Sequential Circuits Pro-8

The Sequential Circuits Pro-8 is an analog synthesizer released in 1981. It was one of the first polyphonic synthesizers to feature a microprocessor-controlled sequencer. It was used by many popular musicians, including Depeche Mode, New Order, and The Cure.

The Pro-8 features 8 voices of polyphony, each with two oscillators, a low-pass filter, and an envelope generator. It also has a built-in arpeggiator and a 16-step sequencer. The Pro-8 also features a number of modulation options, including an LFO, a sample-and-hold, and a ring modulator. Additionally, it has a number of effects, including chorus, delay, and reverb.