<s>
The	O
following	O
is	O
a	O
list	O
of	O
clones	B-General_Concept
of	O
Sinclair	O
Research	O
's	O
ZX80	B-Operating_System
and	O
ZX81	O
home	O
computers	O
:	O
</s>
<s>
Timex	O
Sinclair	O
T/S	B-Device
1000	I-Device
(	O
a	O
ZX81	O
with	O
the	O
same	O
circuit	O
board	O
from	O
the	O
same	O
factory	O
,	O
but	O
with	O
a	O
2K	O
x	O
8	O
RAM	O
chip	O
instead	O
of	O
1K	O
.	O
</s>
<s>
In	O
recent	O
years	O
retrocomputing	O
enthusiasts	O
created	O
various	O
clones	B-General_Concept
or	O
recreations	O
of	O
the	O
ZX80/ZX81	O
.	O
</s>
<s>
TELLAB	O
TL801	O
,	O
an	O
Italian	O
clone	B-General_Concept
designed	O
in	O
2002	O
that	O
can	O
emulate	O
both	O
the	O
ZX80	B-Operating_System
or	O
ZX81	O
.	O
</s>
