Acorn BBC Model B+ 128
I have main unit.
type computer
country UK
year 1981
os BBC Basic
cpu MOS 6502
speed 1,8 MHz
ram 128 KB
graphic 640 x 256
colors 2,4,16 colors
sound 3 channels, 1 noise channel, 7 octaves
ports RF, BNC video, RGB video, RS423, cassette, Analogue in, Econet, Tube interface, 1 MHz BUS, user port, Printer, disk