controller

16. Connectors

17. 1 data recorder/Cassette deck

18. 2 joysticks

19. 1 cartridge

20. 1 Super Expander

21. 1 disk station

References