- of 33+1⁄3 rpm; a 12- or 10-inch (30- or 25-cm) diameter; use of the "
microgroove"
groove specification; and a
vinyl (a
copolymer of
vinyl chloride acetate)...
- for what was
named MicroGroove Rifling,
which was a
departure from the
standard "Ballard," or cut rifling. One
purpose of
Microgroove rifling was to increase...
-
because the
evaporator and
condenser coils are
smaller and lighter. With
MicroGroove technology, heat
transfer is
enhanced by
grooving the
inside surface...
- packagings. The 10-inch and 12-inch LP
record (long play), or 33+1⁄3 rpm
microgroove vinyl record, is a
gramophone record format introduced by
Columbia Records...
-
attempt to
introduce vinyl records in 1931, the
subsequent move
towards microgroove formats from 1948, and
would survive until the
early 1960s. In August...
- ****ociated, BBC, NAB, Orthacoustic, World,
Columbia LP, FFRR-78 and
microgroove, and AES. The
obvious consequence was that
different reproduction results...
- with dual needles; it was not
until around 1958 that the
single stylus microgroove system (in
which the two
stereo channels were cut into
either side of...
-
believer and
declared it a
single at its full length,
saying "We're in a
microgroove world now, we will
release it." In the US, however, the
original single...
- when it had
finished playing, a
combination cartridge with both 78 and
microgroove styli and a way to flip
between the two; and some kind of
adapter for...
-
playing the record. The
first instance of what
could be
considered a "
microgroove"
record could be
traced back to the 1920s. More exactly, in 1926 the...
