Were both Memotech MTX and TEC-1 single-board kit computers?
Memotech MTX The Memotech MTX500, MTX512 and RS128 were a series of Zilog Z80A processor-based home computers released by Memotech in 1983 and 1984. They were technically similar to MSX computers, but were not compatible.
Videoton TV-Computer The TV-Computer (or TVC in short) is an 8-bit home computer which was mmanufactured by the Hungarian company Videoton around 1986. The computer was based on the Enterprise (computer) and had a built-in BASIC interpreter. Programs could be loaded via tape or floppy. It had a built-in joystick and a keyboard with Hungarian letters and nine function keys.