<s>
The	O
Sphere	B-Device
1	I-Device
was	O
a	O
personal	O
computer	O
completed	O
in	O
1975	O
by	O
Michael	O
Donald	O
Wise	O
and	O
Monroe	O
Tyler	O
of	O
Sphere	B-Device
Corporation	I-Device
,	O
of	O
Bountiful	O
,	O
Utah	O
.	O
</s>
<s>
The	O
Sphere	B-Device
1	I-Device
featured	O
a	O
Motorola	B-Device
6800	I-Device
CPU	B-Device
,	O
onboard	O
ROM	B-Device
,	O
a	O
full-sized	O
CRT	B-Device
monitor	I-Device
,	O
4KB	O
of	O
RAM	B-Architecture
,	O
and	O
a	O
keyboard	B-Device
with	O
a	O
numeric	B-Device
keypad	I-Device
.	O
</s>
<s>
The	O
Sphere	B-Device
1	I-Device
was	O
among	O
the	O
earliest	O
complete	O
all-in-one	O
microcomputers	O
that	O
could	O
be	O
plugged	O
in	O
,	O
turned	O
on	O
,	O
and	O
was	O
fully	O
functional	O
.	O
</s>
<s>
Michael	O
touted	O
it	O
as	O
the	O
first	O
"	O
true	O
PC	O
"	O
because	O
it	O
had	O
a	O
keyboard	B-Device
,	O
a	O
number	B-Device
pad	I-Device
,	O
a	O
monitor	O
,	O
external	O
storage	O
,	O
and	O
did	O
not	O
run	O
on	O
a	O
punch	O
tape	O
.	O
</s>
<s>
In	O
this	O
respect	O
,	O
it	O
is	O
pre-dated	O
by	O
the	O
1973	O
MCM/70	B-Device
,	O
among	O
others	O
,	O
but	O
the	O
Sphere	O
included	O
a	O
full-sized	O
display	O
that	O
these	O
generally	O
lacked	O
.	O
</s>
<s>
When	O
BYTE	O
Magazine	O
did	O
its	O
annual	O
history	O
of	O
the	O
computer	O
,	O
it	O
always	O
included	O
Sphere	B-Device
1	I-Device
,	O
showing	O
that	O
prior	O
microcomputers	O
lacked	O
the	O
user	O
I/O	O
interface	O
built	O
into	O
the	O
Sphere	B-Device
1	I-Device
.	O
</s>
<s>
The	O
Sphere	B-Device
1	I-Device
also	O
included	O
a	O
keyboard-operated	O
reset	O
feature	O
consisting	O
of	O
two	O
keys	O
wired	O
in	O
series	O
that	O
sent	O
a	O
reset	O
signal	O
to	O
the	O
CPU	B-Device
triggering	O
a	O
hard	O
reboot	O
.	O
</s>
<s>
Wise	O
considered	O
this	O
to	O
be	O
the	O
first	O
keyboard	B-Device
activated	O
reset	O
a	O
predecessor	O
to	O
the	O
now-common	O
Control-Alt-Delete	B-Device
combination	O
.	O
</s>
