1970's Monophonic Synthesizer. Classic Phat sounds! Rolands first synthesiser that was not preset based. It is also unique as is is capable of both subtractive and additive synthesis. This SH-3A also contains a transistor ladder filter, very similar to the Moog one at the time. This makes this synth capable of generating some pretty Moog-like sounds. *Functioning well but a couple of key contacts are a little dirty - would benefit from a clean