BL R-series engine fitted to the Maestro with the carburettor facing the front of the car, which also led to a reputation for carburettor icing in cold weather. The endemic problem of crankshaft failure was later attributed to flexing of the crankcase – because the E series relied upon the heavy sump/transmission unit to give additional strength to the cylinder block casting, this caused problems when a plain sump was bolted in its place. The R series was superseded in 1984 by the S series. BL R-series engine The R series is a line of petrol engines introduced by British Leyland in 1983
Synthesizer century also saw improvements in technology that led to the popularity of digital software synthesizers. In the 2010s, new analog synthesizers, both in keyboard instrument and modular form, are released alongside current digital hardware instruments. In 2016, Korg announced the Korg Minilogue, the first mass-produced polyphonic analogue synth in decades. According to "Fact", "The synthesizer is as important, and as ubiquitous, in modern music today as the human voice." It is one of the most important instruments in the music industry. In the 1970s, electronic music composers such as Jean Michel Jarre, Vangelis and Isao Tomita, released successful synthesizer-led instrumental