The Roland Electronic Drum 50KV was released in 1980. This innovative drum set was one of the first electronic drum kits to gain widespread popularity, thanks to its realistic sound and versatility. The 50KV was designed to provide drummers with a more portable and quieter alternative to traditional acoustic drums, making it an ideal choice for studio work, live performances, and practice.

The release of the Roland Electronic Drum 50KV marked a significant milestone in the evolution of electronic drums. At the time, it was one of the most advanced drum kits available, featuring a variety of sounds, including acoustic drums, cymbals, and even electronic sounds. The 50KV also included a built-in metronome and a variety of other features that made it a valuable tool for drummers of all levels.

The success of the Roland Electronic Drum 50KV can be attributed to several factors. Firstly, its realistic sound quality was a major draw for drummers who were looking for a more authentic electronic drumming experience. The 50KV used Roland's proprietary VDS (Virtual Drum Synthesis) technology, which allowed for a wide range of sound options and ensured that the drums sounded as close to acoustic drums as possible.

Secondly, the 50KV was highly portable and easy to set up, making it a practical choice for drummers who needed to transport their equipment frequently. The kit included a variety of pads and triggers that could be mounted on a standard drum set or used as a standalone unit, providing flexibility in terms of setup and use.

Additionally, the 50KV was well-received by the music industry due to its reliability and durability. Roland had a reputation for producing high-quality musical instruments, and the 50KV lived up to this expectation. The kit's solid construction and robust design ensured that it could withstand the rigors of live performances and studio work.

According to a report by Music Trades, the Roland Electronic Drum 50KV was one of the best-selling electronic drum kits in the 1980s. Its success helped to pave the way for the development of future electronic drum kits, which have become an integral part of the music industry.

In conclusion, the Roland Electronic Drum 50KV was released in 1980 and played a crucial role in the evolution of electronic drums. Its realistic sound quality, portability, and durability made it a popular choice among drummers, and its impact on the music industry is still felt today.