- 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...
- 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...
- 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...
-
single remained the
standard into the 1960s, when the
availability of
microgroove recording and
improved mastering techniques enabled recording artists...
- "standard groove"
found on
contemporary 78 rpm records,
rather than the "
microgroove" used for post-World War II 331⁄3 rpm "LP" (long play) records. The format...
-
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...
-
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...
-
Rifling in a .35
Remington microgroove rifled barrel...
