<s>
The	O
Sharma	B-Device
speaker	I-Device
was	O
a	O
rotary	O
speaker	O
,	O
similar	O
in	O
design	O
to	O
the	O
Leslie	O
speaker	O
,	O
that	O
was	O
manufactured	O
in	O
the	O
UK	O
by	O
Keith	O
Hitchcock	O
during	O
the	O
1960s	O
and	O
1970s	O
.	O
</s>
<s>
Some	O
of	O
the	O
early	O
Sharma	B-Device
speakers	I-Device
had	O
an	O
eight-pin	O
connector	O
.	O
</s>
<s>
Sharma	B-Device
speakers	I-Device
fell	O
out	O
of	O
favour	O
due	O
to	O
the	O
introduction	O
of	O
low-cost	O
electronics	O
that	O
could	O
emulate	O
the	O
rotating	O
speaker	O
sound	O
.	O
</s>
