Spectravideo
Spectravideo was a US company making MSX computers. The company was founded in 1977 as SpectraVision. In the early days they made video games for Atari 2600 and VIC-20.Their first computers were SV-318 and SV-328. Both was powered by a Z80 at 3.6 MHz, but differed in the ammount of RAM. SV-318 had 16 KB and SV-328 had 64 KB.
The last computer produced was the SVI-838, aka X'Press 16, but the company still operated under the name Logic 3.