Here are ROMs for the Spectravideo SVI-328/318 computers,
three versions, and the SVI-806 (80-column card).

SVI806.ROM  SVI-806 Character ROM
SVI111.ROM  SVI-328/318 SV BASIC ROM version 1.11
SVI110.ROM  SVI-328/318 SV BASIC ROM version 1.10
SVI100.ROM  SVI-328/318 SV BASIC ROM version 1.00