Timex Sinclair 1000
The powerhouse computer of 1982!
Timex Sinclair sites of interest:
Timex Sinclair
Retrothusiast
TS1000/ZX81 Emulator
Emulinks.de
If you’re a real enthusiast about a 2K, 3.25MHz computer then you can search eBay.
Although now days you can get more power out of a Raspberry Pi.